Achnanthes longipes C.Agardh, 1824 (additional source)
Acoetidae Kinberg, 1856 (additional source)
Actinocyclus C.G. Ehrenberg, 1837 (additional source)
Actinoptychus senarius (Ehrenberg) Ehrenberg, 1843 accepted as Actinocyclus senarius Ehrenberg, 1838 (additional source)
Aetea Lamouroux, 1812 (additional source)
Aetea anguina (Linnaeus, 1758) (additional source)
Albula Scopoli, 1777 (basis of record)
Alethinophidia (basis of record)
Alismatales (basis of record)
Ampharete acutifrons (Grube, 1860) (additional source)
Ampharete arctica Malmgren, 1866 accepted as Ampharete finmarchica (M. Sars, 1865) (additional source)
Ampharete finmarchica (M. Sars, 1865) (additional source)
Amphitrite Müller, 1771 (additional source)
Amylax triacantha (Jørgensen) Sournia, 1984 (additional source)
Anobothrus gracilis (Malmgren, 1866) (additional source)
Anoplostoma Bütschli, 1874 (additional source)
Anoplostoma viviparum (Bastian, 1865) Bütschli, 1874 (additional source)
Anticoma Bastian, 1865 (additional source)
Aphragmophora (basis of record)
Appendicularia (additional source)
Arabella iricolor (Montagu, 1804) (additional source)
Archaeobalanidae Newman & Ross, 1976 accepted as Archaeobalaninae Newman & Ross, 1976 (additional source)
Arenaria Brisson, 1760 (additional source)
Arenaria interpres (Linnaeus, 1758) (basis of record)
Asterionella A.H. Hassall, 1850 (additional source)
Aulacoseira islandica (O.Müller) Simonsen, 1979 (additional source)
Aulacoseiraceae Crawford (basis of record)
Aurelia aurita (Linnaeus, 1758) (additional source)
Bacteriastrum G. Shadbolt, 1854 (additional source)
Balaenoptera Lacépède, 1804 (additional source)
Balaenoptera acutorostrata Lacépède, 1804 (additional source)
Bangia fuscopurpurea (Dillwyn) Lyngbye, 1819 (additional source)
Botrylloides Milne Edwards, 1841 (additional source)
Botryllus schlosseri (Pallas, 1766) (additional source)
Bowerbankia imbricata (Adams, 1798) accepted as Amathia imbricata (Adams, 1800) (additional source)
Bryopsis plumosa (Hudson) C.Agardh, 1823 (additional source)
Bryozoa (additional source)
Byblis Boeck, 1871 (additional source)
Calanus helgolandicus (Claus, 1863) (additional source)
Calidris Merrem, 1804 (additional source)
Calidris alba (Pallas, 1764) (basis of record)
Calidris alpina (Linnaeus, 1758) (basis of record)
Calidris canutus (Linnaeus, 1758) (basis of record)
Calidris ferruginea (Pontoppidan, 1763) (basis of record)
Calidris melanotos (Vieillot, 1819) (basis of record)
Calidris subminuta (Middendorff, 1853) (basis of record)
Calidris temminckii (Leisler, 1812) (basis of record)
Calidris tenuirostris (Horsfield, 1821) (basis of record)
Callichirinae Manning & Felder, 1991 accepted as Callichiridae Manning & Felder, 1991 (basis of record)
Callithamnion corymbosum (Smith) Lyngbye, 1819 (additional source)
Caloneis P.T. Cleve, 1894 (basis of record)
Campylodiscus C.G. Ehrenberg ex F.T. Kützing, 1844 (basis of record)
Campyloneis A. Grunow, 1862 (additional source)
Canalipalpata (basis of record)
Capitella Blainville, 1828 (additional source)
Capitella capitata (Fabricius, 1780) (additional source)
Caprella equilibra Say, 1818 (additional source)
Caprella penantis Leach, 1814 (additional source)
Carcinoscorpius rotundicauda (Latreille, 1802) (basis of record)
Celleporella hyalina (Linnaeus, 1767) (additional source)
Ceradocus A. Costa, 1853 (additional source)
Cerataulina pelagica (Cleve) Hendey, 1937 accepted as Cerataulina bergonii Ostenfeld, 1903 (additional source)
Ceratium lineatum (Ehrenberg) Cleve, 1899 accepted as Tripos lineatus (Ehrenberg) F.Gómez, 2013 (additional source)
Cerebratulus [Renier], [1804] (additional source)
Chaetoceros affinis Lauder, 1864 (basis of record)
Chaetoceros brevis F.Schütt, 1895 (additional source)
Chaetoceros curvisetus Cleve, 1889 (basis of record)
Chaetoceros decipiens Cleve, 1873 (additional source)
Chaetoceros didymus Ehrenberg, 1845 (additional source)
Chaetoceros diversus Cleve, 1873 (additional source)
Chaetoceros lorenzianus Grunow, 1863 (additional source)
Chaetoceros radians F.Schütt, 1895 (additional source)
Chaetoceros socialis H.S.Lauder, 1864 (additional source)
