WoRMS taxon details
Caecidae Gray, 1850
Genus Caecum J. Fleming, 1813
Genus Jayella Iredale & Laseron, 1957
Genus Strebloceras Carpenter, 1859
Subfamily Caecinae Gray, 1850
Subfamily Ctiloceratinae Iredale & Laseron, 1957
Subfamily Strebloceratinae Bandel, 1996
Genus Brochina Gray, 1857 accepted as Caecum (Brochina) Gray, 1857
Genus Fartulum Carpenter, 1857 accepted as Caecum (Fartulum) Carpenter, 1857
Genus Pseudoparastrophia Di Staso, 1905 accepted as Parastrophia de Folin, 1869
Genus Transcopia Iredale & Laseron, 1957 accepted as Ctiloceras (Transcopia) Iredale & Laseron, 1957
Genus Watsonia de Folin, 1880 accepted as Parastrophia (Watsonia) de Folin, 1880
» Species Caecum achirona (de Folin, 1867)
» Species Caecum adamsi Raines, 2020
» Species Caecum amputatum Hedley, 1894
» Species Caecum amydroglyptum Rehder, 1980
» Species Caecum angustum de Folin, 1879
» Species Caecum annulatum Emmons, 1858
» Species Caecum antillarum Carpenter, 1858
» Species Caecum arabicum Issel, 1869
» Species Caecum armoricum de Folin, 1869
» Species Caecum atlantidis R. B. Watson, 1897
» Species Caecum attenuatum de Folin, 1880
» Species Caecum auriculatum de Folin, 1868
» Species Caecum austrafricanum Vannozzi, Pizzini & Raines, 2015
» Species Caecum australe Pizzini & Raines, 2011
» Species Caecum bathus Pizzini, Raines & Vannozzi, 2013
» Species Caecum bimamillatum de Folin, 1867
» Species Caecum bimarginatum Carpenter, 1859
» Species Caecum bipartitum de Folin, 1870
» Species Caecum bounty Pizzini & Raines, 2011
» Species Caecum brasilicum de Folin, 1874
» Species Caecum brennani Raines & Pizzini, 2009
» Species Caecum breve de Folin, 1867
» Species Caecum bucerium Golikov, 1967
» Species Caecum californicum Dall, 1885
» Species Caecum campanulatum Raines & Pizzini, 2005
» Species Caecum carolinianum Dall, 1892
» Species Caecum caverna Moolenbeek, Faber & Iliffe, 1989
» Species Caecum chilense Stuardo, 1962
» Species Caecum chinense de Folin, 1868
» Species Caecum cinctum Olsson & Harbison, 1953
» Species Caecum circumvolutum de Folin, 1867
» Species Caecum clarkii Carpenter, 1859
» Species Caecum clarum Lamy, 1909
» Species Caecum clathratum Carpenter, 1857
» Species Caecum clava de Folin, 1867
» Species Caecum cocoense Sibaja-Cordero, García-Méndez & Troncoso, 2013
» Species Caecum codoceoae Gálvez & Huidobro, 2017
» Species Caecum condylum Moore, 1969
» Species Caecum continens van der Linden & Moolenbeek, 2000
» Species Caecum cooki Pizzini & Raines, 2011
» Species Caecum cooperi S. Smith, 1860
» Species Caecum corrugulatum Carpenter, 1857
» Species Caecum crassum de Folin, 1870
» Species Caecum crebricinctum Carpenter, 1866
» Species Caecum crispum Verrill & Bush, 1900
» Species Caecum crystallinum de Folin, 1880
» Species Caecum cuspidatum Chaster, 1896
» Species Caecum cycloferum de Folin, 1867
» Species Caecum danielei Pizzini & Raines, 2011
» Species Caecum debile Verrill & Bush, 1900
» Species Caecum delicatulum Verrill & Bush, 1900
» Species Caecum derjugini (Golikov, 1967)
» Species Caecum dextroversum Carpenter, 1857
» Species Caecum digitulum Hedley, 1904
» Species Caecum diminutum C. B. Adams, 1852
» Species Caecum directum Vannozzi, 2019
» Species Caecum donmoorei Mitchell-Tapping, 1979
» Species Caecum draperi Raines, 2020
» Species Caecum dux de Folin, 1871
» Species Caecum egenum Vannozzi, 2017
» Species Caecum elegantissimum Carpenter, 1859
» Species Caecum elongatum Carpenter, 1857
» Species Caecum engli Nofroni, Pizzini & Oliverio, 1997
» Species Caecum eunoi Nofroni, Pizzini & Oliverio, 1997
» Species Caecum exile de Folin, 1880
» Species Caecum fijiense Pizzini, Raines & Vannozzi, 2013
» Species Caecum firmatum C. B. Adams, 1852
» Species Caecum floridanum Stimpson, 1851
» Species Caecum folini Kisch, 1959
» Species Caecum frugi Vannozzi, 2019
» Species Caecum galapagoense Raines, 2020
» Species Caecum geigeri Pizzini & Raines, 2011
» Species Caecum glabellum (A. Adams, 1868)
» Species Caecum glabriforme Carpenter, 1857
» Species Caecum glabrum (Montagu, 1803)
» Species Caecum granulatum Vannozzi, 2019
» Species Caecum gulosum Hedley, 1899
» Species Caecum gurgulio Carpenter, 1858
» Species Caecum heptagonum Carpenter, 1857
» Species Caecum imbricatum Carpenter, 1858
» Species Caecum incisum Vannozzi, Pizzini & Raines, 2015
» Species Caecum inclinatum de Folin, 1869
» Species Caecum infimum de Folin, 1867
» Species Caecum inflatulum Vannozzi, 2017
» Species Caecum inflatum de Folin, 1869
» Species Caecum inhacaense Albano & Pizzini, 2011
» Species Caecum insculptum Carpenter, 1857
» Species Caecum insularum Moore, 1969
» Species Caecum intortum Vannozzi, Pizzini & Raines, 2015
» Species Caecum invisibile Egger & Jörger, 2020
» Species Caecum japonicum (Habe, 1978)
» Species Caecum johnsoni Winkley, 1908
» Species Caecum jonatani Espinosa, Ortea & Fernández-Garcés, 2007
» Species Caecum jucundum de Folin, 1867
» Species Caecum kontiki Pizzini & Raines, 2011
» Species Caecum laeve C. B. Adams, 1852
» Species Caecum laqueatum C. B. Adams, 1852
» Species Caecum leilae Vannozzi, Pizzini & Raines, 2015
» Species Caecum lightfootanum Raines, 2020
» Species Caecum limnetes Long, 1972
» Species Caecum limpidum de Folin, 1874
» Species Caecum lindae Vannozzi, Pizzini & Raines, 2015
» Species Caecum lineicinctum de Folin, 1880
» Species Caecum liratocinctum Carpenter, 1857
» Species Caecum loyaltense Pizzini, Raines & Vannozzi, 2013
» Species Caecum lucidum de Folin, 1867
» Species Caecum macrum van der Linden & Moolenbeek, 2000
» Species Caecum magellanicum (di Geronimo, Privitera & Valdovinos, 1995)
» Species Caecum maori Pizzini & Raines, 2006
» Species Caecum maraisi Vannozzi, Pizzini & Raines, 2015
» Species Caecum marginatum de Folin, 1869
» Species Caecum marmoratum de Folin, 1869
» Species Caecum massambabense Absalão, 1994
» Species Caecum mauritianum de Folin, 1867
» Species Caecum metamorphosicum S. Lima, Santos & Absalão, 2013
» Species Caecum microstriatum Pizzini, Raines & Vannozzi, 2013
» Species Caecum mirificum de Folin, 1867
» Species Caecum modestum de Folin, 1868
» Species Caecum moorei (Marincovich, 1973)
» Species Caecum morgan Vannozzi, Pizzini & Raines, 2015
» Species Caecum multicostatum de Folin, 1867
» Species Caecum musorstomi Pizzini, Raines & Vannozzi, 2013
» Species Caecum nasutum Vannozzi, 2019
» Species Caecum neocaledonicum de Folin, 1868
» Species Caecum neoguineanum Vannozzi, 2019
» Species Caecum nofronii Vannozzi, 2019
» Species Caecum oahuense Pilsbry, 1921
» Species Caecum obtusum Carpenter, 1857
» Species Caecum orcutti Dall, 1885
» Species Caecum paradoxum de Folin, 1867
» Species Caecum parvum C. B. Adams, 1852
» Species Caecum pascuanum Raines & Pizzini, 2005
» Species Caecum planum de Folin, 1874
» Species Caecum pollicare Carpenter, 1859
» Species Caecum praegrande Vannozzi, 2017
» Species Caecum pulchellum Stimpson, 1851
» Species Caecum quadratum Carpenter, 1857
» Species Caecum rapanuiense Raines & Pizzini, 2005
» Species Caecum regulare Carpenter, 1858
» Species Caecum rehderi Raines & Pizzini, 2005
» Species Caecum reversum Carpenter, 1857
» Species Caecum rijgersmai De Jong & Coomans, 1988
» Species Caecum rolani Pizzini & Nofroni, 2001
» Species Caecum rostratum de Folin, 1881
» Species Caecum ryssotitum de Folin, 1867
» Species Caecum semicinctum de Folin, 1867
» Species Caecum senegambianum de Folin, 1870
» Species Caecum sepimentum de Folin, 1868
» Species Caecum simplicissimum Thiele, 1925
» Species Caecum sinuatum de Folin, 1867
» Species Caecum skoglundae Pizzini, Raines & Nofroni, 2007
» Species Caecum smriglioi Pizzini, Nofroni & Bonfitto, 2008
» Species Caecum someri (de Folin, 1867)
» Species Caecum spiculum Raines, 2020
» Species Caecum spinosum de Folin, 1873
» Species Caecum strangulatum de Folin, 1867
» Species Caecum strigosum de Folin, 1868
» Species Caecum subannulatum de Folin, 1870
» Species Caecum subaustrale Stuardo, 1970
» Species Caecum subcylindratum Pizzini, Raines & Vannozzi, 2013
» Species Caecum subflavum de Folin, 1880
» Species Caecum subquadratum Carpenter, 1859
» Species Caecum subspirale Carpenter, 1857
» Species Caecum subvolutum de Folin, 1874
» Species Caecum succineum de Folin, 1880
» Species Caecum superbum de Folin, 1867
» Species Caecum swinneni Nofroni, Pizzini & Oliverio, 1997
» Species Caecum taeniatum de Folin, 1869
» Species Caecum tahitianum Pizzini & Raines, 2011
» Species Caecum tenue Verrill & Bush, 1900
» Species Caecum tenuicostatum de Folin, 1881
» Species Caecum teres Carpenter, 1857
» Species Caecum textile de Folin, 1867
» Species Caecum tornatum Verrill & Bush, 1900
» Species Caecum torquetum de Folin, 1867
» Species Caecum tortile Dall, 1892
» Species Caecum trachea (Montagu, 1803)
» Species Caecum troglodyta Moolenbeek, Faber & Iliffe, 1989
» Species Caecum vanuatuarum Pizzini, Raines & Vannozzi, 2013
