Baikalodrilus Holmquist, 1978 (taxonomy source)
Baikalodrilus inflatus (Michaelsen, 1901) (basis of record)
Baikalodrilus werestschagini (Michaelsen, 1933) (basis of record)
Embolocephalus alaskensis Holmquist, 1979 accepted as Embolocephalus nikolskyi (Lastočkin in Lastočkin & Sokolskaja, 1953) (source of synonymy)
Embolocephalus beetoni (Brinkhurst, 1965) accepted as Spirosperma beetoni (Brinkhurst, 1965) (new combination reference)
Embolocephalus carolinensis (Brinkhurst, 1965) accepted as Spirosperma carolinensis (Brinkhurst, 1965) (new combination reference)
Embolocephalus confusus Holmquist, 1979 accepted as Embolocephalus nikolskyi (Lastočkin in Lastočkin & Sokolskaja, 1953) (source of synonymy)
Embolocephalus stankovici (Hrabĕ, 1931) accepted as Spirosperma stankovici (Hrabě, 1931) (new combination reference)
Embolocephalus velutinus (Grube, 1879) accepted as Spirosperma velutinus (Grube, 1879) (new combination reference)
Haber Holmquist, 1978 (taxonomy source)
Haber amurensis (Sokolskaya & Hrabĕ, 1969) (basis of record)
Haber dojranensis (Hrabĕ, 1958) (basis of record)
Haber pyrenaicus (Juget & Giani, 1974) (basis of record)
Haber simsi (Brinkhurst, 1966) accepted as Haber speciosus (Hrabĕ, 1931) (basis of record)
Haber swirenkoi (Lastočkin, 1937) (basis of record)
Haber turquinae (Juget & Lafont, 1979) (basis of record)
Isochaeta Pointner, 1911 (status source)
Isochaeta dojranensis (Hrabĕ, 1958) accepted as Haber dojranensis (Hrabĕ, 1958) (new combination reference)
Isochaeta israelis Brinkhurst, 1971 accepted as Varichaeta israelis (Brinkhurst, 1971) accepted as Varichaetadrilus israelis (Brinkhurst, 1971) (new combination reference)
Isochaeta nevadana Brinkhurst, 1965 accepted as Varichaeta nevadana (Brinkhurst, 1965) accepted as Varichaetadrilus minutus (Brinkhurst, 1965) (new combination reference)
Isochaetides Hrabĕ, 1966 (additional source)
Isochaetides Hrabĕ, 1966 (taxonomy source)
Isochaetides adetus (Ev. Du Bois-Reymond Marcus, 1949) accepted as Aulodrilus adetus (Ev. Du Bois-Reymond Marcus, 1949) (basis of record)
Isochaetides curvisetosus (Brinkhurst & Cook, 1966) (basis of record)
Isochaetides freyi (Brinkhurst, 1965) (basis of record)
Isochaetides koshovi Semernoy, 1973 (basis of record)
Isochaetides tomilovi Semernoy, 1973 (basis of record)
Limnodrilus baicalensis Michaelsen, 1901 accepted as Isochaeta baicalensis (Michaelsen, 1901) accepted as Isochaetides baicalensis (Michaelsen, 1901) (basis of record)
Limnodrilus lastoschkini Jarošenko, 1948 accepted as Psammoryctides lastoschkini (Jarošenko, 1948) (additional source)
Limnodrilus neotropicus Černosvitov, 1939 (additional source)
Limnodrilus newaensis Michaelsen, 1903 accepted as Tubifex newaensis (Michaelsen, 1903) (additional source)
Orientodrilus Holmquist, 1978 accepted as Spirosperma Eisen, 1879 (source of synonymy)
Peloscolex Leidy, 1852 (additional source)
Peloscolex apapillatus f. sachalinensis Sokolskaya, 1964 accepted as Spirosperma apapillatus (Lastočkin in Lastočkin & Sokolskaja, 1953) (source of synonymy)
Peloscolex arganoi Pop, 1974 (status source)
Peloscolex boitanii Pop, 1974 (status source)
Peloscolex carolinensis Brinkhurst, 1965 accepted as Spirosperma carolinensis (Brinkhurst, 1965) (source of synonymy)
Peloscolex cottarellii Pop, 1974 (additional source)
Peloscolex debilis Finogenova, 1972 (status source)
Peloscolex fontinalis Hrabĕ, 1964 accepted as Embolocephalus velutinus (Grube, 1879) accepted as Spirosperma velutinus (Grube, 1879) (source of synonymy)
Peloscolex freyi Brinkhurst, 1965 accepted as Isochaetides freyi (Brinkhurst, 1965) (new combination reference)
Peloscolex inflatus (Michaelsen, 1901) accepted as Baikalodrilus inflatus (Michaelsen, 1901) (new combination reference)
Peloscolex kamtschaticus Sokolskaya, 1961 accepted as Spirosperma apapillatus (Lastočkin in Lastočkin & Sokolskaja, 1953) (source of synonymy)
Peloscolex marinus (Ditlevsen, 1904) (status source)
