Acinetospora crinita (Carmichael) Sauvageau, 1899 (additional source)
Aglaophenia Lamouroux, 1812 (additional source)
Akashiwo sanguinea (K.Hirasaka) Gert Hansen & Moestrup, 2000 (additional source)
Alona quadrangularis (O.F. Müller, 1776) (additional source)
Alona rectangula G.O. Sars, 1862 accepted as Coronatella rectangula (G.O. Sars, 1862) (additional source)
Ammonia beccarii (Linnaeus, 1758) (additional source)
Amphiascus similis (Claus, 1866) accepted as Amphiascopsis similis (Claus, 1866) accepted as Amonardia similis (Claus, 1866) (additional source)
Amphibalanus amphitrite (Darwin, 1854) (additional source)
Amphibalanus eburneus (Gould, 1841) (additional source)
Amphibalanus improvisus (Darwin, 1854) (additional source)
Anoplostoma viviparum (Bastian, 1865) Bütschli, 1874 (additional source)
Antithamnion cruciatum (C.Agardh) Nägeli, 1847 (additional source)
Aonides oxycephala (Sars, 1862) (additional source)
Argyropelecus hemigymnus Cocco, 1829 (additional source)
Aricidea claudiae Laubier, 1967 represented as Aricidea (Strelzovia) claudiae Laubier, 1967 (additional source)
Asterionella glacialis Castracane, 1886 (additional source)
Asterionella japonica Cleve, 1882 (additional source)
Astrammina rara Rhumbler, 1931 (additional source)
Aurelia aurita (Linnaeus, 1758) (additional source)
Bangia fuscopurpurea (Dillwyn) Lyngbye, 1819 (additional source)
Beroe ovatus Bruguière, 1789 accepted as Beroe ovata Bruguière, 1789 (additional source)
Blackfordia virginica Mayer, 1910 (additional source)
Blidingia minima (Nägeli ex Kützing) Kylin, 1947 (additional source)
Bosmina Baird, 1845 (additional source)
Bosmina (Bosmina) longirostris (O.F. Müller, 1785) (additional source)
Botryllus schlosseri (Pallas, 1766) (additional source)
Brania clavata (Claparède, 1863) accepted as Salvatoria clavata (Claparède, 1863) (additional source)
Bryopsis hypnoides J.V.Lamouroux, 1809 (additional source)
Callithamnion corymbosum (Smith) Lyngbye, 1819 (additional source)
Calocalanus pavo (Dana, 1849-1852) (additional source)
Capitella capitata (Fabricius, 1780) (additional source)
Caulerpa prolifera (Forsskål) J.V.Lamouroux, 1809 (additional source)
Ceramium diaphanum (Lightfoot) Roth, 1806 (additional source)
Ceramium flaccidum (Harvey ex Kützing) Ardissone, 1871 accepted as Gayliella flaccida (Harvey ex Kützing) T.O.Cho & L.J.McIvor, 2008 (additional source)
Ceramium tenerrimum (G.Martens) Okamura, 1921 accepted as Pseudoceramium tenerrimum (G.Martens) Barros-Barreto & Maggs, 2023 (additional source)
Cerataulina pelagica (Cleve) Hendey, 1937 accepted as Cerataulina bergonii Ostenfeld, 1903 (additional source)
Chaetoceros socialis H.S.Lauder, 1864 (additional source)
Chaetomorpha aerea (Dillwyn) Kützing, 1849 (additional source)
Chaetomorpha crassa (C.Agardh) Kützing, 1845 (additional source)
Chaetomorpha linum (O.F.Müller) Kützing, 1845 (additional source)
Chondria dasyphylla (Woodward) C.Agardh, 1817 (additional source)
Chromadora nudicapitata Bastian, 1865 (additional source)
Ciona intestinalis (Linnaeus, 1767) (additional source)
Cladonema radiatum Dujardin, 1843 (additional source)
Cladophora dalmatica Kützing, 1843 (additional source)
Cladophora echinus (Biasoletto) Kützing, 1849 accepted as Lychaete echinus (Biasoletto) M.J.Wynne, 2017 (additional source)
Cladophora sericea (Hudson) Kützing, 1843 (additional source)
Clausocalanus arcuicornis (Dana, 1849-1852) represented as Clausocalanus arcuicornis arcuicornis (Dana, 1849-1852) (additional source)
Cliona Grant, 1826 (additional source)
Clytia hemisphaerica (Linnaeus, 1767) (additional source)
Corallina officinalis Linnaeus, 1758 (additional source)
Corycaeus furcifer Claus, 1863 accepted as Urocorycaeus furcifer (Claus, 1863) (additional source)
Corycaeus typicus (Krøyer, 1849) represented as Agetus typicus Krøyer, 1849 (additional source)