» Species Caecum varanoi Pizzini, Nofroni & Bonfitto, 2008
» Species Caecum variegatum de Folin, 1867
» Species Caecum venosum de Folin, 1867
» Species Caecum venustum de Folin, 1867
» Species Caecum vertebrale Hedley, 1899
» Species Caecum vicinum de Folin, 1870
» Species Caecum virginiae Pizzini, Raines & Vannozzi, 2013
» Species Caecum vitreum Carpenter, 1859
» Species Caecum wayae Pizzini & Nofroni, 2001
» Species Caecum zaagmani De Jong & Coomans, 1988
» Species Caecum elegans de Folin, 1867 (taxon inquirendum)
» Species Caecum subornatum de Folin, 1874 (taxon inquirendum, invalid: junior primary homonym of Caecum ornatum de Folin, 1869: a replacement name has not been proposed)
» Species Caecum abreviatum de Folin, 1870 (nomen dubium)
» Species Caecum gracile Carpenter, 1858 (nomen dubium)
» Species Caecum hemisphericum de Folin, 1867 (nomen dubium)
» Species Caecum imperforatum (Kanmacher, 1798) (nomen dubium)
» Subgenus Caecum (Bambusum) Olsson & Harbison, 1954 represented as Caecum J. Fleming, 1813
» Subgenus Caecum (Brochina) Gray, 1857 represented as Caecum J. Fleming, 1813
» Subgenus Caecum (Micranellum) Bartsch, 1920 accepted as Caecum J. Fleming, 1813
» Species Caecum achironum (de Folin, 1867) accepted as Caecum achirona (de Folin, 1867) (incorrect gender ending)
» Species Caecum agoniatum de Folin, 1867 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum amaltheanum Hedley, 1899 accepted as Meioceras legumen (Hedley, 1899)
» Species Caecum amamiense (Habe, 1978) accepted as Mauroceras amamiense (Habe, 1978)
» Species Caecum arabicus Issel, 1869 accepted as Caecum arabicum Issel, 1869 (incorrect gender agreement of specific epithet)
» Species Caecum arcuatum de Folin, 1869 accepted as Caecum sepimentum de Folin, 1868
» Species Caecum bahiahondaense A. M. Strong & Hertlein, 1939 accepted as Caecum clathratum Carpenter, 1857
» Species Caecum bakeri (Bartsch, 1920) accepted as Caecum dextroversum Carpenter, 1857
» Species Caecum berberense Ladd, 1972 accepted as Caecum sepimentum de Folin, 1868
» Species Caecum berthae Lange de Morretes, 1954 accepted as Caecum plicatum Carpenter, 1858
» Species Caecum bimarginatum Dautzenberg, 1912 accepted as Caecum rolani Pizzini & Nofroni, 2001 (Invalid: junior homonym of Caecum bimarginatum Carpenter, 1859)
» Species Caecum biminicola Pilsbry, 1951 accepted as Caecum plicatum Carpenter, 1858
» Species Caecum borneoensis de Folin, 1879 accepted as Caecum borneoense de Folin, 1879 (wrong gender agreement of specific epithet)
» Species Caecum buccina de Folin, 1870 accepted as Caecum circumvolutum de Folin, 1867
» Species Caecum bucheri Parenzan, 1979 accepted as Filogranula annulata (O. G. Costa, 1861) (transfer to other genus, other phylum)
» Species Caecum butoti De Jong & Coomans, 1988 accepted as Caecum marmoratum de Folin, 1869
» Species Caecum capitanum de Folin, 1874 accepted as Caecum pulchellum Stimpson, 1851
» Species Caecum carmenense de Folin, 1870 accepted as Caecum circumvolutum de Folin, 1867
» Species Caecum carpenteri (Bartsch, 1920) accepted as Caecum adamsi Raines, 2020
» Species Caecum cayosense Rehder, 1943 accepted as Caecum floridanum Stimpson, 1851
» Species Caecum clenchi Olsson & McGinty, 1958 accepted as Caecum cycloferum de Folin, 1867
» Species Caecum cocoensis [sic] accepted as Caecum cocoense Sibaja-Cordero, García-Méndez & Troncoso, 2013 (wrong grammatical gender agreement of specific epithet)
» Species Caecum complanatum de Folin, 1867 accepted as Caecum venustum de Folin, 1867
» Species Caecum conjunctum de Folin, 1867 accepted as Caecum pulchellum Stimpson, 1851
» Species Caecum contractum de Folin, 1870 accepted as Caecum bipartitum de Folin, 1870
» Species Caecum cooperi Carpenter, 1866 accepted as Caecum californicum Dall, 1885 (invalid: junior homonym of Caecum cooperi S. Smith, 1860; C. californicum is a replacement name)
» Species Caecum corneum Dunker, 1875 accepted as Caecum ryssotitum de Folin, 1867
» Species Caecum cornucopiae (Carpenter, 1859) accepted as Meioceras cornucopiae Carpenter, 1859
» Species Caecum coronatum de Folin, 1867 accepted as Caecum imbricatum Carpenter, 1858
» Species Caecum coronellum Dall, 1892 accepted as Caecum cycloferum de Folin, 1867
» Species Caecum corrugatulum [sic] accepted as Caecum corrugulatum Carpenter, 1857 (incorrect subsequent spelling of corrugulatum Carpenter, 1857)
» Species Caecum costatum A. E. Verrill, 1872 accepted as Caecum cooperi S. Smith, 1860
» Species Caecum crassicostum Gabb, 1881 accepted as Caecum floridanum Stimpson, 1851
» Species Caecum cubitatum (de Folin, 1868) accepted as Meioceras cubitatum de Folin, 1868
» Species Caecum curtatum de Folin, 1867 accepted as Caecum pulchellum Stimpson, 1851
» Species Caecum dalli Bartsch, 1920 accepted as Caecum quadratum Carpenter, 1857
» Species Caecum decussatum de Folin, 1869 accepted as Caecum plicatum Carpenter, 1858
» Species Caecum diegense Bartsch, 1920 accepted as Caecum quadratum Carpenter, 1857
» Species Caecum eburneum de Folin, 1886 accepted as Caecum folini Kisch, 1959 (invalid: junior homonym of Caecum eburneum C.B. Adams, 1852; Caecum folini is a replacement name)
» Species Caecum eburneum C. B. Adams, 1852 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum elagans Deregaslavtseva, 1891 accepted as Caecum trachea (Montagu, 1803)
» Species Caecum elegans Perejaslavtseva, 1891 accepted as Caecum trachea (Montagu, 1803) (? Dubious synonym)
» Species Caecum erucatum de Folin, 1867 accepted as Caecum clathratum Carpenter, 1857
» Species Caecum fasciatum de Folin, 1876 accepted as Caecum trachea (Montagu, 1803)
» Species Caecum grippi Bartsch, 1920 accepted as Caecum quadratum Carpenter, 1857
» Species Caecum heladum Olsson & Harbison, 1953 accepted as Caecum multicostatum de Folin, 1867
» Species Caecum heterapex Habe, 1963 accepted as Caecum clarum Lamy, 1909
» Species Caecum hinoidei Habe, 1978 accepted as Caecum neocaledonicum de Folin, 1868
» Species Caecum impartitum de Folin, 1867 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum insigne de Folin, 1867 accepted as Caecum imbricatum Carpenter, 1858
» Species Caecum instructum de Folin, 1870 accepted as Caecum bipartitum de Folin, 1870
» Species Caecum interruptum de Folin, 1867 accepted as Caecum clathratum Carpenter, 1857
» Species Caecum irregulare de Folin, 1867 accepted as Caecum floridanum Stimpson, 1851
» Species Caecum legumen Hedley, 1899 accepted as Mauroceras legumen (Hedley, 1899) (original combination)
» Species Caecum leptoglyphos de Folin, 1881 accepted as Caecum textile de Folin, 1867
» Species Caecum lermondi Dall, 1924 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Caecum leve C. B. Adams, 1852 accepted as Caecum laeve C. B. Adams, 1852 (incorrect subsequent spelling)
» Species Caecum lightfootae Pizzini, Nofroni & Oliverio, 1994 accepted as Caecum atlantidis R. B. Watson, 1897
» Species Caecum lilianum Hedley, 1903 accepted as Caecum sepimentum de Folin, 1868
» Species Caecum maculatum Habe, 1963 accepted as Caecum sepimentum de Folin, 1868
» Species Caecum maestratii Pizzini, Raines & Vannozzi, 2013 accepted as Mauroceras maestratii (Pizzini, Raines & Vannozzi, 2013) (original combination)
» Species Caecum malleatum de Folin, 1868 accepted as Caecum modestum de Folin, 1868
» Species Caecum microcyclos de Folin, 1880 accepted as Caecum attenuatum de Folin, 1880
» Species Caecum microcyclus [sic] accepted as Caecum microcyclos de Folin, 1880 (subsequent spelling)
» Species Caecum minutum de Folin, 1867 accepted as Caecum dextroversum Carpenter, 1857
» Species Caecum mirabile de Folin, 1867 accepted as Caecum insculptum Carpenter, 1857
» Species Caecum monstrosum C. B. Adams, 1852 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum multiannulatum Dautzenberg & Bouge, 1933 accepted as Caecum vertebrale Hedley, 1899
» Species Caecum mutabile de Folin, 1869 accepted as Caecum venustum de Folin, 1867
» Species Caecum nitidum Stimpson, 1851 accepted as Meioceras nitidum (Stimpson, 1851) (original combination)
» Species Caecum obesum Verrill & Bush, 1900 accepted as Caecum plicatum Carpenter, 1858
» Species Caecum occidentale (Bartsch, 1920) accepted as Caecum dextroversum Carpenter, 1857
» Species Caecum occultum de Folin, 1867 accepted as Caecum strangulatum de Folin, 1867
» Species Caecum orientale de Folin, 1868 accepted as Caecum clarkii Carpenter, 1859 (dubious synonym)
» Species Caecum parvulum de Folin, 1867 accepted as Caecum dextroversum Carpenter, 1857
» Species Caecum phronimum de Folin, 1867 accepted as Caecum floridanum Stimpson, 1851
» Species Caecum putnamense Mansfield, 1924 accepted as Caecum johnsoni Winkley, 1908
» Species Caecum pygmaeum C. B. Adams, 1852 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum richthofeni A. M. Strong & Hertlein, 1939 accepted as Caecum strangulatum de Folin, 1867
