Acteonemertes Pantin, 1961 (basis of record)
Acteonemertes Pantin, 1961 (extant flag source)
Africanemertes Stiasny-Wijnhoff, 1942 (extant flag source)
Africanemertes Stiasny-Wijnhoff, 1942 (basis of record)
Alaonemertes Stiasny-Wijnhoff, 1942 (basis of record)
Alaonemertes Stiasny-Wijnhoff, 1942 (extant flag source)
Algonemertes Corrêa, 1954 (basis of record)
Algonemertes Corrêa, 1954 (extant flag source)
Amphinemertes Coe, 1940 (extant flag source)
Amphinemertes Coe, 1940 (basis of record)
Amphiporella Friedrich, 1939 accepted as Germanemertes Kajihara, 2021 (basis of record)
Amphiporella Friedrich, 1939 accepted as Germanemertes Kajihara, 2021 (extant flag source)
Antarctolineus Muller & Scripcariu, 1964 (extant flag source)
Antarctolineus Muller & Scripcariu, 1964 (basis of record)
Antiponemertes Moore & Gibson, 1981 (extant flag source)
Antiponemertes Moore & Gibson, 1981 (basis of record)
Apatronemertes Wilfert & Gibson, 1974 (extant flag source)
Apatronemertes Wilfert & Gibson, 1974 (basis of record)
Arctonemertes Friedrich, 1957 (basis of record)
Arctonemertes Friedrich, 1957 (extant flag source)
Arenonemertes Friedrich, 1933 (basis of record)
Arenonemertes Friedrich, 1933 (extant flag source)
Argonemertes Moore & Gibson, 1981 (basis of record)
Argonemertes Moore & Gibson, 1981 (extant flag source)
Armaueria Brinkmann, 1932 (basis of record)
Armaueria Brinkmann, 1932 (extant flag source)
Atyponemertes Friedrich, 1938 (basis of record)
Atyponemertes Friedrich, 1938 (extant flag source)
Austroprostoma Stiasny-Wijnhoff, 1942 (extant flag source)
Austroprostoma Stiasny-Wijnhoff, 1942 (basis of record)
Balaenanemertes Bürger, 1909 (basis of record)
Balaenanemertes Bürger, 1909 (extant flag source)
Baseodiscus Diesing, 1850 (extant flag source)
Baseodiscus Diesing, 1850 (basis of record)
Bathynectes Brinkmann, 1913 accepted as Phallonemertes Brinkmann, 1917 (extant flag source)
Bathynectes Brinkmann, 1913 accepted as Phallonemertes Brinkmann, 1917 (basis of record)
Brinkmannia Stiasny-Wijnhoff, 1926 (extant flag source)
Brinkmannia Stiasny-Wijnhoff, 1926 (basis of record)
Buergeriella Brinkmann, 1932 (extant flag source)
Buergeriella Brinkmann, 1932 (basis of record)
Callinera Bergendal, 1900 (basis of record)
Callinera Bergendal, 1900 (extant flag source)
Calonemertes Coe, 1945 (extant flag source)
Calonemertes Coe, 1945 (basis of record)
Campbellonemertes Moore & Gibson, 1972 (basis of record)
Campbellonemertes Moore & Gibson, 1972 (extant flag source)
Carinesta Punnett in Willey, 1900 (extant flag source)
Carinesta Punnett in Willey, 1900 (basis of record)
Carinina Hubrecht, 1885 (basis of record)
Carinina Hubrecht, 1885 (extant flag source)
Carinoma Oudemans, 1885 (basis of record)
Carinoma Oudemans, 1885 (extant flag source)
Carinomella Coe, 1905 (basis of record)
Carinomella Coe, 1905 (extant flag source)
Cephalomastax Iwata, 1957 (basis of record)
Cephalomastax Iwata, 1957 (extant flag source)
Cephalothrix Örsted, 1843 (basis of record)
Cephalothrix Örsted, 1843 (extant flag source)
Cephalotrichella Wijnhoff, 1913 accepted as Cephalothrix Örsted, 1843 (basis of record)
Cephalotrichella Wijnhoff, 1913 accepted as Cephalothrix Örsted, 1843 (extant flag source)
Cerebratulides Stiasny-Wijnhoff, 1942 (extant flag source)
Cerebratulides Stiasny-Wijnhoff, 1942 (basis of record)
Cerebratulus Renier, 1804 (extant flag source)
Cerebratulus Renier, 1804 (basis of record)
Charybdis De Haan in Siebold, 1833 (basis of record)
Chilineus Friedrich, 1970 (extant flag source)
Chilineus Friedrich, 1970 (basis of record)
Chunianna Coe, 1954 (extant flag source)
Chunianna Coe, 1954 (basis of record)
Chuniella Brinkmann, 1917 (extant flag source)
Chuniella Brinkmann, 1917 (basis of record)
Coeia Takakura, 1922 accepted as Hubrechtella Bergendal, 1902 (extant flag source)
Coeia Takakura, 1922 accepted as Hubrechtella Bergendal, 1902 (basis of record)
Coella Stiasny-Wijnhoff, 1936 accepted as Punnettia Stiasny-Wijnhoff, 1926 (extant flag source)
Coella Stiasny-Wijnhoff, 1936 accepted as Punnettia Stiasny-Wijnhoff, 1926 (basis of record)
Coenemertes Corrêa, 1966 (extant flag source)
Coenemertes Corrêa, 1966 (basis of record)
Communoporus Friedrich, 1955 (extant flag source)
Communoporus Friedrich, 1955 (basis of record)
Correanemertes Kirsteuer, 1967 (extant flag source)
Correanemertes Kirsteuer, 1967 (basis of record)
Corsoua Corrêa, 1963 (extant flag source)
Corsoua Corrêa, 1963 (basis of record)
Crassonemertes Brinkmann, 1917 (extant flag source)
Crassonemertes Brinkmann, 1917 (basis of record)
Cratenemertes Friedrich, 1955 (extant flag source)
Cratenemertes Friedrich, 1955 (basis of record)
Cuneonemertes Coe, 1926 (extant flag source)
Cuneonemertes Coe, 1926 (basis of record)
Curranemertes Kirsteuer, 1973 (basis of record)
Curranemertes Kirsteuer, 1973 (extant flag source)
Dananemertes Friedrich, 1957 (extant flag source)
Dananemertes Friedrich, 1957 (basis of record)
Dichonemertes Coe, 1938 (extant flag source)
Dichonemertes Coe, 1938 (basis of record)
Dinonemertes Laidlaw, 1906 (basis of record)
Dinonemertes Laidlaw, 1906 (extant flag source)
Diplopleura Stimpson, 1857 (basis of record)
Diplopleura Stimpson, 1857 (extant flag source)
Divanella Gibson, 1974 (basis of record)