World Database of Nematodes

Linked to the Marine Biology Section, UGent

Nemys taxon details

Xyalidae Chitwood, 1951

2190  (urn:lsid:marinespecies.org:taxname:2190)

accepted
Family
Genus Ammotheristus Lorenzen, 1977
Genus Amphimonhystera Allgén, 1929
Genus Amphimonhystrella Timm, 1961
Genus Cienfuegia Armenteros, Vincx & Decraemer, 2009
Genus Cobbia de Man, 1907
  » Species Cobbia bengalensis Datta, Bhowmik & Choudhury, 2018
  » Species Cobbia caledonia Warwick & Platt, 1973
  » Species Cobbia dentata Gerlach, 1953
  » Species Cobbia heterospicula Wang, An & Huang, 2018
  » Species Cobbia macrodentata Lo Russo & Pastor de Ward, 2012
  » Species Cobbia sinica Huang & Zhang, 2010
  » Species Cobbia trefusiaeformis De Man, 1907
  » Species Cobbia triodonta Filipjev, 1918
  » Species Cobbia truncata Wieser, 1959
  » Species Cobbia urinator Wieser, 1959
  » Species Cobbia mawsoni Cobb, 1930 (taxon inquirendum)
  » Species Cobbia scutata Wieser, 1956 (taxon inquirendum)
  » Species Cobbia simplex Allgén, 1929 (taxon inquirendum)
  » Species Cobbia crenata Wieser, 1960 (nomen nudum)
  » Species Cobbia cyatholaimoides Allgen, 1929 accepted as Cobbiacanthonchus cyatholaimoides (Allgen, 1929) Allgen, 1953
  » Species Cobbia macrostoma Timm, 1963 accepted as Sphaerotheristus macrostoma Timm, 1968
  » Species Cobbia sabulicola Filipjev, 1918 accepted as Theristus sabulicola (Filipjev, 1918) Wieser, 1956
Genus Corononema Nicholas & Stewart, 1995
Genus Dactylaimoides Blome, 2002
Genus Daptonema Cobb, 1920
  » Species Daptonema acanthospiculum (Allgén, 1959) Gerlach & Riemann, 1973
  » Species Daptonema acrilabiatum (De Coninck & Schuurmans Stekhoven, 1933) Lorenzen, 1977
  » Species Daptonema adiecta (Schulz, 1932) Wieser, 1956
  » Species Daptonema aegypticum (Gerlach, 1964) Lorenzen, 1977
  » Species Daptonema altaicum Tsalolikhin, 1985
  » Species Daptonema altaicus (Tsalolikhin, 1985)
  » Species Daptonema alternum (Wieser, 1956) Lorenzen, 1977
  » Species Daptonema amphorum Leduc, 2015
  » Species Daptonema angulatum (Schuurmans Stekhoven, 1950) Wieser, 1956
  » Species Daptonema aquaedulcis (Gagarin, 1987) Gagarin, 1993
  » Species Daptonema articulatum Lorenzen, 1977
  » Species Daptonema balatum Tu, Gagarin, Thanh, Phuong & Hien, 2014
  » Species Daptonema biggi (Gerlach, 1965) Lorenzen, 1977
  » Species Daptonema biwaensis (Tsalolikhin, 2002) Venekey, Gheller, Maria, Brustolin, Kandratavicius, Vieira, Brito, Souza & Fonseca, 2014
  » Species Daptonema brevisetosum Thanh & Gagarin, 2009
  » Species Daptonema buetschlioides (Chitwood, 1951) Lorenzen, 1977
  » Species Daptonema calcaneus (Schuurmans-Stekhoven, 1950) Wieser, 1956
  » Species Daptonema calceolatum (De Coninck & Schuurmans Stekhoven, 1933) Lorenzen, 1977
  » Species Daptonema chesapeakensis (Timm, 1952)
  » Species Daptonema chonispiculum Aryuthaka & Kito, 2018
  » Species Daptonema circulum (Vitiello, 1971) Lorenzen, 1977
  » Species Daptonema circumscriptum Wieser, 1959
  » Species Daptonema clavicaudatum (Gerlach, 1953) Lorenzen, 1981
  » Species Daptonema concordiense Pastor de Ward, 1985
  » Species Daptonema conicum (Filipjev, 1922) Lorenzen, 1977
  » Species Daptonema crassissima Ditlevsen, 1911
  » Species Daptonema crassissimus (Ditlevsen, 1911)
  » Species Daptonema curticauda (Tchesunov, 1980) Tchesunov, 1990
  » Species Daptonema curvatus Gerlach, 1956
  » Species Daptonema curvispicula Tchesunov & Miljutina, 2006
  » Species Daptonema curvispiculum (Gerlach, 1953) Wieser, 1959
  » Species Daptonema dentatum (Wieser, 1956)
  » Species Daptonema dihystera Gagarin & Thanh, 2005
  » Species Daptonema divertens (Boucher & Helléouet, 1977)
  » Species Daptonema dolichurus Nguyen,Thanh & Gagarin, 2004
  » Species Daptonema donghaiensis Wang, An & Huang, 2018
  » Species Daptonema donsi (Allgén, 1948) Lorenzen, 1977
  » Species Daptonema dubium (Bütschli, 1873)
  » Species Daptonema durum Gagarin & Thu, 2008
  » Species Daptonema ecphygmaticum (Wieser, 1959)
  » Species Daptonema elaboratum (Chitwood, 1951)
  » Species Daptonema elegans (Kreis, 1929)
  » Species Daptonema elongatum Gagarin & Thu, 2008
  » Species Daptonema erectum (Wieser & Hopper, 1967)
  » Species Daptonema eximium Gagarin & Lemzina, 1981