» Species Caecum rotundum de Folin, 1868 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Caecum ruggerii Pizzini, 1997 accepted as Caecum clarum Lamy, 1909
» Species Caecum saavedrae Beltran, 1965 accepted as Caecum auriculatum de Folin, 1868
» Species Caecum sardinianum de Folin, 1870 accepted as Caecum clarkii Carpenter, 1859
» Species Caecum sculptum de Folin, 1881 accepted as Caecum imbricatum Carpenter, 1858
» Species Caecum semitrachea Monterosato, 1884 accepted as Caecum trachea (Montagu, 1803)
» Species Caecum smithi Cooper, 1872 accepted as Caecum cooperi S. Smith, 1860
» Species Caecum solitarium W. R. B. Oliver, 1915 accepted as Caecum maori Pizzini & Raines, 2006 (Invalid: junior homonym of Caecum solitarium Meyer, 1886; C. maori is a replacement name)
» Species Caecum suave de Folin, 1869 accepted as Caecum firmatum C. B. Adams, 1852 (unaccepted)
» Species Caecum subornatum de Folin, 1869 accepted as Caecum laeve C. B. Adams, 1852 (unaccepted)
» Species Caecum suteri Odhner, 1924 accepted as Caecum digitulum Hedley, 1904 (unaccepted)
» Species Caecum syriacum de Folin, 1869 accepted as Caecum auriculatum de Folin, 1868 (unaccepted)
» Species Caecum taeniatum de Folin, 1867 accepted as Caecum diminutum C. B. Adams, 1852 (unaccepted)
» Species Caecum tenue Milaschewitsch, 1912 accepted as Caecum armoricum de Folin, 1869 (unaccepted, invalid: junior homonym of Caecum tenue Verrill & Bush, 1900)
» Species Caecum termes Heilprin, 1889 accepted as Caecum plicatum Carpenter, 1858 (unaccepted)
» Species Caecum tomaculum Weisbord, 1962 accepted as Caecum ryssotitum de Folin, 1867 (unaccepted)
» Species Caecum triornatum de Folin, 1870 accepted as Caecum bipartitum de Folin, 1870 (unaccepted)
» Species Caecum uncinatum de Folin, 1867 accepted as Caecum strangulatum de Folin, 1867 (unaccepted)
» Species Caecum undatum Carpenter, 1857 accepted as Caecum parvum C. B. Adams, 1852 (unaccepted)
» Species Caecum validum de Folin, 1867 accepted as Caecum subspirale Carpenter, 1857 (unaccepted, uncertain synonym)
» Species Caecum veracruzanum de Folin, 1870 accepted as Caecum circumvolutum de Folin, 1867 (unaccepted)
» Species Caecum vestitum de Folin, 1870 accepted as Caecum circumvolutum de Folin, 1867 (unaccepted)
Genus Ctiloceras R. B. Watson, 1886» Species Caecum adamsi Raines, 2020
» Species Caecum amputatum Hedley, 1894
» Species Caecum amydroglyptum Rehder, 1980
» Species Caecum angustum de Folin, 1879
» Species Caecum annulatum Emmons, 1858
» Species Caecum antillarum Carpenter, 1858
» Species Caecum arabicum Issel, 1869
» Species Caecum armoricum de Folin, 1869
» Species Caecum atlantidis R. B. Watson, 1897
» Species Caecum attenuatum de Folin, 1880
» Species Caecum auriculatum de Folin, 1868
» Species Caecum austrafricanum Vannozzi, Pizzini & Raines, 2015
» Species Caecum australe Pizzini & Raines, 2011
» Species Caecum bathus Pizzini, Raines & Vannozzi, 2013
» Species Caecum bimamillatum de Folin, 1867
» Species Caecum bimarginatum Carpenter, 1859
» Species Caecum bipartitum de Folin, 1870
» Variety Caecum bipartitum var. maculatum de Folin, 1870 accepted as Caecum bipartitum de Folin, 1870
» Species Caecum borneoense de Folin, 1879» Species Caecum bounty Pizzini & Raines, 2011
» Species Caecum brasilicum de Folin, 1874
» Species Caecum brennani Raines & Pizzini, 2009
» Species Caecum breve de Folin, 1867
» Species Caecum bucerium Golikov, 1967
» Species Caecum californicum Dall, 1885
» Species Caecum campanulatum Raines & Pizzini, 2005
» Species Caecum carolinianum Dall, 1892
» Species Caecum caverna Moolenbeek, Faber & Iliffe, 1989
» Species Caecum chilense Stuardo, 1962
» Species Caecum chinense de Folin, 1868
» Species Caecum cinctum Olsson & Harbison, 1953
» Species Caecum circumvolutum de Folin, 1867
» Species Caecum clarkii Carpenter, 1859
» Species Caecum clarum Lamy, 1909
» Species Caecum clathratum Carpenter, 1857
» Species Caecum clava de Folin, 1867
» Species Caecum cocoense Sibaja-Cordero, García-Méndez & Troncoso, 2013
» Species Caecum codoceoae Gálvez & Huidobro, 2017
» Species Caecum condylum Moore, 1969
» Species Caecum continens van der Linden & Moolenbeek, 2000
» Species Caecum cooki Pizzini & Raines, 2011
» Species Caecum cooperi S. Smith, 1860
» Species Caecum corrugulatum Carpenter, 1857
» Species Caecum crassum de Folin, 1870
» Species Caecum crebricinctum Carpenter, 1866
» Species Caecum crispum Verrill & Bush, 1900
» Species Caecum crystallinum de Folin, 1880
» Species Caecum cuspidatum Chaster, 1896
» Species Caecum cycloferum de Folin, 1867
» Variety Caecum cycloferum var. gracile de Folin, 1870 accepted as Caecum cycloferum de Folin, 1867
» Species Caecum dakuwaqa Pizzini, Raines & Vannozzi, 2013» Species Caecum danielei Pizzini & Raines, 2011
» Species Caecum debile Verrill & Bush, 1900
» Species Caecum delicatulum Verrill & Bush, 1900
» Species Caecum derjugini (Golikov, 1967)
» Species Caecum dextroversum Carpenter, 1857
» Species Caecum digitulum Hedley, 1904
» Species Caecum diminutum C. B. Adams, 1852
» Species Caecum directum Vannozzi, 2019
» Species Caecum donmoorei Mitchell-Tapping, 1979
» Species Caecum draperi Raines, 2020
» Species Caecum dux de Folin, 1871
» Species Caecum egenum Vannozzi, 2017
» Species Caecum elegantissimum Carpenter, 1859
» Variety Caecum elegantissimum var. searleswoodii Carpenter, 1859 accepted as Caecum searleswoodii Carpenter, 1859
» Variety Caecum elegantissimum var. searles-woodii Carpenter, 1859 accepted as Caecum searleswoodii Carpenter, 1859 (original combination)
» Species Caecum eliezeri Absalão, 1997» Variety Caecum elegantissimum var. searles-woodii Carpenter, 1859 accepted as Caecum searleswoodii Carpenter, 1859 (original combination)
» Species Caecum elongatum Carpenter, 1857
» Species Caecum engli Nofroni, Pizzini & Oliverio, 1997
» Species Caecum eunoi Nofroni, Pizzini & Oliverio, 1997
» Species Caecum exile de Folin, 1880
» Species Caecum fijiense Pizzini, Raines & Vannozzi, 2013
» Species Caecum firmatum C. B. Adams, 1852
» Species Caecum floridanum Stimpson, 1851
» Species Caecum folini Kisch, 1959
» Species Caecum frugi Vannozzi, 2019
» Species Caecum galapagoense Raines, 2020
» Species Caecum geigeri Pizzini & Raines, 2011
» Species Caecum glabellum (A. Adams, 1868)
» Species Caecum glabriforme Carpenter, 1857
» Species Caecum glabrum (Montagu, 1803)
» Variety Caecum glabrum var. elongatum de Folin, 1874 (nomen dubium)
» Species Caecum gofasi Pizzini & Nofroni, 2001» Species Caecum granulatum Vannozzi, 2019
» Species Caecum gulosum Hedley, 1899
» Species Caecum gurgulio Carpenter, 1858
» Species Caecum heptagonum Carpenter, 1857
» Variety Caecum heptagonum var. hexagona de Folin, 1867 accepted as Caecum heptagonum Carpenter, 1857
» Variety Caecum heptagonum var. octogona de Folin, 1867 accepted as Caecum heptagonum Carpenter, 1857
» Species Caecum heterochromum Raines & Pizzini, 2005» Variety Caecum heptagonum var. octogona de Folin, 1867 accepted as Caecum heptagonum Carpenter, 1857
» Species Caecum imbricatum Carpenter, 1858
» Species Caecum incisum Vannozzi, Pizzini & Raines, 2015
» Species Caecum inclinatum de Folin, 1869
» Species Caecum infimum de Folin, 1867
» Species Caecum inflatulum Vannozzi, 2017
» Species Caecum inflatum de Folin, 1869
» Species Caecum inhacaense Albano & Pizzini, 2011
» Species Caecum insculptum Carpenter, 1857
» Species Caecum insularum Moore, 1969
» Species Caecum intortum Vannozzi, Pizzini & Raines, 2015
» Species Caecum invisibile Egger & Jörger, 2020
» Species Caecum japonicum (Habe, 1978)
» Species Caecum johnsoni Winkley, 1908
» Species Caecum jonatani Espinosa, Ortea & Fernández-Garcés, 2007
» Species Caecum jucundum de Folin, 1867
» Variety Caecum jucundum var. parva de Folin, 1870 accepted as Caecum jucundum de Folin, 1867
» Species Caecum knysnaense Vannozzi, Pizzini & Raines, 2015» Species Caecum kontiki Pizzini & Raines, 2011
» Species Caecum laeve C. B. Adams, 1852
» Variety Caecum laeve var. minus C. B. Adams, 1852 accepted as Caecum laeve C. B. Adams, 1852
» Variety Caecum laeve var. subornata de Folin, 1869 accepted as Caecum laeve C. B. Adams, 1852
» Species Caecum lapita Pizzini, Raines & Vannozzi, 2013» Variety Caecum laeve var. subornata de Folin, 1869 accepted as Caecum laeve C. B. Adams, 1852
» Species Caecum laqueatum C. B. Adams, 1852
» Species Caecum leilae Vannozzi, Pizzini & Raines, 2015
» Species Caecum lightfootanum Raines, 2020
» Species Caecum limnetes Long, 1972
» Species Caecum limpidum de Folin, 1874
» Species Caecum lindae Vannozzi, Pizzini & Raines, 2015
» Species Caecum lineicinctum de Folin, 1880
» Species Caecum liratocinctum Carpenter, 1857
» Variety Caecum liratocinctum var. costulata de Folin, 1870 (nomen dubium)
» Variety Caecum liratocinctum var. levis de Folin, 1870 (nomen dubium)
» Species Caecum lohri A. M. Strong & Hertlein, 1939» Variety Caecum liratocinctum var. levis de Folin, 1870 (nomen dubium)
