Acantholaimus iubilus Gerlach, Schrage & Riemann, 1979 (basis of record)
Acantholaimus megamphis Vivier, 1985 (basis of record)
Adeonellopsis coscinophora (Reuss, 1848) (basis of record)
Amphiophiura convexa (Lyman, 1878) (basis of record)
Amphioplus daleus (Lyman, 1879) represented as Amphioplus (Unioplus) daleus (Lyman, 1879) accepted as Silax daleus (Lyman, 1879) (basis of record)
Arachnoidea prenanti d'Hondt, 1976 accepted as Arachnoidella prenanti (d'Hondt, 1976) (basis of record)
Aricidea (Allia) belgicae (Fauvel, 1936) accepted as Aricidea (Strelzovia) belgicae (Fauvel, 1936) (basis of record)
Bathycrinus carpenteri (Danielssen & Koren, 1877) accepted as Bathycrinus carpenterii (Danielssen & Koren, 1877) (basis of record)
Benthimermis Petter, 1980 accepted as Trophomera Rubtzov & Platonova, 1974 (basis of record)
Benthimermis acuticauda Petter, 1981 accepted as Trophomera acuticauda (Petter, 1981) Miljutin, 2006 (basis of record)
Benthimermis hopei Petter, 1980 accepted as Trophomera hopei (Petter, 1980) Miljutin, 2006 (basis of record)
Benthimermis leptosoma Petter, 1981 accepted as Trophomera leptosoma (Petter, 1981) Miljutin, 2006 (basis of record)
Benthimermis rotundicauda Petter, 1981 accepted as Trophomera rotundicauda (Petter, 1981) Miljutin, 2006 (basis of record)
Bolivina earlandi Parr, 1950 (basis of record)
Bonellia pumicea Sluiter, 1891 (basis of record)
Bonelliopsis Fisher, 1946 (basis of record)
Bryocryptella tubulata (Busk, 1861) (basis of record)
Cassidulina carinata Silvestri, 1896 (basis of record)
Castalia Savigny, 1822 accepted as Nereimyra Blainville, 1828 (basis of record)
Cellaria harmelini d'Hondt, 1973 (basis of record)
Ceramaster greeni (Bell, 1889) accepted as Ceramaster grenadensis (Perrier, 1881) (basis of record)
Chalinura Goode & Bean, 1883 accepted as Coryphaenoides Gunnerus, 1765 (basis of record)
Chalinura brevibarbis Goode & Bean, 1896 accepted as Coryphaenoides brevibarbis (Goode & Bean, 1896) (basis of record)
Chalinura leptolepis (Günther, 1877) accepted as Coryphaenoides leptolepis Günther, 1877 (basis of record)
Chalinura mediterranea Giglioli, 1893 accepted as Coryphaenoides mediterraneus (Giglioli, 1893) (basis of record)
Chalinura profundicola Nybelin, 1957 accepted as Coryphaenoides profundicolus (Nybelin, 1957) (basis of record)
Choanostomellia Zenkevitch, 1964 (basis of record)
Choanostomellia bruuni (Zenkevitch, 1964) (basis of record)
Choanostomellia filatovae (Zenkevitch, 1964) (basis of record)
Cirrophorus lyriformis (Annenkova, 1934) accepted as Cirrophorus branchiatus Ehlers, 1908 (additional source)
Cladocarpus tenuis Clarke, 1879 (basis of record)
Cocculina maxima Dautzenberg, 1925 accepted as Pectinodonta maxima (Dautzenberg, 1925) (basis of record)
Conchoecia daphnoides accepted as Conchoecilla daphnoides Claus, 1890 (basis of record)
Conchoecia imbricata (Brady, 1880) accepted as Conchoecissa imbricata (Brady, 1880) (basis of record)
Conchoecia obtusata accepted as Obtusoecia obtusata (Sars, 1866) (basis of record)
Conchoecia spinirostris accepted as Porroecia spinirostris (Claus, 1874) (basis of record)
Conocrinus cabiochi Roux, 1976 accepted as Democrinus cabiochi (Roux, 1976) (basis of record)
Coryphaenoides mediterraneus (Giglioli, 1893) (basis of record)
Coryphaenoides zaniophorus (Vaillant, 1888) (basis of record)
Desmoscolex asetosus Decraemer, 1975 (basis of record)
Desmoscolex macrophasmata Decraemer, 1984 accepted as Desmoscolex macrophasmatus Decraemer, 1984 (basis of record)
Desmoscolex paralongisetosus Decraemer, 1983 (basis of record)
Diaphus rafinesquei (Cocco, 1838) accepted as Diaphus rafinesquii (Cocco, 1838) (basis of record)
Discinidae Gray, 1840 (basis of record)
Edentaria J. A. Allen & R. E. Morgan, 1981 accepted as Protocuspidaria J. A. Allen & R. E. Morgan, 1981 (basis of record)
Electrona rissoi (Cocco, 1829) accepted as Electrona risso (Cocco, 1829) (basis of record)
Eubonellia Fisher, 1946 (basis of record)
Eulitoma arcus Bouchet & Warén, 1986 (basis of record)
