Abietinaria Kirchenpauer, 1884 (additional source)
Abludomelita Karaman, 1981 (additional source)
Actinauge Verrill, 1883 (additional source)
Aega Leach, 1816 (additional source)
Alvania beani [sic] accepted as Alvania beanii (Hanley, 1844) (additional source)
Angulus tenuis (da Costa, 1778) accepted as Macomangulus tenuis (da Costa, 1778) (basis of record)
Anthuridae Leach, 1814 (additional source)
Antipathes Pallas, 1766 (additional source)
Antipathidae Ehrenberg, 1834 (additional source)
Aplidium Savigny, 1816 (additional source)
Aplysia Linnaeus, 1767 (additional source)
Aponuphis Kucheruk, 1978 (additional source)
Aponuphis bilineata (Baird, 1870) (additional source)
Apseudes grossimanus Norman & Stebbing, 1886 (additional source)
Arca lactea Linnaeus, 1758 accepted as Striarca lactea (Linnaeus, 1758) (basis of record)
Archidistoma Garstang, 1891 (additional source)
Archidistoma aggregatum Garstang, 1891 (additional source)
Arcturidae Dana, 1849 (additional source)
Aslia Rowe, 1970 (additional source)
Atylus guttatus (A. Costa in Hope, 1851) accepted as Nototropis guttatus (A. Costa in Hope, 1851) (additional source)
Aurelia Lamarck, 1816 (additional source)
Aurelia aurita (Linnaeus, 1758) (additional source)
Autonoe Bruzelius, 1859 (additional source)
Balanus Costa, 1778 (additional source)
Beania Johnston, 1840 (additional source)
Beania mirabilis Johnston, 1840 (additional source)
Beaniidae Canu & Bassler, 1927 (additional source)
Berthellina citrina (Rüppell & Leuckart, 1828) (additional source)
Biemna Gray, 1867 (additional source)
Biemna variantia (Bowerbank, 1858) (additional source)
Bursovaginoidea (basis of record)
Byblis Boeck, 1871 (additional source)
Byblis gaimardi (Krøyer, 1846) accepted as Byblis gaimardii (Krøyer, 1846) (additional source)
Campanulinidae Hincks, 1868 (basis of record)
Campyloderes Zelinka, 1907 (additional source)
Candelabridae Stechow, 1921 (additional source)
Candelabrum de Blainville, 1830 (additional source)
Centroderidae Zelinka, 1896 (additional source)
Chrysaora Péron & Lesueur, 1810 (additional source)
Clathrina Gray, 1867 (additional source)
Clathrina clathrus (Schmidt, 1864) (additional source)
Clathrina coriacea (Montagu, 1814) (additional source)
Cnidaria (additional source)
Conocyema Van Beneden, 1882 (additional source)
Conocyemidae (additional source)
Corycaeus Dana, 1845 (additional source)
Crangonidae Haworth, 1825 (additional source)
Cribrilina Gray, 1848 (additional source)
Cyanea Péron & Lesueur, 1810 (additional source)
Cyaneidae L. Agassiz, 1862 (additional source)
Cyclorhagida (additional source)
Cylichna cylindracea (Pennant, 1777) (additional source)
Desmacella Schmidt, 1870 (additional source)
Desmacella annexa Schmidt, 1870 (additional source)
Desmacella inornata (Bowerbank, 1866) (additional source)
Desmacellidae Ridley & Dendy, 1886 (additional source)
Dicyema von Kölliker, 1849 (additional source)
Dicyemennea Whitman, 1883 (additional source)
Dicyemidae van Beneden, 1882 (additional source)
Didemnopsis Hartmeyer, 1903 accepted as Trididemnum Della Valle, 1881 (additional source)
Didemnum Savigny, 1816 (additional source)
Diphyinae Quoy & Gaimard, 1827 (additional source)
Distomus Gaertner, 1774 (additional source)
Echinoderes Claparède, 1863 (additional source)
Echinoderes dujardinii Claparède, 1863 (additional source)
Echinoderidae Carus, 1885 (additional source)
Echiurus Guérin-Méneville, 1831 (additional source)
Electra Lamouroux, 1816 (additional source)
Endectyon Topsent, 1920 (additional source)
Escharina Milne Edwards, 1836 (additional source)
Eudendriidae L. Agassiz, 1862 (basis of record)
Eurydice inermis Hansen, 1890 (additional source)
Eurypon Gray, 1867 (additional source)
Eurypon clavatum (Bowerbank, 1866) (additional source)
Eurypon coronula (Bowerbank, 1874) (additional source)
Eurypon lacazei (Topsent, 1891) (additional source)
Eurypon major Sarà & Siribelli, 1960 (additional source)
Eurystrotos Hayward & Ryland, 1985 accepted as Oncousoecia Canu, 1918 (additional source)
Facelina bostoniensis (Couthouy, 1838) (additional source)
Filospermoidea (basis of record)
Gari fervensis (Gmelin, 1791) (additional source)
Geryon Krøyer, 1837 (additional source)
Grantia compressa (Fabricius, 1780) (additional source)
Halisarca dujardinii Johnston, 1842 (additional source)
Haplognathia Sterrer, 1970 (additional source)
Haplognathia rosea (Sterrer, 1969) (additional source)
Haplognathia ruberrima (Sterrer, 1966) (additional source)
Haplognathiidae (additional source)
Hemimycale Burton, 1934 (additional source)
Hemimycale columella (Bowerbank, 1874) (additional source)
Homalorhagida accepted as Allomalorhagida (additional source)
Hydridae Dana, 1846 (basis of record)
Hymeraphia Bowerbank, 1864 (additional source)
Hymeraphia stellifera Bowerbank, 1864 (additional source)
Jujubinus exasperatus (Pennant, 1777) (additional source)
Labidocera Lubbock, 1853 (additional source)
Labidognathia Riedl, 1970 (additional source)
Labidognathia longicollis Riedl, 1970 (additional source)
Laomedea Lamouroux, 1812 (additional source)
Leucaltis Haeckel, 1872 (additional source)