» Species Caecum loyaltense Pizzini, Raines & Vannozzi, 2013
» Species Caecum lucidum de Folin, 1867
» Species Caecum macrum van der Linden & Moolenbeek, 2000
» Species Caecum magellanicum (di Geronimo, Privitera & Valdovinos, 1995)
» Species Caecum maori Pizzini & Raines, 2006
» Species Caecum maraisi Vannozzi, Pizzini & Raines, 2015
» Species Caecum marginatum de Folin, 1869
» Species Caecum marmoratum de Folin, 1869
» Species Caecum massambabense Absalão, 1994
» Species Caecum mauritianum de Folin, 1867
» Species Caecum metamorphosicum S. Lima, Santos & Absalão, 2013
» Species Caecum microstriatum Pizzini, Raines & Vannozzi, 2013
» Species Caecum mirificum de Folin, 1867
» Species Caecum modestum de Folin, 1868
» Species Caecum moorei (Marincovich, 1973)
» Species Caecum morgan Vannozzi, Pizzini & Raines, 2015
» Species Caecum multicostatum de Folin, 1867
» Species Caecum musorstomi Pizzini, Raines & Vannozzi, 2013
» Species Caecum nasutum Vannozzi, 2019
» Species Caecum neocaledonicum de Folin, 1868
» Species Caecum neoguineanum Vannozzi, 2019
» Species Caecum nofronii Vannozzi, 2019
» Species Caecum oahuense Pilsbry, 1921
» Species Caecum obtusum Carpenter, 1857
» Species Caecum orcutti Dall, 1885
» Species Caecum paradoxum de Folin, 1867
» Species Caecum parvum C. B. Adams, 1852
» Species Caecum pascuanum Raines & Pizzini, 2005
» Species Caecum planum de Folin, 1874
» Variety Caecum planum var. minor de Folin, 1874 accepted as Caecum planum de Folin, 1874
» Species Caecum plicatum Carpenter, 1858» Species Caecum pollicare Carpenter, 1859
» Species Caecum praegrande Vannozzi, 2017
» Species Caecum pulchellum Stimpson, 1851
» Species Caecum quadratum Carpenter, 1857
» Species Caecum rapanuiense Raines & Pizzini, 2005
» Species Caecum regulare Carpenter, 1858
» Species Caecum rehderi Raines & Pizzini, 2005
» Species Caecum reversum Carpenter, 1857
» Species Caecum rijgersmai De Jong & Coomans, 1988
» Species Caecum rolani Pizzini & Nofroni, 2001
» Species Caecum rostratum de Folin, 1881
» Species Caecum ryssotitum de Folin, 1867
» Variety Caecum ryssotitum var. caerulea de Folin, 1867 accepted as Caecum ryssotitum de Folin, 1867
» Variety Caecum ryssotitum var. cylindrica de Folin, 1870 accepted as Caecum ryssotitum de Folin, 1867
» Species Caecum searleswoodii Carpenter, 1859» Variety Caecum ryssotitum var. cylindrica de Folin, 1870 accepted as Caecum ryssotitum de Folin, 1867
» Species Caecum semicinctum de Folin, 1867
» Variety Caecum semicinctum var. subacuta de Folin, 1867 (taxon inquirendum)
» Species Caecum semilaeve Carpenter, 1857» Species Caecum senegambianum de Folin, 1870
» Species Caecum sepimentum de Folin, 1868
» Variety Caecum sepimentum var. arcuata de Folin, 1869 accepted as Caecum sepimentum de Folin, 1868
» Species Caecum shaskyi Raines, 2020» Species Caecum simplicissimum Thiele, 1925
» Species Caecum sinuatum de Folin, 1867
» Species Caecum skoglundae Pizzini, Raines & Nofroni, 2007
» Species Caecum smriglioi Pizzini, Nofroni & Bonfitto, 2008
» Species Caecum someri (de Folin, 1867)
» Species Caecum spiculum Raines, 2020
» Species Caecum spinosum de Folin, 1873
» Species Caecum strangulatum de Folin, 1867
» Variety Caecum strangulatum var. acuta de Folin, 1867 accepted as Caecum strangulatum de Folin, 1867
» Species Caecum striatum de Folin, 1868 » Variety Caecum striatum var. obsoleta de Folin, 1874 accepted as Caecum striatum de Folin, 1868
» Species Caecum strictum de Folin, 1871» Species Caecum strigosum de Folin, 1868
» Species Caecum subannulatum de Folin, 1870
» Species Caecum subaustrale Stuardo, 1970
» Species Caecum subcylindratum Pizzini, Raines & Vannozzi, 2013
» Species Caecum subflavum de Folin, 1880
» Species Caecum subquadratum Carpenter, 1859
» Species Caecum subspirale Carpenter, 1857
» Species Caecum subvolutum de Folin, 1874
» Species Caecum succineum de Folin, 1880
» Species Caecum superbum de Folin, 1867
» Species Caecum swinneni Nofroni, Pizzini & Oliverio, 1997
» Species Caecum taeniatum de Folin, 1869
» Species Caecum tahitianum Pizzini & Raines, 2011
» Species Caecum tenue Verrill & Bush, 1900
» Species Caecum tenuicostatum de Folin, 1881
» Species Caecum teres Carpenter, 1857
» Species Caecum textile de Folin, 1867
» Species Caecum tornatum Verrill & Bush, 1900
» Species Caecum torquetum de Folin, 1867
» Species Caecum tortile Dall, 1892
» Species Caecum trachea (Montagu, 1803)
» Variety Caecum trachea var. tincta de Folin, 1869 (nomen dubium)
» Variety Caecum trachea var. zonulata de Folin, 1869 (nomen dubium)
» Variety Caecum trachea var. obsoleta Carpenter, 1859 accepted as Caecum trachea (Montagu, 1803)
» Variety Caecum trachea var. taeniata de Folin, 1869 accepted as Caecum taeniatum de Folin, 1869 (basionym)
» Species Caecum trindadense S. Lima, Santos & Absalão, 2013» Variety Caecum trachea var. zonulata de Folin, 1869 (nomen dubium)
» Variety Caecum trachea var. obsoleta Carpenter, 1859 accepted as Caecum trachea (Montagu, 1803)
» Variety Caecum trachea var. taeniata de Folin, 1869 accepted as Caecum taeniatum de Folin, 1869 (basionym)
» Species Caecum troglodyta Moolenbeek, Faber & Iliffe, 1989
» Species Caecum vanuatuarum Pizzini, Raines & Vannozzi, 2013
» Species Caecum varanoi Pizzini, Nofroni & Bonfitto, 2008
» Species Caecum variegatum de Folin, 1867
» Species Caecum venosum de Folin, 1867
» Species Caecum venustum de Folin, 1867
» Species Caecum vertebrale Hedley, 1899
» Species Caecum vicinum de Folin, 1870
» Species Caecum virginiae Pizzini, Raines & Vannozzi, 2013
» Species Caecum vitreum Carpenter, 1859
» Variety Caecum vitreum var. clarkii Carpenter, 1859 accepted as Caecum clarkii Carpenter, 1859 (original combination)
» Variety Caecum vitreum var. subornata de Folin, 1869 accepted as Caecum vitreum Carpenter, 1859
» Species Caecum wami Raines & Pizzini, 2009» Variety Caecum vitreum var. subornata de Folin, 1869 accepted as Caecum vitreum Carpenter, 1859
» Species Caecum wayae Pizzini & Nofroni, 2001
» Species Caecum zaagmani De Jong & Coomans, 1988
» Species Caecum elegans de Folin, 1867 (taxon inquirendum)
» Variety Caecum elegans var. flexuosa de Folin, 1867 (taxon inquirendum)
» Variety Caecum elegans var. rubella de Folin, 1867 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum sericeum de Folin, 1873 (taxon inquirendum)» Variety Caecum elegans var. rubella de Folin, 1867 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum subornatum de Folin, 1874 (taxon inquirendum, invalid: junior primary homonym of Caecum ornatum de Folin, 1869: a replacement name has not been proposed)
» Species Caecum abreviatum de Folin, 1870 (nomen dubium)
» Variety Caecum abreviatum var. minima de Folin, 1870 (nomen dubium)
» Species Caecum bicinctum de Folin, 1870 (nomen dubium)» Species Caecum gracile Carpenter, 1858 (nomen dubium)
» Species Caecum hemisphericum de Folin, 1867 (nomen dubium)
» Species Caecum imperforatum (Kanmacher, 1798) (nomen dubium)
» Subgenus Caecum (Bambusum) Olsson & Harbison, 1954 represented as Caecum J. Fleming, 1813
» Subgenus Caecum (Brochina) Gray, 1857 represented as Caecum J. Fleming, 1813
» Species Caecum (Brochina) achirona (de Folin, 1867) represented as Caecum achirona (de Folin, 1867)
» Species Caecum (Brochina) digitulum Hedley, 1904 represented as Caecum digitulum Hedley, 1904
» Species Caecum (Brochina) glabrum (Montagu, 1803) represented as Caecum glabrum (Montagu, 1803)
» Subgenus Caecum (Caecum) J. Fleming, 1813 represented as Caecum J. Fleming, 1813» Species Caecum (Brochina) digitulum Hedley, 1904 represented as Caecum digitulum Hedley, 1904
» Species Caecum (Brochina) glabrum (Montagu, 1803) represented as Caecum glabrum (Montagu, 1803)
» Species Caecum (Caecum) cayosense Rehder, 1943 accepted as Caecum floridanum Stimpson, 1851
» Subgenus Caecum (Fartulum) Carpenter, 1857 represented as Caecum J. Fleming, 1813 » Species Caecum (Fartulum) corrugulatum Carpenter, 1857 accepted as Caecum corrugulatum Carpenter, 1857 (basionym)
» Species Caecum (Fartulum) dextroversum Carpenter, 1857 accepted as Caecum dextroversum Carpenter, 1857
» Species Caecum (Fartulum) farcimen Carpenter, 1857 accepted as Caecum diminutum C. B. Adams, 1852
» Species Caecum (Fartulum) glabriforme Carpenter, 1857 accepted as Caecum glabriforme Carpenter, 1857 (basionym)
» Species Caecum (Fartulum) reversum Carpenter, 1857 accepted as Caecum reversum Carpenter, 1857 (basionym)
» Species Caecum (Fartulum) teres Carpenter, 1857 accepted as Caecum teres Carpenter, 1857 (basionym)
» Subgenus Caecum (Meioceras) Carpenter, 1859 accepted as Meioceras Carpenter, 1859» Species Caecum (Fartulum) dextroversum Carpenter, 1857 accepted as Caecum dextroversum Carpenter, 1857
» Species Caecum (Fartulum) farcimen Carpenter, 1857 accepted as Caecum diminutum C. B. Adams, 1852
» Species Caecum (Fartulum) glabriforme Carpenter, 1857 accepted as Caecum glabriforme Carpenter, 1857 (basionym)