Peloscolex oregonensis Brinkhurst, 1965 accepted as Embolocephalus nikolskyi (Lastočkin in Lastočkin & Sokolskaja, 1953) (source of synonymy)
Peloscolex pigueti Michaelsen, 1933 (status source)
Peloscolex pyrenaicus Juget & Giani, 1974 accepted as Haber pyrenaicus (Juget & Giani, 1974) (new combination reference)
Peloscolex simsi Brinkhurst, 1966 accepted as Haber speciosus (Hrabĕ, 1931) (new combination reference)
Peloscolex stankovici istriensis Pop, 1977 accepted as Embolocephalus stankovici (Hrabĕ, 1931) accepted as Spirosperma stankovici (Hrabě, 1931) (additional source)
Peloscolex stankovici litoralis Šapkarev, 1953 accepted as Embolocephalus stankovici (Hrabĕ, 1931) accepted as Spirosperma stankovici (Hrabě, 1931) (source of synonymy)
Peloscolex superiorensis Brinkhurst & Cook, 1966 accepted as Tubifex superiorensis (Brinkhurst & Cook, 1966) accepted as Tasserkidrilus superiorensis (Brinkhurst & Cook, 1966) (new combination reference)
Peloscolex turquini Juget & Lafont, 1979 accepted as Haber turquinae (Juget & Lafont, 1979) (new combination reference)
Peloscolex variegatus Leidy, 1852 (status source)
Peloscolex werestschagini Michaelsen, 1933 accepted as Baikalodrilus werestschagini (Michaelsen, 1933) (new combination reference)
Psammoryctides curvisetosus Brinkhurst & Cook, 1966 accepted as Isochaetides curvisetosus (Brinkhurst & Cook, 1966) (new combination reference)
Quistadrilus Brinkhurst, 1981 (original description)
Quistadrilus multisetosus (Smith, 1900) (basis of record)
Siolidrilus adetus Ev. Du Bois-Reymond Marcus, 1949 accepted as Aulodrilus adetus (Ev. Du Bois-Reymond Marcus, 1949) (additional source)
Spilodrilus Piguet, 1928 (status source)
Spilodrilus stellatus Piguet, 1928 (status source)
Spirosperma Eisen, 1879 (taxonomy source)
Spirosperma apapillatus (Lastočkin in Lastočkin & Sokolskaja, 1953) (additional source)
Spirosperma beetoni (Brinkhurst, 1965) (basis of record)
Spirosperma ferox Eisen, 1879 (additional source)
Spirosperma nikolskyi (Lastočkin in Lastočkin & Sokolskaja, 1953) accepted as Embolocephalus nikolskyi (Lastočkin in Lastočkin & Sokolskaja, 1953) (basis of record)
Spirosperma stankovici (Hrabě, 1931) (basis of record)
Spirosperma tenuis (Hrabĕ, 1931) (additional source)
Spirosperma velutinus (Grube, 1879) (basis of record)
Trachydrilus plicatus Piguet, 1928 accepted as Peloscolex pigueti Michaelsen, 1933 (additional source)
Tubifex amurensis Sokolskaya & Hrabĕ, 1969 accepted as Haber amurensis (Sokolskaya & Hrabĕ, 1969) (new combination reference)
Tubifex dojranensis Hrabĕ, 1958 accepted as Haber dojranensis (Hrabĕ, 1958) (new combination reference)
Tubifex lacustris Černosvitov, 1939 accepted as Isochaetides lacustris (Černosvitov, 1939) (source of synonymy)
Tubifex sarnensis Pierantoni, 1904 accepted as Embolocephalus velutinus (Grube, 1879) accepted as Spirosperma velutinus (Grube, 1879) (source of synonymy)
Tubifex superiorensis (Brinkhurst & Cook, 1966) accepted as Tasserkidrilus superiorensis (Brinkhurst & Cook, 1966) (basis of record)
Tubificoides Lastočkin, 1937 (taxonomy source)
Varichaeta Brinkhurst, 1981 accepted as Varichaetadrilus Brinkhurst & Kathman, 1983 (original description)
Varichaeta israelis (Brinkhurst, 1971) accepted as Varichaetadrilus israelis (Brinkhurst, 1971) (basis of record)
Varichaeta nevadana (Brinkhurst, 1965) accepted as Varichaetadrilus minutus (Brinkhurst, 1965) (basis of record)
Varichaeta pacifica Brinkhurst, 1981 accepted as Varichaetadrilus pacificus (Brinkhurst, 1981) (original description)

Washington (State) for Varichaeta pacifica Brinkhurst, 1981 

Holotype USNM 64728, geounit Washington (State), identified as Varichaeta pacifica Brinkhurst, 1981

 Etymology

 for Quistadrilus Brinkhurst, 1981

Named after Charlotte Holmquist [details]

 Etymology

 for Varichaeta Brinkhurst, 1981

''Varichaeta''- Hair and pectinate setae present dorsally, so setae not all alike, as in Isochaeta, from which 2 of ... [details]

 Etymology

 for Varichaeta pacifica Brinkhurst, 1981

pacifica, from the Pacific N .W. of North America [details]