  » Species Daptonema exutum (Wieser, 1956)
  » Species Daptonema fallax (Lorenzen, 1972) Lorenzen, 1977
  » Species Daptonema fissidens Cobb, 1920
  » Species Daptonema fistulatum (Wieser & Hopper, 1967)
  » Species Daptonema flagellicauda (Lorenzen, 1973)
  » Species Daptonema floridanum (Wieser & Hopper, 1967)
  » Species Daptonema foetidum Gagarin & Thanh, 2010
  » Species Daptonema fortis Gagarin, 1993
  » Species Daptonema furcatum (Juario, 1974)
  » Species Daptonema galeatum (Wieser & Hopper, 1967) Aryuthaka & Kito, 2018
  » Species Daptonema gritsenkovi Gagarin & Lemzina, 1981
  » Species Daptonema groenlandicum (Ditlevsen, 1928)
  » Species Daptonema gyrophorum (Wieser, 1956)
  » Species Daptonema heterum (Gerlach, 1957)
  » Species Daptonema hirsutum (Vitiello, 1967)
  » Species Daptonema hirtum (Gerlach, 1951)
  » Species Daptonema hyalocella Aryuthaka & Kito, 2012
  » Species Daptonema iners Nguyen, Thanh & Gagarin, 2004
  » Species Daptonema intermedius Tchesunov, 1980
  » Species Daptonema invagiferoum (Platt, 1973)
  » Species Daptonema inversum Alekseev, 1984
  » Species Daptonema karabugasensis Tchesunov, 1980
  » Species Daptonema kornoeense (Allgén, 1929)
  » Species Daptonema laxum (Wieser, 1956)
  » Species Daptonema leptogastrelloides Riemann, 1979
  » Species Daptonema levis Rieger & Ott, 1971
  » Species Daptonema limnobia Wu & Liang, 2000
  » Species Daptonema longiapophysis Huang & Zhang, 2010
  » Species Daptonema longissimecaudatum (Kreis, 1935)
  » Species Daptonema lopezi Pastor de Ward, 1985
  » Species Daptonema maeoticum (Filipjev, 1922)
  » Species Daptonema marylinicus Timm, 1952
  » Species Daptonema miamiense (Hopper, 1969) Lorenzen, 1977
  » Species Daptonema microspiculum (Gerlach, 1953) Lorenzen, 1977
  » Species Daptonema mirabilis (Schuurmans Stekhoven & De Coninck, 1933)
  » Species Daptonema modestum Tchesunov, 1990
  » Species Daptonema nannospiculus (Tchesunov, 1980)
  » Species Daptonema nanum (Lorenzen, 1971)
  » Species Daptonema nearticulatum (Huang & Zhang, 2006) Aryuthaka & Kito, 2018
  » Species Daptonema normandicum (de Man, 1890)
  » Species Daptonema obesum Gagarin, 2001
  » Species Daptonema obesus Gagarin, 2001
  » Species Daptonema osadchikae (Tchesunov, 1980) Tchesunov, 1990
  » Species Daptonema osadchikhae (Tchesunov, 1980)
  » Species Daptonema ostentator Wieser & Hopper, 1967
  » Species Daptonema oxycerca (de Man, 1888)
  » Species Daptonema oxyuroides (Stekhoven, 1931)
  » Species Daptonema papillatus (Murphy, 1965)
  » Species Daptonema papillifera Sun, Huang, Tang, Zang, Xiao & Tang, 2019
  » Species Daptonema parabreviseta Huang, Sun & Huang, 2019
  » Species Daptonema paracircumscriptum Fadeeva & Belogurov, 1987
  » Species Daptonema paradonsi (Gerlach & Riemann, 1973)
  » Species Daptonema paraelaboratum (Timm, 1952)
  » Species Daptonema paraoxyuroides Tu, Gagarin, Thanh, Phuong & Hien, 2014
  » Species Daptonema paratortum (Vitiello, 1971)
  » Species Daptonema phuketense Aryuthaka & Kito, 2018
  » Species Daptonema planiere (Vitiello, 1971) Lorenzen, 1977
  » Species Daptonema platonovae (Galtsova, 1976) Tchesunov, 1990
  » Species Daptonema procerum (Gerlach, 1951)
  » Species Daptonema prominens (Vitiello, 1971)
  » Species Daptonema proprium (Lorenzen, 1972)
  » Species Daptonema psammoides (Warwick, 1970)
  » Species Daptonema pseudotortum (Vitiello, 1971)
  » Species Daptonema pumilus Thanh Nguyen Vu, Lai Phu Hoang & Gagarin V. G., 2005
  » Species Daptonema rectangulatum Pastor de Ward, 1985
  » Species Daptonema resimum (Wieser, 1959) Lorenzen, 1977
  » Species Daptonema rigidum Gagarin, Thanh & Nguyen, 2005
  » Species Daptonema robustus Tchesunov, 1980
  » Species Daptonema romanelloi Pastor de Ward, 1985
  » Species Daptonema rusticum (Kreis, 1929)
  » Species Daptonema salinae Gagarin & Gusakov, 2014
  » Species Daptonema salvum Gagarin, Thanh & Nguyen, 2005
  » Species Daptonema sanctimarteni (Timm, 1957)
  » Species Daptonema setifer (Gerlach, 1952)
  » Species Daptonema setihyalocella Aryuthaka & Kito, 2012
  » Species Daptonema setosum (Bütschli, 1874)
  » Species Daptonema sibiricum Gagarin, 2000
  » Species Daptonema spirum (Gerlach, 1959)