» Species Caecum (Fartulum) reversum Carpenter, 1857 accepted as Caecum reversum Carpenter, 1857 (basionym)
» Species Caecum (Fartulum) teres Carpenter, 1857 accepted as Caecum teres Carpenter, 1857 (basionym)
» Subgenus Caecum (Micranellum) Bartsch, 1920 accepted as Caecum J. Fleming, 1813
» Species Caecum (Micranellum) limnetes Long, 1972 accepted as Caecum limnetes Long, 1972 (basionym)
» Subgenus Caecum (Strebloceras) Carpenter, 1859 accepted as Strebloceras Carpenter, 1859» Species Caecum achironum (de Folin, 1867) accepted as Caecum achirona (de Folin, 1867) (incorrect gender ending)
» Species Caecum agoniatum de Folin, 1867 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum amaltheanum Hedley, 1899 accepted as Meioceras legumen (Hedley, 1899)
» Species Caecum amamiense (Habe, 1978) accepted as Mauroceras amamiense (Habe, 1978)
» Species Caecum arabicus Issel, 1869 accepted as Caecum arabicum Issel, 1869 (incorrect gender agreement of specific epithet)
» Species Caecum arcuatum de Folin, 1869 accepted as Caecum sepimentum de Folin, 1868
» Species Caecum bahiahondaense A. M. Strong & Hertlein, 1939 accepted as Caecum clathratum Carpenter, 1857
» Species Caecum bakeri (Bartsch, 1920) accepted as Caecum dextroversum Carpenter, 1857
» Species Caecum berberense Ladd, 1972 accepted as Caecum sepimentum de Folin, 1868
» Species Caecum berthae Lange de Morretes, 1954 accepted as Caecum plicatum Carpenter, 1858
» Species Caecum bimarginatum Dautzenberg, 1912 accepted as Caecum rolani Pizzini & Nofroni, 2001 (Invalid: junior homonym of Caecum bimarginatum Carpenter, 1859)
» Species Caecum biminicola Pilsbry, 1951 accepted as Caecum plicatum Carpenter, 1858
» Species Caecum borneoensis de Folin, 1879 accepted as Caecum borneoense de Folin, 1879 (wrong gender agreement of specific epithet)
» Species Caecum buccina de Folin, 1870 accepted as Caecum circumvolutum de Folin, 1867
» Species Caecum bucheri Parenzan, 1979 accepted as Filogranula annulata (O. G. Costa, 1861) (transfer to other genus, other phylum)
» Species Caecum butoti De Jong & Coomans, 1988 accepted as Caecum marmoratum de Folin, 1869
» Species Caecum capitanum de Folin, 1874 accepted as Caecum pulchellum Stimpson, 1851
» Species Caecum carmenense de Folin, 1870 accepted as Caecum circumvolutum de Folin, 1867
» Species Caecum carpenteri (Bartsch, 1920) accepted as Caecum adamsi Raines, 2020
» Species Caecum cayosense Rehder, 1943 accepted as Caecum floridanum Stimpson, 1851
» Species Caecum clenchi Olsson & McGinty, 1958 accepted as Caecum cycloferum de Folin, 1867
» Species Caecum cocoensis [sic] accepted as Caecum cocoense Sibaja-Cordero, García-Méndez & Troncoso, 2013 (wrong grammatical gender agreement of specific epithet)
» Species Caecum complanatum de Folin, 1867 accepted as Caecum venustum de Folin, 1867
» Species Caecum conjunctum de Folin, 1867 accepted as Caecum pulchellum Stimpson, 1851
» Species Caecum contractum de Folin, 1870 accepted as Caecum bipartitum de Folin, 1870
» Species Caecum cooperi Carpenter, 1866 accepted as Caecum californicum Dall, 1885 (invalid: junior homonym of Caecum cooperi S. Smith, 1860; C. californicum is a replacement name)
» Species Caecum corneum Dunker, 1875 accepted as Caecum ryssotitum de Folin, 1867
» Species Caecum cornucopiae (Carpenter, 1859) accepted as Meioceras cornucopiae Carpenter, 1859
» Species Caecum coronatum de Folin, 1867 accepted as Caecum imbricatum Carpenter, 1858
» Species Caecum coronellum Dall, 1892 accepted as Caecum cycloferum de Folin, 1867
» Species Caecum corrugatulum [sic] accepted as Caecum corrugulatum Carpenter, 1857 (incorrect subsequent spelling of corrugulatum Carpenter, 1857)
» Species Caecum costatum A. E. Verrill, 1872 accepted as Caecum cooperi S. Smith, 1860
» Species Caecum crassicostum Gabb, 1881 accepted as Caecum floridanum Stimpson, 1851
» Species Caecum cubitatum (de Folin, 1868) accepted as Meioceras cubitatum de Folin, 1868
» Species Caecum curtatum de Folin, 1867 accepted as Caecum pulchellum Stimpson, 1851
» Species Caecum dalli Bartsch, 1920 accepted as Caecum quadratum Carpenter, 1857
» Species Caecum decussatum de Folin, 1869 accepted as Caecum plicatum Carpenter, 1858
» Species Caecum diegense Bartsch, 1920 accepted as Caecum quadratum Carpenter, 1857
» Species Caecum eburneum de Folin, 1886 accepted as Caecum folini Kisch, 1959 (invalid: junior homonym of Caecum eburneum C.B. Adams, 1852; Caecum folini is a replacement name)
» Species Caecum eburneum C. B. Adams, 1852 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum elagans Deregaslavtseva, 1891 accepted as Caecum trachea (Montagu, 1803)
» Species Caecum elegans Perejaslavtseva, 1891 accepted as Caecum trachea (Montagu, 1803) (? Dubious synonym)
» Species Caecum erucatum de Folin, 1867 accepted as Caecum clathratum Carpenter, 1857
» Species Caecum fasciatum de Folin, 1876 accepted as Caecum trachea (Montagu, 1803)
» Variety Caecum fasciatum var. intaminata de Folin, 1876 accepted as Caecum trachea (Montagu, 1803)
» Species Caecum formulosum de Folin, 1869 accepted as Caecum imbricatum Carpenter, 1858 » Variety Caecum formulosum var. paucicostata de Folin, 1869 accepted as Caecum imbricatum Carpenter, 1858
» Variety Caecum formulosum var. simplex de Folin, 1869 accepted as Caecum imbricatum Carpenter, 1858
» Variety Caecum formulosum var. sulcata de Folin, 1869 accepted as Caecum imbricatum Carpenter, 1858
» Species Caecum fulvum Kisch, 1959 accepted as Caecum neocaledonicum de Folin, 1868» Variety Caecum formulosum var. simplex de Folin, 1869 accepted as Caecum imbricatum Carpenter, 1858
» Variety Caecum formulosum var. sulcata de Folin, 1869 accepted as Caecum imbricatum Carpenter, 1858
» Species Caecum grippi Bartsch, 1920 accepted as Caecum quadratum Carpenter, 1857
» Species Caecum heladum Olsson & Harbison, 1953 accepted as Caecum multicostatum de Folin, 1867
» Species Caecum heterapex Habe, 1963 accepted as Caecum clarum Lamy, 1909
» Species Caecum hinoidei Habe, 1978 accepted as Caecum neocaledonicum de Folin, 1868
» Species Caecum impartitum de Folin, 1867 accepted as Caecum firmatum C. B. Adams, 1852
» Variety Caecum impartitum var. bicolor de Folin, 1867 accepted as Caecum diminutum C. B. Adams, 1852
» Species Caecum imperfectum de Folin, 1867 accepted as Caecum laeve C. B. Adams, 1852 (most likely a badly worn early subadult stage of C. laeve)» Species Caecum insigne de Folin, 1867 accepted as Caecum imbricatum Carpenter, 1858
» Species Caecum instructum de Folin, 1870 accepted as Caecum bipartitum de Folin, 1870
» Species Caecum interruptum de Folin, 1867 accepted as Caecum clathratum Carpenter, 1857
» Species Caecum irregulare de Folin, 1867 accepted as Caecum floridanum Stimpson, 1851
» Species Caecum legumen Hedley, 1899 accepted as Mauroceras legumen (Hedley, 1899) (original combination)
» Species Caecum leptoglyphos de Folin, 1881 accepted as Caecum textile de Folin, 1867
» Species Caecum lermondi Dall, 1924 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Caecum leve C. B. Adams, 1852 accepted as Caecum laeve C. B. Adams, 1852 (incorrect subsequent spelling)
» Variety Caecum leve var. cylindrica de Folin, 1867 accepted as Caecum laeve C. B. Adams, 1852
» Species Caecum licalum Bartsch, 1920 accepted as Caecum quadratum Carpenter, 1857 » Subvariety Caecum leve var. cylindrica fusca de Folin, 1867 accepted as Caecum laeve C. B. Adams, 1852
» Subvariety Caecum leve var. cylindrica semifusca de Folin, 1867 accepted as Caecum laeve C. B. Adams, 1852
» Subvariety Caecum leve var. cylindrica semifusca de Folin, 1867 accepted as Caecum laeve C. B. Adams, 1852
» Species Caecum lightfootae Pizzini, Nofroni & Oliverio, 1994 accepted as Caecum atlantidis R. B. Watson, 1897
» Species Caecum lilianum Hedley, 1903 accepted as Caecum sepimentum de Folin, 1868
» Species Caecum maculatum Habe, 1963 accepted as Caecum sepimentum de Folin, 1868
» Species Caecum maestratii Pizzini, Raines & Vannozzi, 2013 accepted as Mauroceras maestratii (Pizzini, Raines & Vannozzi, 2013) (original combination)
» Species Caecum malleatum de Folin, 1868 accepted as Caecum modestum de Folin, 1868
» Variety Caecum malleatum var. sublaevis de Folin, 1868 accepted as Caecum modestum de Folin, 1868
» Species Caecum massambabensis Absalão, 1994 accepted as Caecum massambabense Absalão, 1994» Species Caecum microcyclos de Folin, 1880 accepted as Caecum attenuatum de Folin, 1880
» Species Caecum microcyclus [sic] accepted as Caecum microcyclos de Folin, 1880 (subsequent spelling)
» Species Caecum minutum de Folin, 1867 accepted as Caecum dextroversum Carpenter, 1857
» Species Caecum mirabile de Folin, 1867 accepted as Caecum insculptum Carpenter, 1857
» Species Caecum monstrosum C. B. Adams, 1852 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum multiannulatum Dautzenberg & Bouge, 1933 accepted as Caecum vertebrale Hedley, 1899