Eusyllis bloomstrandi accepted as Eusyllis blomstrandi Malmgren, 1867 (basis of record)
Glycera rouxi [auctt. misspelling] accepted as Glycera rouxii Audouin & Milne Edwards, 1833 accepted as Glycera unicornis Lamarck, 1818 (additional source)
Glyphanostomum abyssale Day, 1967 (basis of record)
Irenosyrinx tenerrima (Locard, 1897) accepted as Aforia hypomela (Dall, 1889) (basis of record)
Jakobia Zenkevitch, 1958 (basis of record)
Lagisca hubrechti (McIntosh, 1900) accepted as Eunoe hubrechti (McIntosh, 1900) (additional source)
Lissospira K. J. Bush, 1897 (basis of record)
Lissospira profunda (Friele, 1879) accepted as Skenea profunda (Friele, 1879) (basis of record)
Lissospira turgida (Odhner, 1912) accepted as Skenea turgida (Odhner, 1912) (basis of record)
Lumbriclymene cylindricauda Sars, 1872 (basis of record)
Lumbrineris albidentata Ehlers, 1908 accepted as Augeneria albidentata (Ehlers, 1908) (additional source)
Lusitanops cingulata Bouchet & Warén, 1980 accepted as Lusitanops cingulatus Bouchet & Warén, 1980 (basis of record)
Lusitanops sigmoidea [sic] accepted as Lusitanops sigmoideus Bouchet & Warén, 1980 (basis of record)
Maxmuelleria verrucosum (Studer, 1879) (basis of record)
Nothria hispanica Amoureux, 1972 accepted as Paradiopatra hispanica (Amoureux, 1972) (basis of record)
Nothria lepta Chamberlin, 1919 accepted as Paradiopatra lepta (Chamberlin, 1919) (basis of record)
Nothria rullieriana Amoureux, 1977 accepted as Onuphis rullieriana (Amoureux, 1977) (basis of record)
Onchnesoma magnibatha Cutler, 1969 accepted as Onchnesoma magnibathum Cutler, 1969 (basis of record)
Ophiernus vallincola Lyman, 1878 (additional source)
Ophiochiton ternispinus Lyman, 1883 (basis of record)
Ophiopleura inermis (Lyman, 1878) (basis of record)
Pachyzoon d'Hondt, 1983 (basis of record)
Pachyzoontidae d'Hondt, 1983 accepted as Pachyzoidae d'Hondt, 1983 (basis of record)
Paelopatides gigantea (Verrill, 1884) (basis of record)
Paradoloria Poulsen, 1962 (additional source)
Paroriza prouhoi Hérouard, 1902 (basis of record)
Parvamussium lucidum (Jeffreys, 1873) accepted as Propeamussium lucidum (Jeffreys, 1873) (basis of record)
Philomedes lilljeborgii (Sars, 1866) Sars, 1869 (basis of record)
Pholoe dorsipapillata Marenzeller, 1893 accepted as Pholoides dorsipapillatus (Marenzeller, 1893) (additional source)
Plesionika richardi (Coutière, 1905) (basis of record)
Plinthaster perrieri Sladen, 1889 accepted as Plinthaster dentatus (Perrier, 1884) (basis of record)
Polycordia accepted as Policordia Dall, Bartsch & Rehder, 1938 (basis of record)
Polycordia jeffreysi [sic] accepted as Policordia jeffreysi (Friele, 1879) (basis of record)
Proclymene mulleri [auct. misspelling] accepted as Proclymene muelleri (Sars, 1856) (basis of record)
Prometor Fisher, 1948 (basis of record)
Protobonellia Ikeda, 1908 (basis of record)
Protobonellia mitsukurii Ikeda, 1908 (basis of record)
Pseudothyone furnestini Cherbonnier, 1969 (basis of record)
Raja fullonica Linnaeus, 1758 accepted as Leucoraja fullonica (Linnaeus, 1758) (basis of record)
Raja fyllae Lütken, 1887 accepted as Rajella fyllae (Lütken, 1887) (basis of record)
Reophax agglutinatus Cushman, 1913 (basis of record)
Rhopalorhynchus Wood-Mason, 1873 (basis of record)
Scrupocellaria jullieni Hayward, 1978 (basis of record)
Seguenzia carinata Jeffreys, 1877 accepted as Carenzia carinata (Jeffreys, 1877) (basis of record)
Serrivomer beani Gill & Ryder, 1883 accepted as Serrivomer beanii Gill & Ryder, 1883 (basis of record)
Silax verrilli (Lyman, 1879) (basis of record)
Smittoidea perrieri (Jullien, 1882) accepted as Pseudoflustra perrieri (Jullien, 1882) (basis of record)
Tacita abyssorum (P. Fischer, 1884) accepted as Mohnia abyssorum (P. Fischer, 1884) (basis of record)
Tacita danielsseni (Friele, 1879) accepted as Mohnia danielsseni (Friele, 1879) (basis of record)
Tegminula Jullien, 1882 (additional source)
Typosyllis variegata (Grube, 1860) accepted as Syllis variegata Grube, 1860 (additional source)