  » Species Daptonema stylosum (Lorenzen, 1973)
  » Species Daptonema svalbardense (Gerlach, 1965)
  » Species Daptonema tenuispiculum (Ditlevsen, 1918)
  » Species Daptonema timmi Timm, 1961
  » Species Daptonema timoshkini Gagarin, 2001
  » Species Daptonema tortum (Wieser & Hopper, 1967)
  » Species Daptonema tortuosum (Timm, 1961)
  » Species Daptonema trabeculosum (Schneider, 1906)
  » Species Daptonema trecuspidatum (Wieser, 1959)
  » Species Daptonema trichinus (Gerlach, 1956)
  » Species Daptonema uncinatus Wieser, 1959
  » Species Daptonema variasetosum Pavljuk, 1984
  » Species Daptonema vicinum (Riemann, 1966)
  » Species Daptonema vietnamensis (Gagarin & Thu, 2008) Venekey, Gheller, Maria, Brustolin, Kandratavicius, Vieira, Brito, Souza, Fonseca, 2014
  » Species Daptonema voskresenskii Tchesunov, 1990
  » Species Daptonema williamsi Vincx & Coomans, 1983
  » Species Daptonema xyaliforme (Wieser & Hopper, 1967)
  » Species Daptonema arcospiculum (Allgén, 1947) Wieser, 1956 (taxon inquirendum, species inquirendam)
  » Species Daptonema arcticus (Steiner, 1916) Filipjev, 1922 (taxon inquirendum)
  » Species Daptonema australis Allgén, 1951 (taxon inquirendum)
  » Species Daptonema bathylaimum Allgén, 1959 (taxon inquirendum)
  » Species Daptonema buelkiensis (Schulz, 1932) Wieser, 1956 (taxon inquirendum)
  » Species Daptonema cuspidospiculum (Allgén, 1932) Wieser, 1956 (taxon inquirendum)
  » Species Daptonema filicaudatus Allgen, 1959 (taxon inquirendum)
  » Species Daptonema filispiculum (Allgén, 1932) Wieser, 1956 (taxon inquirendum)
  » Species Daptonema fimbriatus (Cobb, 1920) Hopper, 1969 (taxon inquirendum)
  » Species Daptonema frigidum (Cobb, 1914) Wieser, 1956 (taxon inquirendum)
  » Species Daptonema grahami (Allgén, 1959) Lorenzen, 1977 (taxon inquirendum)
  » Species Daptonema lata (Cobb, 1894) Lorenzen, 1977 (taxon inquirendum)
  » Species Daptonema longicaudatum (Filipjev, 1922) Lorenzen, 1977 (taxon inquirendum)
  » Species Daptonema macrocirculus (Allgén, 1959) (taxon inquirendum)
  » Species Daptonema naviculivorus (Cobb, 1930) Wieser, 1956 (taxon inquirendum)
  » Species Daptonema notoistospiculoides (Allgén, 1959) (taxon inquirendum)
  » Species Daptonema notosetosus (Allgén, 1959) (taxon inquirendum)
  » Species Daptonema paroistospiculoides (Allgén, 1959) (taxon inquirendum)
  » Species Daptonema polaris (Cobb, 1914) Wieser, 1956 (taxon inquirendum)
  » Species Daptonema septentrionalis (Cobb, 1914) (taxon inquirendum, Lorenzen, 1977)
  » Species Daptonema simplex (Allgén, 1959) (taxon inquirendum)
  » Species Daptonema sinuosus Wieser, 1959 (taxon inquirendum)
  » Species Daptonema sphaerolaimoides (Schulz, 1932) Lorenzen, 1977 (taxon inquirendum)
  » Species Daptonema trichospiculum (Allgén, 1933) Wieser, 1956 (taxon inquirendum)
  » Species Daptonema deconincki Sharma, 1985 (nomen nudum)
  » Species Daptonema acidus Vitiello, 1971 accepted as Daptonema longissimecaudatum (Kreis, 1935)
  » Species Daptonema acrilabiatus (De Coninck & Schuurmans Stekhoven, 1933) accepted as Daptonema acrilabiatum (De Coninck & Schuurmans Stekhoven, 1933) Lorenzen, 1977
  » Species Daptonema adiectus (Schulz, 1932) accepted as Daptonema adiecta (Schulz, 1932) Wieser, 1956 (Synonym)
  » Species Daptonema aegypticus (Gerlach, 1964) accepted as Daptonema aegypticum (Gerlach, 1964) Lorenzen, 1977
  » Species Daptonema albigensis (Riemann, 1966) Hopper, 1968 accepted as Promonhystera albigensis Riemann, 1966 ( Yu, T.; Xu, K. (2015) - Table 3 Page 518)
  » Species Daptonema alternus (Wieser, 1956) accepted as Daptonema alternum (Wieser, 1956) Lorenzen, 1977
  » Species Daptonema angulatus (Schuurmans Stekhoven, 1950) accepted as Daptonema angulatum (Schuurmans Stekhoven, 1950) Wieser, 1956 (spelling variation)
  » Species Daptonema buetschlii Schuurmans-Stekhoven, 1935 accepted as Paramonohystera buetschlii (Bresslau & Schuurmans Stekhoven in Schuurmans Stekhoven, 1935)
  » Species Daptonema calceolatus (De Coninck & Schuurmans Stekhoven, 1933) accepted as Daptonema calceolatum (De Coninck & Schuurmans Stekhoven, 1933) Lorenzen, 1977
  » Species Daptonema circumscriptus Wieser, 1959 accepted as Daptonema circumscriptum Wieser, 1959 (spelling variation)