» Species Caecum mutabile de Folin, 1869 accepted as Caecum venustum de Folin, 1867
» Species Caecum nitidum Stimpson, 1851 accepted as Meioceras nitidum (Stimpson, 1851) (original combination)
» Species Caecum obesum Verrill & Bush, 1900 accepted as Caecum plicatum Carpenter, 1858
» Species Caecum occidentale (Bartsch, 1920) accepted as Caecum dextroversum Carpenter, 1857
» Species Caecum occultum de Folin, 1867 accepted as Caecum strangulatum de Folin, 1867
» Species Caecum orientale de Folin, 1868 accepted as Caecum clarkii Carpenter, 1859 (dubious synonym)
» Species Caecum parvulum de Folin, 1867 accepted as Caecum dextroversum Carpenter, 1857
» Species Caecum phronimum de Folin, 1867 accepted as Caecum floridanum Stimpson, 1851
» Species Caecum putnamense Mansfield, 1924 accepted as Caecum johnsoni Winkley, 1908
» Species Caecum pygmaeum C. B. Adams, 1852 accepted as Caecum firmatum C. B. Adams, 1852
» Species Caecum richthofeni A. M. Strong & Hertlein, 1939 accepted as Caecum strangulatum de Folin, 1867
» Species Caecum rotundum de Folin, 1868 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Caecum ruggerii Pizzini, 1997 accepted as Caecum clarum Lamy, 1909
» Species Caecum saavedrae Beltran, 1965 accepted as Caecum auriculatum de Folin, 1868
» Species Caecum sardinianum de Folin, 1870 accepted as Caecum clarkii Carpenter, 1859
» Species Caecum sculptum de Folin, 1881 accepted as Caecum imbricatum Carpenter, 1858
» Species Caecum semitrachea Monterosato, 1884 accepted as Caecum trachea (Montagu, 1803)
» Species Caecum smithi Cooper, 1872 accepted as Caecum cooperi S. Smith, 1860
» Species Caecum solitarium W. R. B. Oliver, 1915 accepted as Caecum maori Pizzini & Raines, 2006 (Invalid: junior homonym of Caecum solitarium Meyer, 1886; C. maori is a replacement name)
» Species Caecum suave de Folin, 1869 accepted as Caecum firmatum C. B. Adams, 1852 (unaccepted)
» Species Caecum subornatum de Folin, 1869 accepted as Caecum laeve C. B. Adams, 1852 (unaccepted)
» Species Caecum suteri Odhner, 1924 accepted as Caecum digitulum Hedley, 1904 (unaccepted)
» Species Caecum syriacum de Folin, 1869 accepted as Caecum auriculatum de Folin, 1868 (unaccepted)
» Species Caecum taeniatum de Folin, 1867 accepted as Caecum diminutum C. B. Adams, 1852 (unaccepted)
» Species Caecum tenue Milaschewitsch, 1912 accepted as Caecum armoricum de Folin, 1869 (unaccepted, invalid: junior homonym of Caecum tenue Verrill & Bush, 1900)
» Species Caecum termes Heilprin, 1889 accepted as Caecum plicatum Carpenter, 1858 (unaccepted)
» Species Caecum tomaculum Weisbord, 1962 accepted as Caecum ryssotitum de Folin, 1867 (unaccepted)
» Species Caecum triornatum de Folin, 1870 accepted as Caecum bipartitum de Folin, 1870 (unaccepted)
» Species Caecum uncinatum de Folin, 1867 accepted as Caecum strangulatum de Folin, 1867 (unaccepted)
» Species Caecum undatum Carpenter, 1857 accepted as Caecum parvum C. B. Adams, 1852 (unaccepted)
» Variety Caecum undatum var. contraria de Folin, 1869 accepted as Caecum parvum C. B. Adams, 1852
» Variety Caecum undatum var. cornea de Folin, 1867 accepted as Caecum parvum C. B. Adams, 1852
» Species Caecum uvea Pizzini, Raines & Vannozzi, 2013 accepted as Caecum folini Kisch, 1959 (unaccepted, synonym)» Variety Caecum undatum var. cornea de Folin, 1867 accepted as Caecum parvum C. B. Adams, 1852
» Species Caecum validum de Folin, 1867 accepted as Caecum subspirale Carpenter, 1857 (unaccepted, uncertain synonym)
» Species Caecum veracruzanum de Folin, 1870 accepted as Caecum circumvolutum de Folin, 1867 (unaccepted)
» Species Caecum vestitum de Folin, 1870 accepted as Caecum circumvolutum de Folin, 1867 (unaccepted)
» Variety Caecum vestitum var. inornatum de Folin, 1870 accepted as Caecum circumvolutum de Folin, 1867
» Species Ctiloceras bicarinatum (Iredale & Laseron, 1957)
» Species Ctiloceras clathratum Hedley, 1902
» Species Ctiloceras cyclicum (R. B. Watson, 1886)
» Species Ctiloceras striatum Hedley, 1902
» Species Ctiloceras variciferum Iredale & Laseron, 1957
» Subgenus Ctiloceras (Carinocera) Iredale & Laseron, 1957 represented as Ctiloceras R. B. Watson, 1886
» Subgenus Ctiloceras (Ctiloceras) R. B. Watson, 1886 represented as Ctiloceras R. B. Watson, 1886
» Subgenus Ctiloceras (Torresella) Iredale & Laseron, 1957 represented as Ctiloceras R. B. Watson, 1886
» Subgenus Ctiloceras (Transcopia) Iredale & Laseron, 1957 represented as Ctiloceras R. B. Watson, 1886
» Species Ctiloceras annulatum Iredale & Laseron, 1957 accepted as Ponderoceras annulatum (Iredale & Laseron, 1957) (original combination)
Genus Enigmerces Iredale & Laseron, 1957» Species Ctiloceras clathratum Hedley, 1902
» Species Ctiloceras cyclicum (R. B. Watson, 1886)
» Species Ctiloceras striatum Hedley, 1902
» Species Ctiloceras variciferum Iredale & Laseron, 1957
» Subgenus Ctiloceras (Carinocera) Iredale & Laseron, 1957 represented as Ctiloceras R. B. Watson, 1886
» Subgenus Ctiloceras (Ctiloceras) R. B. Watson, 1886 represented as Ctiloceras R. B. Watson, 1886
» Subgenus Ctiloceras (Torresella) Iredale & Laseron, 1957 represented as Ctiloceras R. B. Watson, 1886
» Subgenus Ctiloceras (Transcopia) Iredale & Laseron, 1957 represented as Ctiloceras R. B. Watson, 1886
» Species Ctiloceras annulatum Iredale & Laseron, 1957 accepted as Ponderoceras annulatum (Iredale & Laseron, 1957) (original combination)
Genus Jayella Iredale & Laseron, 1957
» Species Jayella compressa Iredale & Laseron, 1957
» Species Jayella serrata Iredale & Laseron, 1957
Genus Mauroceras Vannozzi, 2019» Species Jayella serrata Iredale & Laseron, 1957
» Species Mauroceras amamiense (Habe, 1978)
» Species Mauroceras boucheti (Pizzini & Raines, 2011)
» Species Mauroceras kajiyamai (Habe, 1963)
» Species Mauroceras legumen (Hedley, 1899)
» Species Mauroceras maestratii (Pizzini, Raines & Vannozzi, 2013)
» Species Mauroceras rhinoceros (Pizzini, Raines & Vannozzi, 2013)
» Species Mauroceras sandwichense (de Folin, 1881)
» Species Mauroceras serratum (Vannozzi, 2017)
Genus Meioceras Carpenter, 1859» Species Mauroceras boucheti (Pizzini & Raines, 2011)
» Species Mauroceras kajiyamai (Habe, 1963)
» Species Mauroceras legumen (Hedley, 1899)
» Species Mauroceras maestratii (Pizzini, Raines & Vannozzi, 2013)
» Species Mauroceras rhinoceros (Pizzini, Raines & Vannozzi, 2013)
» Species Mauroceras sandwichense (de Folin, 1881)
» Species Mauroceras serratum (Vannozzi, 2017)
» Species Meioceras cornucopiae Carpenter, 1859
» Species Meioceras cubitatum de Folin, 1868
» Species Meioceras nitidum (Stimpson, 1851)
» Species Meioceras tumidissimum de Folin, 1869
» Species Meioceras bermudezi Pilsbry & Aguayo, 1934 accepted as Meioceras cornucopiae Carpenter, 1859
» Species Meioceras bitumidum de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras boucheti Pizzini & Raines, 2011 accepted as Mauroceras boucheti (Pizzini & Raines, 2011) (original combination)
» Species Meioceras carpenteri de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras cingulatum Dall, 1892 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras constrictum Pilsbry & Aguayo, 1933 accepted as Meioceras cornucopiae Carpenter, 1859 (Invalid: secondary junior homonym of Meioceras constrictum (Gabb, 1873); M. bermudezi is a replacement name)
» Species Meioceras contractum de Folin, 1874 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras cornubovis Carpenter, 1859 accepted as Meioceras cornucopiae Carpenter, 1859
» Species Meioceras crossei de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras deshayesi de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras elongatum de Folin, 1881 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras fischeri de Folin, 1870 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras imiklis de Folin, 1870 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras kajiyamai Habe, 1963 accepted as Mauroceras kajiyamai (Habe, 1963) (original combination)
» Species Meioceras legumen (Hedley, 1899) accepted as Mauroceras legumen (Hedley, 1899)
» Species Meioceras leoni Bérillon, 1874 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras mariae de Folin, 1881 accepted as Meioceras cornucopiae Carpenter, 1859
» Species Meioceras moreleti de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras rhinoceros Pizzini, Raines & Vannozzi, 2013 accepted as Mauroceras rhinoceros (Pizzini, Raines & Vannozzi, 2013) (original combination)
» Species Meioceras sandwichense de Folin, 1881 accepted as Mauroceras sandwichense (de Folin, 1881) (original combination)
» Species Meioceras sandwichensis de Folin, 1881 accepted as Meioceras sandwichense de Folin, 1881 (incorrect original spelinng (wrong gender agreement of specific epithet))
» Species Meioceras serratum Vannozzi, 2017 accepted as Mauroceras serratum (Vannozzi, 2017) (original combination)
