Acteonemertes Pantin, 1961 (status source)
Amniclineus Gibson & Qi, 1991 (basis of record)
Amphiporella Friedrich, 1939 accepted as Germanemertes Kajihara, 2021 (status source)
Amphiporella baltica Friedrich, 1939 accepted as Germanemertes baltica (Friedrich, 1939) (status source)
Amphiporus hastatus McIntosh, 1874 (basis of record)
Amphiporus langiaegeminus Bürger, 1895 (basis of record)
Amphiporus marmoratus Hubrecht, 1879 (basis of record)
Amphiporus matuanus Korotkevich, 1977 (status source)
Amphiporus murmanicum Ushakov, 1928 (basis of record)
Amphiporus sanguineus Girard, 1853 (basis of record)
Amphiporus stimpsonii (Girard in Stimpson, 1854) (basis of record)
Antiponemertes Moore & Gibson, 1981 (status source)
Apatronemertes Wilfert & Gibson, 1974 (basis of record)
Apatronemertes albimaculosa Wilfert & Gibson, 1974 (basis of record)
Argonemertes Moore & Gibson, 1981 (status source)
Balaenanemertes chuni Bürger, 1909 (basis of record)
Balaenanemertes grandis Brinkmann, 1917 (basis of record)
Balaenanemertes hjorti Brinkmann, 1917 (basis of record)
Balaenanemertes lata Brinkmann, 1917 (basis of record)
Balaenanemertes minor Coe, 1936 (basis of record)
Balaenanemertes musculocaudata Brinkmann, 1917 (basis of record)
Baseodiscus anocellatus Korotkevich, 1978 (basis of record)
Baseodiscus takakurai Gibson, 1995 (original description)
Buergeriella notabilis Brinkmann, 1917 (basis of record)
Callinera buergeri Bergendal, 1900 (basis of record)
Campbellonemertes Moore & Gibson, 1972 (basis of record)
Campbellonemertes johnsi Moore & Gibson, 1972 (basis of record)
Carcinonemertes errans Wickham, 1978 (basis of record)
Carinoma caraibica Stiasny-Wijnhoff, 1925 accepted as Carinoma caraibicum Stiasny-Wijnhoff, 1925 (basis of record)
Carinoma patagonica Bürger, 1895 accepted as Carinoma patagonicum Bürger, 1895 (basis of record)
Cephalothrix galatheae Dieck, 1874 (basis of record)
Cephalothrix lineata Claparède, 1862 (status source)
Cephalothrix major Coe, 1930 (basis of record)
Cephalothrix spiralis Coe, 1930 (basis of record)
Cerebratulus bilineatus sensu Delle Chiaje, 1829 (basis of record)
Cerebratulus bivittatus Ulyanina, 1870 (basis of record)
Cerebratulus eisigii Hubrecht, 1880 (basis of record)
Cerebratulus liguricus Blanchard, 1849 (basis of record)
Cerebratulus medullatus Hubrecht, 1887 (basis of record)
Cerebratulus paludicolus Stimpson, 1857 (basis of record)
Cerebratulus rubens Bürger, 1890 (basis of record)
Cerebratulus simulans Bürger, 1892 (basis of record)
Chuniella lanceolata Brinkmann, 1917 (basis of record)
Chuniella tenella Coe, 1954 (basis of record)
Cratenemertes Friedrich, 1955 (taxonomy source)
Cuneonemertes elongata Coe, 1954 (basis of record)
Cuneonemertes gracilis Coe, 1926 (basis of record)
Cuneonemertes obesa Coe, 1954 (basis of record)
Drepanophorus cerinus Bürger, 1890 (basis of record)
Drepanophorus longiceps Iwata, 1957 (basis of record)
Drepanophorus rubrostriatus Hubrecht, 1875 (basis of record)
Drepanophorus serraticollis Hubrecht, 1874 (basis of record)
Drepanophorus spectabilis (Quatrefages, 1846) (source of synonymy)
Emplectonema rubea Korotkevich, 1977 accepted as Neesia rubea (Korotkevich, 1977) (basis of record)
Emplectonema viride Stimpson, 1857 (basis of record)
Fasciculonemertes arenicola Sánchez & Cancino, 1980 (basis of record)
Fasciola Linnaeus, 1758 (taxonomy source)
Gononemertes parasita Bergendal, 1900 (additional source)
Gordius albus Dalyell, 1853 accepted as Lineus lacteus (Rathke, 1843) (basis of record)
Gurjanovella littoralis Ushakov, 1926 (additional source)
Hirudo Linnaeus, 1758 (taxonomy source)
Hubrechtella sinimarina Gibson & Sundberg, 1999 (basis of record)
Lineopsis semonii Staub, 1900 (basis of record)
Lineus angulosus Korotkevich, 1978 (basis of record)
Lineus australis Punnett, 1900 (basis of record)
Lineus coccinus Bürger, 1892 (basis of record)
Lineus crosslandi Punnett & Cooper, 1909 (basis of record)
Lineus gilbus Bürger, 1892 (basis of record)
Lineus kennelii Bürger, 1892 (basis of record)
Lineus linearis Montagu, 1808 (status source)
Micrura alaskensis Coe, 1901 accepted as Maculaura alaskensis (Coe, 1901) (basis of record)
Micrura coei Gibson, 1995 (original description)
Micrura curacaoensis Stiasny-Wijnhoff, 1925 (basis of record)
Micrura fasciolata Ehrenberg, 1828 (basis of record)
Natonemertes acutocaudata Brinkmann, 1917 (basis of record)
Nemertes roseus Kölliker, 1845 (status source)
Nemertopsis gracilis Coe, 1904 (basis of record)
Obnemertes maximovi Korotkevich, 1960 (basis of record)
Obnemertes nana Korotkevich, 1964 (basis of record)
Obuergeria palma Correa, 1954 (basis of record)
Oerstedia laminariae Friedrich, 1936 (basis of record)
Oerstedia polyorbis Iwata, 1954 (basis of record)
Oerstedia venusta Iwata, 1954 (basis of record)
Ototyphlonemertes duplex Bürger, 1895 represented as Ototyphlonemertes (Ototyphlonemertes) duplex Bürger, 1895 (basis of record)
Parabalaenanemertes fusca Brinkmann, 1917 (basis of record)
Paralineus elisabethae Schütz, 1911 (basis of record)
Parapolia grytvikenensis Wheeler, 1934 (basis of record)
Pendonemertes levinseni Brinkmann, 1917 (basis of record)
Planonemertes labiata Coe, 1936 (basis of record)
Planonemertes lobata Coe, 1926 (basis of record)
Plionemertes constricta Coe, 1954 (basis of record)
Plionemertes plana Coe, 1926 (basis of record)
Poliopsis lacazei Joubin, 1890 (basis of record)
Polyschista curacaoensis Stiasny-Wijnhoff, 1925 (basis of record)
Proarmaueria pellucida Coe, 1926 (basis of record)
Probalaenanemertes irenae Wheeler, 1934 (basis of record)
Prosorhochmus claparedii Keferstein, 1862 (additional source)
Prostoma Dugès, 1828 (status source)
Prostoma armatum Dugès, 1830 accepted as Emplectonema echinoderma (Marion, 1873) (basis of record)
Prostoma maculatum Timofeeva, 1912 accepted as Tetrastemma timofeevai Gibson, 1995 (basis of record)