  » Species Daptonema clavicaudatus (Gerlach, 1953) accepted as Daptonema clavicaudatum (Gerlach, 1953) Lorenzen, 1981 (spelling variation)
  » Species Daptonema curvatum Gagarin & Thu, 2008 accepted as Daptonema vietnamensis (Gagarin & Thu, 2008) Venekey, Gheller, Maria, Brustolin, Kandratavicius, Vieira, Brito, Souza, Fonseca, 2014
  » Species Daptonema dentatus (Wieser, 1956) accepted as Daptonema dentatum (Wieser, 1956)
  » Species Daptonema dubius (Bütschli, 1873) accepted as Daptonema dubium (Bütschli, 1873)
  » Species Daptonema ecphygmaticus (Wieser, 1959) accepted as Daptonema ecphygmaticum (Wieser, 1959) (spelling variation)
  » Species Daptonema elaboratus (Chitwood, 1951) accepted as Daptonema elaboratum (Chitwood, 1951) (spelling variation)
  » Species Daptonema exutus (Wieser, 1956) accepted as Daptonema exutum (Wieser, 1956)
  » Species Daptonema falax (Lorenzen, 1972) accepted as Daptonema fallax (Lorenzen, 1972) Lorenzen, 1977 (Spelling variation)
  » Species Daptonema fistulatus (Wieser & Hopper, 1967) accepted as Daptonema fistulatum (Wieser & Hopper, 1967)
  » Species Daptonema furcatus (Juario, 1974) accepted as Daptonema furcatum (Juario, 1974)
  » Species Daptonema gelana Warwick & Platt, 1973 accepted as Metadesmolaimus gelana (Warwick & Platt, 1973)
  » Species Daptonema groenlandica (Ditlevsen, 1928) accepted as Daptonema groenlandicum (Ditlevsen, 1928) (spelling variation)
  » Species Daptonema gyrophorus (Wieser, 1956) accepted as Daptonema gyrophorum (Wieser, 1956) (spelling variation)
  » Species Daptonema hirsutus (Vitiello, 1967) accepted as Daptonema hirsutum (Vitiello, 1967)
  » Species Daptonema invagiferous (Platt, 1973) accepted as Daptonema invagiferoum (Platt, 1973)
  » Species Daptonema kornoeensis (Allgén, 1929) accepted as Daptonema kornoeense (Allgén, 1929)
  » Species Daptonema laxus (Wieser, 1956) accepted as Daptonema laxum (Wieser, 1956)
  » Species Daptonema leviculus Lorenzen, 1972 accepted as Paramonohystera levicula (Lorenzen, 1973)
  » Species Daptonema litorallis Allgén, 1929 accepted as Daptonema conicum (Filipjev, 1922) Lorenzen, 1977
  » Species Daptonema longicaudatus (Filipjev, 1922) accepted as Daptonema longicaudatum (Filipjev, 1922) Lorenzen, 1977 (spelling variation)
  » Species Daptonema macrostoma Huang & Xu, 2013 accepted as Paragnomoxyala macrostoma (Huang & Xu, 2013)
  » Species Daptonema maeoticus (Filipjev, 1922) accepted as Daptonema maeoticum (Filipjev, 1922)
  » Species Daptonema matrona Neres, Fonseca-Genevois, Torres, Cavalcanti, Castro, Silva, Rieger & Decraemer, 2010 accepted as Zygonemella striata Cobb, 1920
  » Species Daptonema miamiemse (Hopper, 1969) accepted as Daptonema miamiense (Hopper, 1969) Lorenzen, 1977
  » Species Daptonema minuta accepted as Daptonema xyaliforme (Wieser & Hopper, 1967)
  » Species Daptonema normandicus (de Man, 1890) accepted as Daptonema normandicum (de Man, 1890)
  » Species Daptonema oxycercus (de Man, 1888) accepted as Daptonema oxycerca (de Man, 1888) (spelling mistake)
  » Species Daptonema parabutschlii Timm, 1961 accepted as Paramonohystera parabutschlii (Timm, 1961)
  » Species Daptonema paraelaboratus (Timm, 1952) accepted as Daptonema paraelaboratum (Timm, 1952) (spelling variation)
  » Species Daptonema planieris (Vitiello, 1971) Lorenzen, 1977 accepted as Daptonema planiere (Vitiello, 1971) Lorenzen, 1977
  » Species Daptonema pratti Murphy & Canaris, 1964 accepted as Theristus pratti Murphy & Canaris, 1964
  » Species Daptonema proprius (Lorenzen, 1972) accepted as Daptonema proprium (Lorenzen, 1972)
  » Species Daptonema resimus (Wieser, 1959) accepted as Daptonema resimum (Wieser, 1959) Lorenzen, 1977 (spelling variation)
  » Species Daptonema resinus accepted as Daptonema resimum (Wieser, 1959) Lorenzen, 1977
  » Species Daptonema riemanni (Platt, 1973) accepted as Paramonohystera riemanni (Platt, 1973)
  » Species Daptonema rusticus (Kreis, 1929) accepted as Daptonema rusticum (Kreis, 1929)
  » Species Daptonema sentiens (Cobb, 1914) accepted as Daptonema setosum (Bütschli, 1874)
  » Species Daptonema setosus (Bütschli, 1874) accepted as Daptonema setosum (Bütschli, 1874)
  » Species Daptonema spirus (Gerlach, 1959) accepted as Daptonema spirum (Gerlach, 1959)