Cryptosula pallasiana (Moll, 1803) (additional source)
Cyclotella (F.T. Kützing) A. de Brébisson, 1838 (additional source)
Cyclotella caspia Grunow, 1878 (additional source)
Dactylopodia tisboides (Claus, 1863) accepted as Dactylopusia tisboides (Claus, 1863) (additional source)
Daphnia longispina (O.F. Müller, 1776) (additional source)
Daphnia pulex Leydig, 1860 (additional source)
Dasyatis pastinaca (Linnaeus, 1758) (additional source)
Desmarestia viridis (O.F.Müller) J.V.Lamouroux, 1813 (additional source)
Desmodora pontica Filipjev, 1922 (additional source)
Diaphanosoma brachyurum (Liévin, 1848) (additional source)
Dictyota dichotoma (Hudson) J.V.Lamouroux, 1809 (additional source)
Dictyota linearis (C.Agardh) Greville, 1830 accepted as Dictyota implexa (Desfontaines) J.V.Lamouroux, 1809 (additional source)
Ditylum brightwellii (T.West) Grunow, 1885 (additional source)
Dysidea fragilis (Montagu, 1814) (additional source)
Ectocarpus siliculosus (Dillwyn) Lyngbye, 1819 (additional source)
Eggerelloides scabrus (Williamson, 1858) accepted as Eggerelloides scabrum (Williamson, 1858) (additional source)
Elphidium macellum (Fichtel & Moll, 1798) (additional source)
Enteromorpha clathrata (Roth) Greville, 1830 accepted as Ulva clathrata (Roth) C.Agardh, 1811 (additional source)
Enteromorpha compressa (Linnaeus) Nees, 1820 accepted as Ulva compressa Linnaeus, 1753 (additional source)
Enteromorpha flexuosa (Wulfen) J.Agardh, 1883 accepted as Ulva flexuosa Wulfen, 1803 (additional source)
Enteromorpha intestinalis (Linnaeus) Nees, 1820 accepted as Ulva intestinalis Linnaeus, 1753 (additional source)
Enteromorpha linza (Linnaeus) J.Agardh, 1883 accepted as Ulva linza Linnaeus, 1753 (additional source)
Enteromorpha prolifera (O.F.Müller) J.Agardh, 1883 accepted as Ulva prolifera O.F.Müller, 1778 (additional source)
Entocladia viridis Reinke, 1879 accepted as Ulvella viridis (Reinke) R.Nielsen, C.J.O'Kelly & B.Wysor, 2013 (additional source)
Eriocheir sinensis H. Milne Edwards, 1853 (additional source)
Erythrotrichia carnea (Dillwyn) J.Agardh, 1883 (additional source)
Eteone Savigny, 1822 (additional source)
Eudesme virescens (Carmichael ex Berkeley) J.Agardh, 1882 (additional source)
Eulalia viridis (Linnaeus, 1767) (additional source)
Eunice vittata (Delle Chiaje, 1828) (additional source)
Eurytemora affinis (Poppe, 1880) accepted as Eurytemora affinis affinis (Poppe, 1880) (additional source)
Euterpina acutifrons (Dana, 1848) (additional source)
Eutintinnus lususundae (Entz, 1884) accepted as Eutintinnus lusus-undae (Entz, 1885) (additional source)
Exogone (Exogone) naidina Örsted, 1845 accepted as Exogone naidina Örsted, 1845 (additional source)
Exogone gemmifera Pagenstecher, 1862 accepted as Exogone naidina Örsted, 1845 (additional source)
Farranula rostrata (Claus, 1863) (additional source)
Favella ehrenbergii (Claparède & Lachmann, 1858) Jörgensen, 1924 (additional source)
Feldmannia irregularis (Kützing) Hamel, 1939 (additional source)
Glomospira gordialis (Jones & Parker, 1860) (additional source)
Glycera tridactyla Schmarda, 1861 (additional source)
Halichondria (Halichondria) panicea (Pallas, 1766) (additional source)
Harmothoe imbricata (Linnaeus, 1767) (additional source)
Harpacticus uniremis Krøyer in Gaimard, 1842 represented as Harpacticus uniremis uniremis Krøyer in Gaimard, 1842-1845? (additional source)
Heterocapsa triquetra (Ehrenberg) F.Stein, 1883 accepted as Kryptoperidinium triquetrum (Ehrenberg) U.Tillmann, M. Gottschling, M.Elbrächter, W.-H.Kusber & M.Hoppenrath, 2019 (additional source)
Heteromastus filiformis (Claparède, 1864) (additional source)
Hybocodon prolifer Agassiz, 1860 (additional source)
Hydractinia carnea (M. Sars, 1846) accepted as Podocoryna carnea M. Sars, 1846 (additional source)