Alatotrochus Cairns, 1994 (redescription)
Alveolocyathus Filkorn, 1994 † (basis of record)
Alveolocyathus nordenskjoeldi Filkorn, 1994 † (basis of record)
Alveolocyathus wellsi (Filkorn, 1994) † (new combination reference)
Australocyathus Cairns & Parker, 1992 (redescription)
Bothrophoria Felix, 1909 † (basis of record)
Bothrophoria ornata Felix, 1909 † (basis of record)
Conocyathus d'Orbigny, 1849 (redescription)
Conocyathus (Chingchingocyathus) Ogbe, 1976 † accepted as Conocyathus d'Orbigny, 1849 (basis of record)
Conocyathus australiensis (Gardiner, 1939) accepted as Conocyathus zelandiae Duncan, 1876 (source of synonymy)
Conocyathus cyclocostatus Tenison-Woods, 1878 † (additional source)
Conocyathus daniae Ogbe, 1976 † (basis of record)
Conocyathus dilatatus (Roemer, 1863) † (basis of record)
Conocyathus ireneae Ogbe, 1976 † (new combination reference)
Conocyathus togoensis Oppenheim, 1915 † (basis of record)
Conocyathus turbinoloides (Reuss, 1856) † (basis of record)
Conocyathus zelandiae Duncan, 1876 (additional source)
Cryptotrochus Cairns, 1988 (redescription)
Cyathotrochus Bourne, 1905 (redescription)
Cyathotrochus affinis (Martin, 1880) † (new combination reference)
Cyathotrochus nascornatus (Gardiner & Waugh, 1938) (new combination reference)
Cyathotrochus nudus (Martin, 1880) † (new combination reference)
Cytharocyathus Alcock, 1902 accepted as Notocyathus Tenison-Woods, 1880 (source of synonymy)
Deltocyathoides Yabe & Eguchi, 1932 accepted as Peponocyathus Gravier, 1915 (redescription)
Deltocyathoides australiensis (Duncan, 1870) † accepted as Peponocyathus australiensis (Duncan, 1870) (new combination reference)
Deltocyathoides cuspidatus (Squires, 1958) † accepted as Peponocyathus cuspidatus (Squires, 1958) † (new combination reference)
Deltocyathoides cylindricus (Sismonda, 1871) † accepted as Peponocyathus cylindricus (Sismonda, 1871) † (new combination reference)
Deltocyathoides pedicellatus (Tenison-Woods, 1880) † accepted as Peponocyathus pedicellatus (Tenison-Woods, 1880) † (new combination reference)
Deltocyathus rotaeformis Tenison-Woods, 1878 accepted as Dunocyathus parasiticus Tenison-Woods, 1878 (source of synonymy)
Discotrochus Milne Edwards & Haime, 1848 accepted as Peponocyathus Gravier, 1915 (basis of record)
Discotrochus minutus Vašiček, 1946 † accepted as Peponocyathus duncani (Reuss, 1872) † (source of synonymy)
Discotrochus pseudoduncani Vašiček, 1946 † accepted as Peponocyathus duncani (Reuss, 1872) † (source of synonymy)
Dunocyathus Tenison-Woods, 1878 (redescription)
Endocyathopora Cairns, 1989 (redescription)
Foveolocyathus Cairns, 1997 (original description)
Foveolocyathus alternans (Cairns & Parker, 1992) accepted as Foveolocyathus verconis (Dennant, 1904) (new combination reference)
Foveolocyathus declivis (Dennant, 1901) † (new combination reference)
Foveolocyathus kitsoni (Dennant, 1901) (new combination reference)
Foveolocyathus verconis (Dennant, 1904) (new combination reference)
Holcotrochus Dennant, 1902 (redescription)
Idiotrochus Wells, 1935 (redescription)
Idiotrochus australis (Woods & Duncan, 1865) (new combination reference)
Kionotrochus Dennant, 1906 (redescription)
Kionotrochus suteri Dennant, 1906 (additional source)
Koilotrochus Tenison-Woods, 1878 † accepted as Platytrochus Milne Edwards & Haime, 1848 (source of synonymy)
Laminocyathus Filkorn, 1994 † accepted as Alveolocyathus Filkorn, 1994 † (basis of record)
Laminocyathus wellsi Filkorn, 1994 † accepted as Alveolocyathus wellsi (Filkorn, 1994) † (basis of record)
Levicyathus Filkorn, 1994 † (basis of record)
Levicyathus cairnsi Filkorn, 1994 † (basis of record)
Notocyathus Tenison-Woods, 1880 (redescription)
Oryzotrochus Wells, 1959 accepted as Turbinolia Lamarck, 1816 (source of synonymy)
Palocyathus Filkorn, 1994 † (basis of record)
Palocyathus seymourensis Filkorn, 1994 † (basis of record)
Peponocyathus Gravier, 1915 (redescription)
Peponocyathus dawsoni Cairns, 1995 (additional source)
Peponocyathus duncani (Reuss, 1872) † (new combination reference)
Peponocyathus lecomptei (Wells, 1937) † (new combination reference)
Peponocyathus pseudoduncani (Vašiček, 1946) † accepted as Peponocyathus duncani (Reuss, 1872) † (source of synonymy)
Platytrochus Milne Edwards & Haime, 1848 (redescription)