  » Species Daptonema stylosus (Lorenzen, 1973) accepted as Daptonema stylosum (Lorenzen, 1973)
  » Species Daptonema subsetosum Schneider, 1943 accepted as Daptonema setosum (Bütschli, 1874)
  » Species Daptonema svalbardensis (Gerlach, 1965) accepted as Daptonema svalbardense (Gerlach, 1965)
  » Species Daptonema tortus (Wieser & Hopper, 1967) accepted as Daptonema tortum (Wieser & Hopper, 1967)
  » Species Daptonema trabeculosus (Schneider, 1906) accepted as Daptonema trabeculosum (Schneider, 1906)
  » Species Daptonema trecuspidatus (Wieser, 1959) accepted as Daptonema trecuspidatum (Wieser, 1959) (spelling variation)
  » Species Daptonema trichuroides (Allgén, 1935) accepted as Daptonema longissimecaudatum (Kreis, 1935)
  » Species Daptonema vicinus (Riemann, 1966) accepted as Daptonema vicinum (Riemann, 1966)
  » Species Daptonema xyaliformis (Wieser & Hopper, 1967) accepted as Daptonema xyaliforme (Wieser & Hopper, 1967)
Genus Echinotheristus Thun & Riemann, 1967
Genus Elzalia Gerlach, 1957
  » Species Elzalia bifurcata Sun & Huang, 2017
  » Species Elzalia bipectinella Hope & Aryuthaka, 2009
  » Species Elzalia federici Castillo-Fernandez & Lambshead, 1990
  » Species Elzalia floresi Gerlach, 1957
  » Species Elzalia gerlachi Zhang & Zhang, 2006
  » Species Elzalia heterospiculata Jia & Huang, 2019
  » Species Elzalia kimae Castillo-Fernandez & Lambshead, 1990
  » Species Elzalia mediterranea Vitiello, 1971
  » Species Elzalia poli Castillo-Fernández & Lambshead, 1990
  » Species Elzalia striatitenuis Zhang & Zhang, 2006
  » Species Elzalia tuberculata Hope & Aryuthaka, 2009
  » Species Elzalia speculifer (Timm, 1961) (taxon inquirendum, Description based on one female - Timm 1961 (Page 40))
  » Species Elzalia tenuis (Allgén, 1959) Gerlach, 1963 (taxon inquirendum, Description based on one female. It has no recognizable features of the genus.)
Genus Enchonema Bussau, 1993
Genus Filipjeva Ditlevsen, 1928
Genus Gnomoxyala Lorenzen, 1977
Genus Gonionchus Cobb, 1920
Genus Guitartia Armenteros, 2010
Genus Gullanema Nicholas & Stewart, 1995
Genus Hofmaenneria Gerlach & Meyl, 1957
Genus Lamyronema Leduc, 2015
Genus Linhystera Juario, 1974
Genus Manganonema Bussau, 1993
Genus Marisalbinema Tchesunov, 1990
Genus Metadesmolaimus Schuurmans Stekhoven, 1935
  » Species Metadesmolaimus aduncus Lorenzen, 1972
  » Species Metadesmolaimus aversivulva Gerlach, 1953
  » Species Metadesmolaimus caniculus (Wieser & Hopper, 1967) Gerlach & Riemann, 1973
  » Species Metadesmolaimus communis Gagarin, 2013
  » Species Metadesmolaimus coronatus Schuurmans Stekhoven, 1950
  » Species Metadesmolaimus elegans Gagarin, 2013
  » Species Metadesmolaimus gaelicus Platt, 1983
  » Species Metadesmolaimus gelana (Warwick & Platt, 1973)
  » Species Metadesmolaimus hamatus (Gerlach, 1956)
  » Species Metadesmolaimus heteroclitus Lorenzen, 1971
  » Species Metadesmolaimus pandus Lorenzen, 1971
  » Species Metadesmolaimus psamprophilus Tchesunov, 1990
  » Species Metadesmolaimus similis Tchesunov, 1990
  » Species Metadesmolaimus tersus (Gerlach, 1956)
  » Species Metadesmolaimus varians Lorenzen, 1972
  » Species Metadesmolaimus zhanggi Guo, Chen & Liu, 2016
  » Species Metadesmolaimus labiosetosus Schuurmans Stekhoven, 1935 (taxon inquirendum)
  » Species Metadesmolaimus canicula (Wieser & Hopper, 1967) Gerlach & Riemann, 1973 accepted as Metadesmolaimus caniculus (Wieser & Hopper, 1967) Gerlach & Riemann, 1973 (spelling variation)
Genus Omicronema Cobb, 1920
Genus Paragnomoxyala Jiang & Huang, 2015
Genus Paragonionchus Blome, 2002
Genus Paramonohystera Steiner, 1916
  » Species Paramonohystera biforma Wieser, 1956
  » Species Paramonohystera buetschlii (Bresslau & Schuurmans Stekhoven in Schuurmans Stekhoven, 1935)
  » Species Paramonohystera concinna Lorenzen, 1977
  » Species Paramonohystera eurycephalus Huang & Wu, 2011
  » Species Paramonohystera geraerti Chen & Vincx, 2000
  » Species Paramonohystera halerba Fadeeva & Belogurov, 1987
  » Species Paramonohystera levicula (Lorenzen, 1973)
  » Species Paramonohystera megacephala Steiner, 1916
  » Species Paramonohystera parabutschlii (Timm, 1961)
  » Species Paramonohystera pilosa Boucher, 1971
