Aequorea aequorea (Forsskål, 1775) accepted as Aequorea forskalea Péron & Lesueur, 1810 (additional source)
Amphipholis squamata (Delle Chiaje, 1828) (additional source)
Balanus amphitrite Darwin, 1854 accepted as Amphibalanus amphitrite (Darwin, 1854) (additional source)
Callinectes sapidus Rathbun, 1896 (additional source)
Calliostoma bairdii A. E. Verrill & S. Smith, 1880 (basis of record)
Caprella equilibra Say, 1818 (additional source)
Caprella linearis (Linnaeus, 1767) (additional source)
Caretta caretta (Linnaeus, 1758) (additional source)
Cavolinia uncinata (A. d'Orbigny, 1835) (additional source)
Cerapus tubularis Say, 1817 (basis of record)
Chaetopterus variopedatus (Renier, 1804) (additional source)
Chaetozone setosa Malmgren, 1867 (additional source)
Chelonia mydas (Linnaeus, 1758) (additional source)
Chiropsalmus quadrumanus (F. Muller, 1859) (additional source)
Cirratulus cirratus (O. F. Müller, 1776) (additional source)
Diacria trispinosa (Blainville, 1821) (additional source)
Diopatra cuprea (Bosc, 1802) (basis of record)
Divaricella quadrisulcata (A. d'Orbigny, 1846) accepted as Divalinga quadrisulcata (A. d'Orbigny, 1846) (basis of record)
Donax variabilis Say, 1822 (basis of record)
Dosima fascicularis (Ellis & Solander, 1786) (additional source)
Dynamena cornicina McCrady, 1859 accepted as Dynamena disticha (Bosc, 1802) (additional source)
Eualus gaimardii (H. Milne Edwards, 1837) (additional source)
Eudendrium carneum Clarke, 1882 (additional source)
Eunice norvegica (Linnaeus, 1767) (additional source)
Fabricia sabella (Ehrenberg, 1836) accepted as Fabricia stellaris (Müller, 1774) (additional source)
Filograna implexa Berkeley, 1835 (additional source)
Halitiara formosa Fewkes, 1882 (additional source)
Harmothoe imbricata (Linnaeus, 1767) (additional source)
Idotea metallica Bosc, 1801 (additional source)
Istiophorus platypterus (Shaw, 1792) (basis of record)
Lamellaria perspicua (Linnaeus, 1758) accepted as Marsenia perspicua (Linnaeus, 1758) (additional source)
Lepas anserifera Linnaeus, 1767 represented as Lepas (Lepas) anserifera Linnaeus, 1767 (additional source)
Lepidonotus squamatus (Linnaeus, 1758) (additional source)
Leucophytia bidentata (Montagu, 1808) (additional source)
Libinia dubia H. Milne Edwards, 1834 (additional source)
Ligia oceanica (Linnaeus, 1767) (additional source)
Lissodendoryx isodictyalis (Carter, 1882) represented as Lissodendoryx (Lissodendoryx) isodictyalis (Carter, 1882) (additional source)
Loimia medusa (Savigny, 1822) (additional source)
Lucifer faxoni Borradaile, 1915 accepted as Belzebub faxoni (Borradaile, 1915) (basis of record)
Lygia exotica Roux, 1828 accepted as Ligia (Megaligia) exotica Roux, 1828 (additional source)
Maldane sarsi Malmgren, 1865 (additional source)
Marphysa bellii (Audouin & Milne Edwards, 1833) accepted as Paucibranchia bellii (Audouin & Milne Edwards, 1833) (additional source)
Marphysa sanguinea (Montagu, 1813) (additional source)
Microciona prolifera (Ellis & Solander, 1786) accepted as Clathria (Clathria) prolifera (Ellis & Solander, 1786) (additional source)
Neanthes acuminata (Ehlers, 1868) (additional source)
Nephtys picta Ehlers, 1868 (additional source)
Obelia bidentata Clark, 1875 (additional source)
Onuphis quadricuspis M. Sars in G.O. Sars, 1872 accepted as Paradiopatra quadricuspis (M. Sars in G.O. Sars, 1872) (additional source)
Paraonis fulgens (Levinsen, 1884) (additional source)
Paraprionospio pinnata (Ehlers, 1901) (additional source)
Pennaria disticha Goldfuss, 1820 (additional source)
Pholas dactylus Linnaeus, 1758 (additional source)
Phronima sedentaria (Forskål, 1775) (additional source)
Physalia physalis (Linnaeus, 1758) (additional source)
Podarkeopsis Laubier, 1961 (additional source)
Podocoryna carnea M. Sars, 1846 (additional source)
Portunus (Portunus) sayi (Gibbes, 1850) accepted as Portunus sayi (Gibbes, 1850) (additional source)
Ptilanthura tenuis Harger, 1878 (basis of record)
Scoloplos armiger (Müller, 1776) (additional source)
Spio filicornis (Müller, 1776) (additional source)
Spiophanes bombyx (Claparède, 1870) (additional source)
Tomopteris septentrionalis Steenstrup, 1849 (additional source)
Turritopsis nutricula McCrady, 1857 (additional source)

English American tube-dwelling anemone for Ceriantheopsis americana (Agassiz in Verrill, 1864)
English ceriantharian anemone for Ceriantheopsis americana (Agassiz in Verrill, 1864)
English northern stony coral [from synonym] for Astrangia astreiformis Milne Edwards & Haime, 1849
English southern cerianthid for Ceriantheopsis americana (Agassiz in Verrill, 1864)
English star coral [from synonym] for Astrangia astreiformis Milne Edwards & Haime, 1849
English yellow flabby-sponge for Mycale (Carmia) fibrexilis (Wilson, 1894)