Platytrochus airensis Dennant, 1902 † (additional source)
Platytrochus compressus (Tenison-Woods, 1878) (additional source)
Platytrochus curvatus Dennant, 1902 † (additional source)
Platytrochus dominicensis (Vaughan, 1925) (basis of record)
Platytrochus elegans (Vaughan, 1900) † (new combination reference)
Platytrochus goldfussii (Lea, 1833) † (additional source)
Platytrochus hastatus Dennant, 1902 (additional source)
Platytrochus laevigatus Cairns & Parker, 1992 (additional source)
Platytrochus merriama (Nomland, 1916) † (new combination reference)
Platytrochus parisepta Cairns & Parker, 1992 (additional source)
Platytrochus vacuus (Tenison-Woods, 1878) † (new combination reference)
Pleotrochus Cairns, 1997 (original description)
Pleotrochus zibrowii Cairns, 1997 (original description)
Pleurocyathus Keferstein, 1859 accepted as Conocyathus d'Orbigny, 1849 (source of synonymy)
Pleurocyathus dilatatus Roemer, 1863 † accepted as Conocyathus dilatatus (Roemer, 1863) † (new combination reference)
Pseudocyathoceras Cairns, 1991 (redescription)
Sphenotrochus Milne Edwards & Haime, 1848 (redescription)
Sphenotrochus andrewianus Milne Edwards & Haime, 1848 represented as Sphenotrochus (Sphenotrochus) andrewianus Milne Edwards & Haime, 1848 (additional source)
Sphenotrochus aschistus Squires, 1958 † (additional source)
Sphenotrochus aurantiacus Marenzeller, 1904 represented as Sphenotrochus (Sphenotrochus) aurantiacus Marenzeller, 1904 (additional source)
Sphenotrochus auritus Pourtalès, 1874 represented as Sphenotrochus (Eusthenotrochus) auritus Pourtalès, 1874 (additional source)
Sphenotrochus bouveti Couffon, 1903 † accepted as Sphenotrochus milletianus (Defrance, 1828) † (source of synonymy)
Sphenotrochus boytonensis Tomes, 1888 † (basis of record)
Sphenotrochus cestasensis Chevalier, 1961 † (additional source)
Sphenotrochus cicatricosus Couffon, 1903 † accepted as Sphenotrochus milletianus (Defrance, 1828) † (source of synonymy)
Sphenotrochus claibornensis Vaughan, 1900 † (additional source)
Sphenotrochus cuneolus Couffon, 1903 † accepted as Sphenotrochus milletianus (Defrance, 1828) † (source of synonymy)
Sphenotrochus davisi Thomas, 1942 † (additional source)
Sphenotrochus dumasi Filliozat, 1914 † (additional source)
Sphenotrochus evexicostatus Cairns in Cairns & Keller, 1993 represented as Sphenotrochus (Sphenotrochus) evexicostatus Cairns in Cairns & Keller, 1993 (basis of record)
Sphenotrochus excavatus Tenison-Woods, 1878 represented as Sphenotrochus (Sphenotrochus) excavatus Tenison-Woods, 1878 (additional source)
Sphenotrochus faudonensis Barta-Calmas, 1973 † (additional source)
Sphenotrochus fragarioides Wells, 1945 † (additional source)
Sphenotrochus gardineri Squires, 1961 represented as Sphenotrochus (Sphenotrochus) gardineri Squires, 1961 (additional source)
Sphenotrochus gilchristi Gardiner, 1905 represented as Sphenotrochus (Eusthenotrochus) gilchristi Gardiner, 1905 (additional source)
Sphenotrochus granulosus (Defrance, 1828) † (additional source)
Sphenotrochus hancocki Durham & Barnard, 1952 represented as Sphenotrochus (Sphenotrochus) hancocki Durham & Barnard, 1952 (additional source)
Sphenotrochus imbricaticostatus Cairns in Cairns & Keller, 1993 † represented as Sphenotrochus (Sphenotrochus) imbricaticostatus Cairns in Cairns & Keller, 1993 (basis of record)
Sphenotrochus intermedius (Münster, 1826) † (additional source)
Sphenotrochus javanus Gerth, 1933 † (additional source)
Sphenotrochus laculatus Squires, 1962 † (additional source)

Paratype USNM 67969, identified as Sphenotrochus wellsi Cairns, 1997
Paratype USNM 68009, geounit Australian Exclusive Economic Zone, identified as Sphenotrochus wellsi Cairns, 1997
Holotype USNM 82090, identified as Sphenotrochus wellsi Cairns, 1997
Paratype USNM 94178, geounit New Zealand Exclusive Economic Zone, identified as Pleotrochus zibrowii Cairns, 1997
Holotype NZOI H.656, geounit New Zealand Exclusive Economic Zone, identified as Pleotrochus zibrowii Cairns, 1997
Paratype USNM M353593, identified as Sphenotrochus wellsi Cairns, 1997
Paratype NZOI P.1085, geounit New Zealand Exclusive Economic Zone, identified as Pleotrochus zibrowii Cairns, 1997

 Taxonomy

 for Turbinoliidae Milne Edwards & Haime, 1848

Family revised by Cairns (1997), including phylogenetic analysis [details]