  » Species Paramonohystera proteus Wieser, 1956
  » Species Paramonohystera riemanni (Platt, 1973)
  » Species Paramonohystera sinica Yu & Xu, 2014
  » Species Paramonohystera weihaiensis Huang & Sun, 2019
  » Species Paramonohystera zizichi Pastor de Ward, 1985
  » Species Paramonohystera micramphis Schuurmans Stekhoven, 1950 (taxon inquirendum)
  » Species Paramonohystera tschislenkoi Platonova, 1971 (taxon inquirendum)
  » Species Paramonohystera mystacoderma Wieser, 1960 (nomen nudum)
  » Species Paramonohystera albigensis (Riemann, 1966) accepted as Promonhystera albigensis Riemann, 1966 (Misspelling of the genus)
  » Species Paramonohystera breviseta Juario, 1974 accepted as Retrotheristus breviseta (Juario, 1974) Lorenzen, 1977
  » Species Paramonohystera canicula Wieser & Hopper, 1967 accepted as Metadesmolaimus caniculus (Wieser & Hopper, 1967) Gerlach & Riemann, 1973
  » Species Paramonohystera curvatus Gerlach, 1956 accepted as Daptonema curvatum Gagarin & Thu, 2008
  » Species Paramonohystera mutila Lorenzen, 1973 accepted as Stylotheristus mutilus (Lorenzen, 1973)
  » Species Paramonohystera paranormandica (Micoletzky, 1922) accepted as Daptonema normandicum (de Man, 1890)
  » Species Paramonohystera setosa Filipjev, 1918 accepted as Paramonohystera elliptica (Filipjev, 1918)
  » Species Paramonohystera elliptica (Filipjev, 1918) (uncertain, unreliable record)
  » Species Paramonohystera filamentosa Tchesunov, 1990 (uncertain)
  » Species Paramonohystera longicaudata Timm, 1963 (uncertain, likely a member of Daptonema, spicules only 1.5 a.b.d)
  » Species Paramonohystera pellucida (Cobb, 1920) (uncertain, Likely a species complex)
  » Species Paramonohystera stricta (Gerlach, 1956) (uncertain, Likely a member of Promonhystera)
  » Species Paramonohystera wieseri Ott, 1977 (uncertain, Likely a member of Daptonema)
Genus Paramphimonhystrella Huang & Zhang, 2006
Genus Parelzalia Tchesunov, 1990
Genus Promonhystera Wieser, 1956
Genus Prorhynchonema Gourbault, 1982
Genus Pseudechinotheristus Blome, 2002
Genus Pseudelzalia Yu & Xu, 2015
Genus Pseudosteineria Wieser, 1956
  » Species Pseudosteineria anteferens Wieser, 1956
  » Species Pseudosteineria anteramphida Sun, Huang, Tang, Zang, Xiao & Tang, 2019
  » Species Pseudosteineria anticipans Wieser, 1956
  » Species Pseudosteineria coronata (Gerlach, 1955) Wieser, 1959
  » Species Pseudosteineria horrida (Steiner, 1916)
  » Species Pseudosteineria inaequispiculata (Platonova, 1971)
  » Species Pseudosteineria paramirabilis (Gerlach, 1955)
  » Species Pseudosteineria pavo (Gerlach, 1957)
  » Species Pseudosteineria pulchra (Mawson, 1957)
  » Species Pseudosteineria sagittispiculata Fadeeva, 1986
  » Species Pseudosteineria scopae (Gerlach, 1956) Wieser, 1959
  » Species Pseudosteineria sinica Huang & Li, 2010
  » Species Pseudosteineria ventropapillata Tchesunov, 2000
  » Species Pseudosteineria zhangi Huang & Li, 2010
  » Species Pseudosteineria metacoronata (Wieser, 1959) accepted as Pseudosteineria coronata (Gerlach, 1955) Wieser, 1959
Genus Retrotheristus Lorenzen, 1977
Genus Rhynchonema Cobb, 1920
  » Species Rhynchonema amakusanum Aryuthaka, 1989
  » Species Rhynchonema ambianorum Boucher, 1974
  » Species Rhynchonema brevituba Gerlach, 1953
  » Species Rhynchonema cemae Bezerra, Smol & Vincx, 2014
  » Species Rhynchonema ceramotos Boucher, 1974
  » Species Rhynchonema chiloense Lorenzen, 1975
  » Species Rhynchonema cinctum Cobb, 1920
  » Species Rhynchonema collare Nicholas & Stewart, 1995
  » Species Rhynchonema deconincki Vitiello, 1967
  » Species Rhynchonema dighaensis Datta, Navarrete & Mohapatra, 2015
  » Species Rhynchonema dispar Gourbault, 1982
  » Species Rhynchonema falciferum Boucher, 1974
  » Species Rhynchonema fossum Lorenzen, 1975
  » Species Rhynchonema gerlachi Vitiello, 1967
  » Species Rhynchonema hirsutum Hopper, 1961
  » Species Rhynchonema impar Lorenzen, 1975
  » Species Rhynchonema kikuchii Aryuthaka, 1989
  » Species Rhynchonema longituba Gerlach, 1953
  » Species Rhynchonema lyngei (Allgén, 1940) Gerlach, 1953
  » Species Rhynchonema megamphidum Boucher, 1974
  » Species Rhynchonema moorea Boucher, 1974
  » Species Rhynchonema ornatum Lorenzen, 1975