Chaetomorpha brachygona Harvey, 1858 (additional source)
Chaetopterus Cuvier, 1830 (additional source)
Chaetozone setosa Malmgren, 1867 (additional source)
Champia parvula (C.Agardh) Harvey, 1853 (additional source)
Cheilonereis Benham, 1916 (basis of record)
Chelonia Brongniart, 1800 (additional source)
Chelonibia patula (Ranzani, 1818) accepted as Chelonibia testudinaria (Linnaeus, 1758) (additional source)
Cheloniidae Oppel, 1811 (additional source)
Chilophiurina accepted as Ophiuridae Müller & Troschel, 1840 (basis of record)
Chloeia viridis Schmarda, 1861 (additional source)
Chromadora Bastian, 1865 (additional source)
Chromadora nudicapitata Bastian, 1865 (additional source)
Chroococcaceae Rabenhorst, 1863 (basis of record)
Chroococcales (basis of record)
Chroococcus Nägeli, 1849 (additional source)
Ciona intestinalis (Linnaeus, 1767) (additional source)
Cirratulus Lamarck, 1818 (additional source)
Cirratulus cirratus (O. F. Müller, 1776) (additional source)
Cirrophorus branchiatus Ehlers, 1908 (additional source)
Cirrophorus furcatus (Hartman, 1957) (additional source)
Cistenides hyperborea Malmgren, 1866 (additional source)
Cladophora albida (Nees) Kutzing, 1843 (additional source)
Cladophora sericea (Hudson) Kützing, 1843 (additional source)
Cladophora vagabunda (Linnaeus) Hoek, 1963 (additional source)
Cliona celata Grant, 1826 (additional source)
Clytia Lamouroux, 1812 (additional source)
Clytia hemisphaerica (Linnaeus, 1767) (additional source)

Dutch Alaskastrandloper for Calidris mauri (Cabanis, 1857)
Dutch Amerikaanse zee-eend [from synonym] for Melanitta nigra americana (Swainson, 1832)
Dutch Beringstrandloper for Calidris ptilocnemis (Coues, 1873)
Dutch grote kanoetstrandloper for Calidris tenuirostris (Horsfield, 1821)
Dutch kattenstaart for Lythrum salicaria L.
Dutch taigastrandloper for Calidris subminuta (Middendorff, 1853)
Dutch Temmincks strandloper for Calidris temminckii (Leisler, 1812)
Dutch zwanenbloem for Butomus umbellatus L.
English abyssal grenadier for Coryphaenoides armatus (Hector, 1875)
English African softnose stake for Bathyraja smithii (Müller & Henle, 1841)
English Aleutian fringed sculpin for Porocottus mednius (Bean, 1898)
English alligatorfishes for Agonidae Swainson, 1839
English Amazon river dolphin for Inia geoffrensis (de Blainville, 1817)
English Antarctic armless flounder [from synonym] for Mancopsetta maculata antarctica Kotlyar, 1978
English Antarctic escolar for Paradiplospinus antarcticus Andriashev, 1960
English Antarctic jonasfish [from synonym] for Notolepis coatsi Dollo, 1908
English Antarctic silverfish for Pleuragramma antarcticum Boulenger, 1902
English Antarctic spiny plunderfish for Harpagifer antarcticus Nybelin, 1947
English Antarctic starry skate for Amblyraja georgiana (Norman, 1938)
English Antarctic toothfish for Dissostichus mawsoni Norman, 1937
English armless flounder for Neoachiropsetta milfordi (Penrith, 1965)
English Asian clam for Corbicula fluminea (O. F. Müller, 1774)
English Atlantic humpback dolphin for Sousa teuszii (Kükenthal, 1892)
English Atlantic sand crab for Emerita talpoida (Say, 1817)
English Atlantic white-spotted octopus [from synonym] for Octopus macropus Risso, 1826
English Australian sea lion for Neophoca cinerea (Péron, 1816)
English badwater snail [from synonym] for Assiminea infima S. S. Berry, 1947
English baiji for Lipotes vexillifer Miller, 1918
English Baird's beaked whale for Berardius bairdii Stejneger, 1883
English bald notothen for Pagothenia borchgrevinki (Boulenger, 1902)
English Balearic shearwater for Puffinus mauretanicus Lowe, 1921
English baleen whales for Balaenoptera Lacépède, 1804
English bandidos for Agonidae Swainson, 1839
English bandtail notothen for Pagothenia brachysoma (Pappenheim, 1912)
English barratt corbula [from synonym] for Corbula barrattiana C. B. Adams, 1852
English bears for Ursidae Fischer, 1817
English belligerent sculpin for Megalocottus platycephalus (Pallas, 1814)
English bent sea rod [from synonym] for Plexaura flexuosa Lamouroux, 1821
English Bering poacher for Occella dodecaedron (Tilesius, 1813)