» Species Meioceras subinflexum de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras tenerum de Folin, 1869 accepted as Meioceras cubitatum de Folin, 1868
» Species Meioceras undulosum de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
Genus Parastrophia de Folin, 1869» Species Meioceras cubitatum de Folin, 1868
» Species Meioceras nitidum (Stimpson, 1851)
» Species Meioceras tumidissimum de Folin, 1869
» Species Meioceras bermudezi Pilsbry & Aguayo, 1934 accepted as Meioceras cornucopiae Carpenter, 1859
» Species Meioceras bitumidum de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras boucheti Pizzini & Raines, 2011 accepted as Mauroceras boucheti (Pizzini & Raines, 2011) (original combination)
» Species Meioceras carpenteri de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras cingulatum Dall, 1892 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras constrictum Pilsbry & Aguayo, 1933 accepted as Meioceras cornucopiae Carpenter, 1859 (Invalid: secondary junior homonym of Meioceras constrictum (Gabb, 1873); M. bermudezi is a replacement name)
» Species Meioceras contractum de Folin, 1874 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras cornubovis Carpenter, 1859 accepted as Meioceras cornucopiae Carpenter, 1859
» Variety Meioceras cornubovis var. marmorata de Folin, 1869 accepted as Meioceras cornucopiae Carpenter, 1859
» Variety Meioceras cornubovis var. subvitrea de Folin, 1869 accepted as Meioceras cornucopiae Carpenter, 1859
» Variety Meioceras cornubovis var. tincta de Folin, 1869 accepted as Meioceras cornucopiae Carpenter, 1859
» Species Meioceras coxi de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)» Variety Meioceras cornubovis var. subvitrea de Folin, 1869 accepted as Meioceras cornucopiae Carpenter, 1859
» Variety Meioceras cornubovis var. tincta de Folin, 1869 accepted as Meioceras cornucopiae Carpenter, 1859
» Species Meioceras crossei de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras deshayesi de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras elongatum de Folin, 1881 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras fischeri de Folin, 1870 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras imiklis de Folin, 1870 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras kajiyamai Habe, 1963 accepted as Mauroceras kajiyamai (Habe, 1963) (original combination)
» Species Meioceras legumen (Hedley, 1899) accepted as Mauroceras legumen (Hedley, 1899)
» Species Meioceras leoni Bérillon, 1874 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras mariae de Folin, 1881 accepted as Meioceras cornucopiae Carpenter, 1859
» Species Meioceras moreleti de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras rhinoceros Pizzini, Raines & Vannozzi, 2013 accepted as Mauroceras rhinoceros (Pizzini, Raines & Vannozzi, 2013) (original combination)
» Species Meioceras sandwichense de Folin, 1881 accepted as Mauroceras sandwichense (de Folin, 1881) (original combination)
» Species Meioceras sandwichensis de Folin, 1881 accepted as Meioceras sandwichense de Folin, 1881 (incorrect original spelinng (wrong gender agreement of specific epithet))
» Species Meioceras serratum Vannozzi, 2017 accepted as Mauroceras serratum (Vannozzi, 2017) (original combination)
» Species Meioceras subinflexum de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Meioceras tenerum de Folin, 1869 accepted as Meioceras cubitatum de Folin, 1868
» Species Meioceras undulosum de Folin, 1869 accepted as Meioceras nitidum (Stimpson, 1851)
» Species Parastrophia asturiana de Folin, 1870
» Species Parastrophia avaricosa Vannozzi, Pizzini & Raines, 2015
» Species Parastrophia cecalupoi Vannozzi, 2017
» Species Parastrophia challengeri de Folin, 1880
» Species Parastrophia cornucopiae (de Folin, 1869)
» Species Parastrophia cygnicollis (Hedley, 1904)
» Species Parastrophia elegans (de Folin, 1880)
» Species Parastrophia erseusi Hughes, 1993
» Species Parastrophia ingens Vannozzi, 2017
» Species Parastrophia ivani Vannozzi, 2017
» Species Parastrophia japonica Hinoide & Habe, 1978
» Species Parastrophia megadattilida Pizzini, Raines & Vannozzi, 2013
» Species Parastrophia melanesiana Pizzini, Raines & Vannozzi, 2013
» Species Parastrophia monicae Vannozzi, 2017
» Species Parastrophia ornata Vannozzi, Pizzini & Raines, 2015
» Species Parastrophia pulcherrima Pizzini, Raines & Vannozzi, 2013
» Species Parastrophia queenslandica (Iredale & Laseron, 1957)
» Species Parastrophia reticulata Vannozzi, 2017
» Species Parastrophia sumatrana (Thiele, 1925)
» Species Parastrophia vanuatuensis Pizzini, Raines & Vannozzi, 2013
» Subgenus Parastrophia (Parastrophia) de Folin, 1869 represented as Parastrophia de Folin, 1869
» Subgenus Parastrophia (Watsonia) de Folin, 1880 represented as Parastrophia de Folin, 1869
» Species Parastrophia filum Melvill, 1906 accepted as Parastrophia cornucopiae (de Folin, 1869)
» Species Parastrophia folini Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Parastrophia asturiana de Folin, 1870 (synonym)
Genus Pizzinia Vannozzi, 2017» Species Parastrophia avaricosa Vannozzi, Pizzini & Raines, 2015
» Species Parastrophia cecalupoi Vannozzi, 2017
» Species Parastrophia challengeri de Folin, 1880
» Species Parastrophia cornucopiae (de Folin, 1869)
» Species Parastrophia cygnicollis (Hedley, 1904)
» Species Parastrophia elegans (de Folin, 1880)
» Species Parastrophia erseusi Hughes, 1993
» Species Parastrophia ingens Vannozzi, 2017
» Species Parastrophia ivani Vannozzi, 2017
» Species Parastrophia japonica Hinoide & Habe, 1978
» Species Parastrophia megadattilida Pizzini, Raines & Vannozzi, 2013
» Species Parastrophia melanesiana Pizzini, Raines & Vannozzi, 2013
» Species Parastrophia monicae Vannozzi, 2017
» Species Parastrophia ornata Vannozzi, Pizzini & Raines, 2015
» Species Parastrophia pulcherrima Pizzini, Raines & Vannozzi, 2013
» Species Parastrophia queenslandica (Iredale & Laseron, 1957)
» Species Parastrophia reticulata Vannozzi, 2017
» Species Parastrophia sumatrana (Thiele, 1925)
» Species Parastrophia vanuatuensis Pizzini, Raines & Vannozzi, 2013
» Subgenus Parastrophia (Parastrophia) de Folin, 1869 represented as Parastrophia de Folin, 1869
» Subgenus Parastrophia (Watsonia) de Folin, 1880 represented as Parastrophia de Folin, 1869
» Species Parastrophia filum Melvill, 1906 accepted as Parastrophia cornucopiae (de Folin, 1869)
» Species Parastrophia folini Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Parastrophia asturiana de Folin, 1870 (synonym)
» Species Pizzinia nitens Vannozzi, 2017
Genus Ponderoceras Bandel, 1996Genus Strebloceras Carpenter, 1859
» Species Strebloceras oliverioi Vannozzi, 2019
» Species Strebloceras pizzinii Vannozzi, 2016
» Species Strebloceras subannulatum de Folin, 1880
» Species Strebloceras cygnicollis Hedley, 1904 accepted as Parastrophia cygnicollis (Hedley, 1904)
» Species Strebloceras kilburni Pizzini, Raines & Vannozzi, 2013 accepted as Mauroceras rhinoceros (Pizzini, Raines & Vannozzi, 2013)
» Species Strebloceras pizzinii Vannozzi, 2016
» Species Strebloceras subannulatum de Folin, 1880
» Species Strebloceras cygnicollis Hedley, 1904 accepted as Parastrophia cygnicollis (Hedley, 1904)
» Species Strebloceras kilburni Pizzini, Raines & Vannozzi, 2013 accepted as Mauroceras rhinoceros (Pizzini, Raines & Vannozzi, 2013)
Subfamily Caecinae Gray, 1850
Subfamily Ctiloceratinae Iredale & Laseron, 1957
Subfamily Strebloceratinae Bandel, 1996
Genus Brochina Gray, 1857 accepted as Caecum (Brochina) Gray, 1857
» Species Brochina achirona de Folin, 1867 accepted as Caecum achirona (de Folin, 1867) (original combination)
» Species Brochina decurtata Monterosato, 1884 accepted as Caecum auriculatum de Folin, 1868
» Species Brochina derjugini Golikov, 1967 accepted as Caecum derjugini (Golikov, 1967) (original combination)
» Species Brochina glabella A. Adams, 1868 accepted as Caecum glabellum (A. Adams, 1868) (original combination)
» Species Brochina glabra (Montagu, 1803) accepted as Caecum glabrum (Montagu, 1803)
» Species Brochina someri de Folin, 1867 accepted as Caecum someri (de Folin, 1867) (original combination)
» Species Brochina tenuis (Milaschewitsch, 1912) accepted as Caecum armoricum de Folin, 1869
Genus Carinocera Iredale & Laseron, 1957 accepted as Ctiloceras (Carinocera) Iredale & Laseron, 1957 » Variety Brochina achirona var. striata de Folin, 1867 accepted as Caecum someri (de Folin, 1867)
» Species Brochina chiereghiniana Brusina, 1869 accepted as Caecum auriculatum de Folin, 1868» Species Brochina decurtata Monterosato, 1884 accepted as Caecum auriculatum de Folin, 1868
» Species Brochina derjugini Golikov, 1967 accepted as Caecum derjugini (Golikov, 1967) (original combination)
» Species Brochina glabella A. Adams, 1868 accepted as Caecum glabellum (A. Adams, 1868) (original combination)
» Species Brochina glabra (Montagu, 1803) accepted as Caecum glabrum (Montagu, 1803)