  » Species Rhynchonema quemer Boucher, 1974
  » Species Rhynchonema scutatum Lorenzen, 1972
  » Species Rhynchonema semiserratum Lorenzen, 1975
  » Species Rhynchonema separatum Lorenzen, 1975
  » Species Rhynchonema sieverti Gourbault, 1982
  » Species Rhynchonema subsetosum Murphy, 1964
  » Species Rhynchonema tomakinense Nicholas & Stewart, 1995
  » Species Rhynchonema tremendum Lorenzen, 1975
  » Species Rhynchonema veronicae Bezerra, Smol & Vincx, 2014
  » Species Rhynchonema xiamenensis Huang & Liu, 2002
  » Species Rhynchonema wieseri Hopper, 1961 (taxon inquirendum)
  » Species Rhynchonema ronaldi Calles-Procel, 2007 (nomen nudum)
  » Species Rhynchonema falcifera Boucher, 1974 accepted as Rhynchonema falciferum Boucher, 1974 (spelling variation)
  » Species Rhynchonema megaphida Boucher, 1974 accepted as Rhynchonema megamphidum Boucher, 1974 (spelling mistake)
Genus Robustnema Nicholas, 1996
Genus Sacrimarinema Shoshin, 2001
Genus Scaptrella Cobb, 1917
Genus Sphaerotheristus Timm, 1968
Genus Spiramphinema Wieser, 1956
Genus Steineria Micoletzky, 1922
  » Species Steineria aegyptica Andrássy, 1959
  » Species Steineria ampullacea Wieser & Hopper, 1967
  » Species Steineria aquatica Alekseev & Belogurov, 1973
  » Species Steineria chiliensis Murphy, 1966
  » Species Steineria cobbi Wieser, 1956
  » Species Steineria copiosa Fadeeva, 1991
  » Species Steineria ericia Gerlach, 1956
  » Species Steineria gerlachi Wieser, 1959
  » Species Steineria longicaudata Vitiello, 1971
  » Species Steineria marcorum Gerlach, 1956
  » Species Steineria marsiana Alekseev & Belogurov, 1973
  » Species Steineria parapolychaeta Gerlach, 1953
  » Species Steineria pavo Gerlach, 1957
  » Species Steineria pectinata Wieser, 1956
  » Species Steineria phimifera Wieser, 1959
  » Species Steineria pilosa Cobb, 1914
  » Species Steineria polychaeta (Steiner, 1915)
  » Species Steineria polychaetoides Gerlach, 1951
  » Species Steineria pontica Groza-Rojancovski, 1972
  » Species Steineria punctata Gerlach, 1955
  » Species Steineria setosissima (Cobb, 1894)
  » Species Steineria simplex Timm, 1963
  » Species Steineria sinica Huang & Wu, 2011
  » Species Steineria sterreri Ott, 1977
  » Species Steineria tripartita Gerlach, 1957
  » Species Steineria vietnamica Gagarin, 2013
  » Species Steineria annulata Filipjev, 1922 accepted as Pselionema annulatum (Filipjev, 1922) Schuurmans Stekhoven, 1942
  » Species Steineria megalaima Ditlevsen, 1928 accepted as Viscosia megalaima (Ditlevsen, 1928) Hope & Murphy, 1972
  » Species Steineria mirabilis Schuurmans Stekhoven & De Coninck, 1933 accepted as Trichotheristus mirabilis (Schuurmans Stekhoven & De Coninck, 1933) (basionym)
  » Species Steineria paramirabilis Gerlach, 1955 accepted as Trichotheristus paramirabilis (Gerlach, 1955)
  » Species Steineria pulchra Mawson, 1957 accepted as Pseudosteineria pulchra (Mawson, 1957)
  » Species Steineria setossissima (Cobb, 1894) accepted as Steineria setosissima (Cobb, 1894) (Spelling variation)
Genus Stylotheristus Lorenzen, 1977
Genus Theristus Bastian, 1865
  » Species Theristus acer Bastian, 1865
  » Species Theristus acribus Gerlach, 1956
  » Species Theristus acriformis (de Man, 1922)
  » Species Theristus aculeatus Schulz, 1935
  » Species Theristus agilis (de Man, 1880) Filipjev, 1918
  » Species Theristus altenbachi Jensen, 1991
  » Species Theristus ambronensis Schulz, 1937
  » Species Theristus anisocirculus Blome, 1982
  » Species Theristus anisotrichus Lorenzen, 1972
  » Species Theristus anoxybioticus Jensen, 1995
  » Species Theristus athesinus Andrássy, 1962
  » Species Theristus balticus Lorenzen, 1973
  » Species Theristus bastiani Gerlach & Riemann, 1973
  » Species Theristus biarcospiculoides Blome, 1982
  » Species Theristus biarcospiculum Timm, 1954
  » Species Theristus bipunctatus (Schneider, 1906)
  » Species Theristus blandicor Rachor, 1971
  » Species Theristus borosi Andrássy, 1958
  » Species Theristus brevisetosus Alekseev in Alekseev, 1992
  » Species Theristus bujumbura Tsalolikhin in Tsalolikhin, 1989
  » Species Theristus calx Wieser & Hopper, 1967
  » Species Theristus caudasaliens Adams & Tyler, 1980
  » Species Theristus complexus Jayasree & Warwick, 1977