English Bering Sea beaked whale for Mesoplodon stejnegeri True, 1885
English bigeye grenadier for Macrourus holotrachys Günther, 1878
English bigeye notothen for Trematomus tokarevi Andriashev, 1978
English black abalone for Haliotis cracherodii Leach, 1814
English black cod for Notothenia microlepidota Hutton, 1875
English black dolphin for Cephalorhynchus eutropia Gray, 1846
English black dragonfish for Idiacanthus atlanticus Brauer, 1906
English black mangrove [from synonym] for Avicennia africana Palisot de Beauvois
English black oreo for Allocyttus niger James, Inada & Nakamura, 1988
English blackfin icefish for Chaenocephalus aceratus (Lönnberg, 1906)
English blackfin notothen for Trematomus scotti (Boulenger, 1907)
English blackline prickleback for Acantholumpenus mackayi (Gilbert, 1896)
English blue mud shrimp for Upogebia pugettensis (Dana, 1852)
English blue rockcod for Notothenia cyanobrancha Richardson, 1844
English blunt scalyhead for Trematomus eulepidotus Regan, 1914
English bogue lanternfish for Symbolophorus boops (Richardson, 1845)
English boreal rosy margarite for Margarites costalis costalis (A. Gould, 1841)
English bottle brush tree for Melaleuca quinquenervia (Cav.) S.T. Blake
English bottlenose dolphins for Tursiops Gervais, 1855
English brightbelly sculpin for Microcottus sellaris (Gilbert, 1896)
English broad cockle [from synonym] for Serripes (Serripes) laperousii (Deshayes, 1839)
English broad smoothcockle [from synonym] for Serripes (Serripes) laperousii (Deshayes, 1839)
English broadleaf rush for Juncus planifolius R.Br.
English bullheads for Cottidae Bonaparte, 1831
English butterfly kingfish for Gasterochisma melampus Richardson, 1845
English calico crayfish [from synonym] for Orconectes immunis (Hagen, 1870)
English California aglaja for Navanax inermis (J. G. Cooper, 1863)
English California seahare for Aplysia californica J. G. Cooper, 1863
English California softshell clam for Cryptomya californica (Conrad, 1837)
English carapine grenadier for Coryphaenoides carapinus Goode & Bean, 1883
English Caribbean glassy-bubble for Atys caribaeus (A. d'Orbigny, 1841)
English Carolinian ghost shrimp for Callichirus major (Say, 1818)
English chaffy sedge for Carex paleacea Schreb. ex Wahlenb.
English Chinese mud shrimp [from synonym] for Upogebia wuhsienweni Yu, 1931
English Chinese mysterysnail for Cipangopaludina chinensis (J. E. Gray, 1833)
English Chinese river dolphin for Lipotes vexillifer Miller, 1918
English cixid planthoppers for Cixiidae Spinola, 1839
English clean glassy-bubble [from synonym] for Atys castus P. P. Carpenter, 1864
English clinging jellyfish for Gonionemus vertens A. Agassiz, 1862
English cod icefish for Patagonotothen ramsayi (Regan, 1913)
English colubrids for Colubridae Oppel, 1811
English common dolphins for Delphinus Linnaeus, 1758
English common Mediterranean grass for Schismus barbatus (Loefl. ex L.) Thellung
English common timothy for Phleum pratense L.
English common water hyacinth for Eichhornia crassipes (Mart.) Solms
English cosmopolitan bulrush [from synonym] for Schoenoplectus maritimus (L.) Lye
English creeping bell hydroid for Calycella syringa (Linnaeus, 1767)
English crested bigscale for Poromitra crassiceps (Günther, 1878)
English cross-barred venus for Chione cancellata (Linnaeus, 1767)
English Crozet scad for Trachurus longimanus (Norman, 1935)
English curly pondweed for Potamogeton crispus L.
English dark toad plunderfish for Pogonophryne fusca Balushkin & Eakin, 1998
English dark-belly skate for Bathyraja meridionalis Stehmann, 1987
English darkfin sculpin for Malacocottus zonurus Bean, 1890
English deepwater arrowtooth eel for Histiobranchus bathybius (Günther, 1877)
English deepwater dragon for Bathydraco marri Norman, 1938
English deepwater notothen for Trematomus loennbergii Regan, 1913
English deep-water spiny plunderfish for Harpagifer spinosus Hureau, Louis, Tomo & Ozouf, 1980
English docked snailfish for Lethotremus muticus Gilbert, 1896
English dogtooth grenadier for Cynomacrurus piriei Dollo, 1909
English double-ended pipefish [from synonym] for Yozia bicoarctata (Bleeker, 1857)