» Variety Brochina glabra var. gallica de Folin, 1872 accepted as Caecum glabrum (Montagu, 1803)
» Species Brochina incompta Monterosato, 1884 accepted as Caecum armoricum de Folin, 1869» Species Brochina someri de Folin, 1867 accepted as Caecum someri (de Folin, 1867) (original combination)
» Species Brochina tenuis (Milaschewitsch, 1912) accepted as Caecum armoricum de Folin, 1869
» Species Carinocera bicarinata Iredale & Laseron, 1957 accepted as Ctiloceras bicarinatum (Iredale & Laseron, 1957)
Genus Coecum [sic] accepted as Caecum J. Fleming, 1813 » Species Coecum simplicissimum Thiele, 1925 accepted as Caecum simplicissimum Thiele, 1925 (misspelling of genus)
Genus Cornuoides T. Brown, 1827 accepted as Caecum J. Fleming, 1813 » Species Cornuoides minor T. Brown, 1827 (taxon inquirendum)
Genus Elephantanellum Bartsch, 1920 accepted as Caecum J. Fleming, 1813 » Species Elephantanellum carpenteri Bartsch, 1920 accepted as Caecum adamsi Raines, 2020 (secondary junior homonym of Caecum carpenteri Deshayes, 1861; C. adamsi is a replacement name)
Genus Elephantulum Carpenter, 1857 accepted as Caecum (Elephantulum) Carpenter, 1857Genus Fartulum Carpenter, 1857 accepted as Caecum (Fartulum) Carpenter, 1857
» Species Fartulum amamiense Habe, 1978 accepted as Mauroceras amamiense (Habe, 1978) (original combination)
» Species Fartulum amamiensis Habe, 1978 accepted as Fartulum amamiense Habe, 1978 (incorrect original spelling (wrong gender agreement of specific epithet))
» Species Fartulum bakeri Bartsch, 1920 accepted as Caecum dextroversum Carpenter, 1857
» Species Fartulum hemphilli Bartsch, 1920 accepted as Caecum dextroversum Carpenter, 1857
» Species Fartulum magatama Habe, 1978 accepted as Meioceras legumen (Hedley, 1899)
» Species Fartulum magellanicum di Geronimo, Privitera & Valdovinos, 1995 accepted as Caecum magellanicum (di Geronimo, Privitera & Valdovinos, 1995) (original combination)
» Species Fartulum moorei Marincovich, 1973 accepted as Caecum moorei (Marincovich, 1973)
» Species Fartulum nebulosum Rehder, 1943 accepted as Meioceras cornucopiae Carpenter, 1859
» Species Fartulum occidentale Bartsch, 1920 accepted as Caecum dextroversum Carpenter, 1857
» Species Fartulum orcutti (Dall, 1885) accepted as Caecum orcutti Dall, 1885
Genus Gladioceras Iredale & Laseron, 1957 accepted as Parastrophia (Watsonia) de Folin, 1880» Species Fartulum amamiensis Habe, 1978 accepted as Fartulum amamiense Habe, 1978 (incorrect original spelling (wrong gender agreement of specific epithet))
» Species Fartulum bakeri Bartsch, 1920 accepted as Caecum dextroversum Carpenter, 1857
» Species Fartulum hemphilli Bartsch, 1920 accepted as Caecum dextroversum Carpenter, 1857
» Species Fartulum magatama Habe, 1978 accepted as Meioceras legumen (Hedley, 1899)
» Species Fartulum magellanicum di Geronimo, Privitera & Valdovinos, 1995 accepted as Caecum magellanicum (di Geronimo, Privitera & Valdovinos, 1995) (original combination)
» Species Fartulum moorei Marincovich, 1973 accepted as Caecum moorei (Marincovich, 1973)
» Species Fartulum nebulosum Rehder, 1943 accepted as Meioceras cornucopiae Carpenter, 1859
» Species Fartulum occidentale Bartsch, 1920 accepted as Caecum dextroversum Carpenter, 1857
» Species Fartulum orcutti (Dall, 1885) accepted as Caecum orcutti Dall, 1885
» Species Gladioceras armorum Iredale & Laseron, 1957 accepted as Parastrophia elegans (de Folin, 1880)
Genus Micranellum Bartsch, 1920 accepted as Caecum J. Fleming, 1813 » Species Micranellum barkleyense Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum catalinense Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum crebricinctum (Carpenter, 1866) accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum lohri A. M. Strong & Hertlein, 1939 accepted as Caecum superbum de Folin, 1867
» Species Micranellum oregonense Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum pedroense Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum profundicolum Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum rosanum Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
Subfamily Pedumicrinae Iredale & Laseron, 1957 accepted as Ctiloceratinae Iredale & Laseron, 1957» Species Micranellum catalinense Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum crebricinctum (Carpenter, 1866) accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum lohri A. M. Strong & Hertlein, 1939 accepted as Caecum superbum de Folin, 1867
» Species Micranellum oregonense Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum pedroense Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum profundicolum Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
» Species Micranellum rosanum Bartsch, 1920 accepted as Caecum crebricinctum Carpenter, 1866
Genus Pseudoparastrophia Di Staso, 1905 accepted as Parastrophia de Folin, 1869
» Species Pseudoparastrophia levigata Di Staso, 1905 accepted as Parastrophia asturiana de Folin, 1870
Genus Spirolidium O. G. Costa, 1861 accepted as Parastrophia de Folin, 1869 (doubtful synonym) » Species Spirolidium mediterraneum O. G. Costa, 1861 accepted as Parastrophia asturiana de Folin, 1870 (doubtful synonym)
» Species Spirolidium sumatranum Thiele, 1925 accepted as Parastrophia sumatrana (Thiele, 1925) (original combination)
Genus Torresella Iredale & Laseron, 1957 accepted as Ctiloceras (Torresella) Iredale & Laseron, 1957» Species Spirolidium sumatranum Thiele, 1925 accepted as Parastrophia sumatrana (Thiele, 1925) (original combination)
Genus Transcopia Iredale & Laseron, 1957 accepted as Ctiloceras (Transcopia) Iredale & Laseron, 1957
Genus Watsonia de Folin, 1880 accepted as Parastrophia (Watsonia) de Folin, 1880
» Species Watsonia elegans de Folin, 1880 accepted as Parastrophia elegans (de Folin, 1880) (original combination)
marine, brackish
Gray, J. E. (1850). [text]. In: Gray, M. E., <i>Figures of molluscous animals, selected from various authors</i>. Longman, Brown, Green and Longmans, London. Vol. 4, iv + 219 pp. (August) [Frontispiece (portrait of Mrs. Gray); pp. ii–iv (preface); 1–62 (explanation of plates 1–312 in Volumes 1–3); pp. 63–124 (systematic arrangement of figures); 127–219 (reprint of Gray 1847). , available online at https://www.biodiversitylibrary.org/page/11632090
page(s): 85 [details]
page(s): 85 [details]
WoRMS (2021). Caecidae Gray, 1850. Accessed at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=126 on 2021-04-13
Date
action
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2004-12-21 15:54:05Z
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The webpage text is licensed under a Creative Commons Attribution 4.0 License
original description
Gray, J. E. (1850). [text]. In: Gray, M. E., <i>Figures of molluscous animals, selected from various authors</i>. Longman, Brown, Green and Longmans, London. Vol. 4, iv + 219 pp. (August) [Frontispiece (portrait of Mrs. Gray); pp. ii–iv (preface); 1–62 (explanation of plates 1–312 in Volumes 1–3); pp. 63–124 (systematic arrangement of figures); 127–219 (reprint of Gray 1847). , available online at https://www.biodiversitylibrary.org/page/11632090
page(s): 85 [details]
basis of record Bouchet P., Rocroi J.P., Hausdorf B., Kaim A., Kano Y., Nützel A., Parkhaev P., Schrödl M. & Strong E.E. (2017). Revised classification, nomenclator and typification of gastropod and monoplacophoran families. <em>Malacologia.</em> 61(1-2): 1-526. [details] Available for editors
[request]
additional source Folin L. de (1875) Monographie de la famille des Caecidae. <i>Bulletin de la Société des Sciences, Lettres et Arts de Bayonne</i>, 1: 103-131, 1 pl., available online at http://gallica.bnf.fr/document?O=N083493 [details]
additional source Pizzini, M.; Raines, B.; Vannozzi, A. (2013). The family Caecidae in the South-West Pacific (Gastropoda: Rissooidea). <em>Bollettino Malacologico.</em> 49(10): 1-78., available online at http://www.biodiversitylibrary.org/item/208745 [details] Available for editors [request]
page(s): 85 [details]
basis of record Bouchet P., Rocroi J.P., Hausdorf B., Kaim A., Kano Y., Nützel A., Parkhaev P., Schrödl M. & Strong E.E. (2017). Revised classification, nomenclator and typification of gastropod and monoplacophoran families. <em>Malacologia.</em> 61(1-2): 1-526. [details] Available for editors
[request] additional source Folin L. de (1875) Monographie de la famille des Caecidae. <i>Bulletin de la Société des Sciences, Lettres et Arts de Bayonne</i>, 1: 103-131, 1 pl., available online at http://gallica.bnf.fr/document?O=N083493 [details]
additional source Pizzini, M.; Raines, B.; Vannozzi, A. (2013). The family Caecidae in the South-West Pacific (Gastropoda: Rissooidea). <em>Bollettino Malacologico.</em> 49(10): 1-78., available online at http://www.biodiversitylibrary.org/item/208745 [details] Available for editors
[request] 
Present Inaccurate Introduced: alien Containing type locality