  » Species Theristus conicaudatus Allgén, 1959
  » Species Theristus consobrinus Tu & Gagarin, 2017
  » Species Theristus copulatus Jensen, 1986
  » Species Theristus darkovi Tsalolikhin, 1993
  » Species Theristus denticulatus Warwick, 1970
  » Species Theristus discolensis Bussau, 1993
  » Species Theristus diversispiculum Gerlach, 1953
  » Species Theristus ensifer Gerlach, 1951
  » Species Theristus filicaudatus Allgén, 1959
  » Species Theristus flevensis Schuurmans Stekhoven, 1935
  » Species Theristus franzbergeri Schiemer, 1984
  » Species Theristus gobiensis (Tsalolikhin, 1985)
  » Species Theristus gracilis (de Man, 1876)
  » Species Theristus heterospiculoides Gerlach, 1953
  » Species Theristus heterospiculum (Allgén, 1932) Gerlach, 1953
  » Species Theristus horridus Steiner, 1916
  » Species Theristus inermis Gerlach, 1953
  » Species Theristus interstitialis Warwick, 1970
  » Species Theristus karachiensis (Timm, 1963)
  » Species Theristus lineatus Gerlach, 1965
  » Species Theristus littoralis Filipjev, 1922
  » Species Theristus longicollis Blome, 1982
  » Species Theristus longisetifer Kito & Aryuthaka, 1998
  » Species Theristus longisetosus De Coninck & Schuurmans Stekhoven, 1933
  » Species Theristus longispicula Platonova, 1971
  » Species Theristus longus Platt, 1973
  » Species Theristus lorenzeni Pastor de Ward, 1985
  » Species Theristus macer Lorenzen, 1973
  » Species Theristus macroflevensis Gerlach, 1954
  » Species Theristus manicatus Wieser, 1956
  » Species Theristus marinae Tchesunov, 1981
  » Species Theristus megalaimoides Wieser, 1956
  » Species Theristus melnikovi Tchesunov, 1986
  » Species Theristus metaflevensis Gerlach, 1955
  » Species Theristus meyli Riemann, 1966
  » Species Theristus minimus Gagarin & Nguyen Vu Thanh, 2011
  » Species Theristus modicus Wieser, 1956
  » Species Theristus monstrosus Gerlach, 1954
  » Species Theristus norwegicus (Allgén, 1933)
  » Species Theristus oistospiculum (Allgén, 1932)
  » Species Theristus orientalis Gagarin & Thanh, 2005
  » Species Theristus otoplanobius Gerlach, 1951
  » Species Theristus pakistanesis Turpeenniemi, Nasira & Maqbool, 2001
  » Species Theristus pannonicus (Andrássy, 1985) Gagarin & Holovachov, 2002
  » Species Theristus parambronensis Timm, 1954
  » Species Theristus paravelox Allgén, 1934
  » Species Theristus pertenuis Schuurmans Stekhoven, 1935
  » Species Theristus pictus Gerlach, 1951
  » Species Theristus polychaetophilus Hopper, 1966
  » Species Theristus pratti Murphy & Canaris, 1964
  » Species Theristus problematicus (Allgén, 1927) Wieser, 1956
  » Species Theristus profundus Blome, 1982
  » Species Theristus psammophilus Gagarin & Naumova, 2012
  » Species Theristus pyronasi Gerlach, 1965
  » Species Theristus rezaki Jensen, 1986
  » Species Theristus rhynchonemoides Hopper, 1961
  » Species Theristus roscoffiensis Vitiello, 1967
  » Species Theristus ruffoi Andrássy, 1959
  » Species Theristus scanicus Allgén, 1949
  » Species Theristus sonnae Bussau, 1993
  » Species Theristus stranus Gerlach, 1957
  » Species Theristus streltzovi Galtsova, Platonova, Streltsova & Petukhov, 1980
  » Species Theristus subacer Pavljuk, 1984
  » Species Theristus subcurvatus Lorenzen, 1977
  » Species Theristus terricola Andrássy, 1985
  » Species Theristus tessae Heyns & Coomans, 1989
  » Species Theristus tsalolikhini Gagarin & Naumova, 2012
  » Species Theristus turbidus Gagarin & Thanh, 2010
  » Species Theristus variasetosus Pavljuk, 1984
  » Species Theristus velox (Bastian, 1865)
  » Species Theristus vesentiniae Andrássy, 1962
  » Species Theristus wegelinae Andrássy, 1962
  » Species Theristus wimmeri Wieser, 1959
  » Species Theristus bathylaimoides Allgén, 1959 (taxon inquirendum, species inquirendam)
  » Species Theristus bidontolaimus Allgén, 1959 (taxon inquirendum, species inquirendam)
  » Species Theristus brachysetosus Allgén, 1959 (taxon inquirendum)
  » Species Theristus brevicollis (Cobb, 1894) Filipjev, 1922 (taxon inquirendum)
  » Species Theristus chitinolaimus (Allgén, 1932) (taxon inquirendum)
  » Species Theristus falklandiae Allgén, 1959 (taxon inquirendum, species inquirendam)
  » Species Theristus helviticus Steiner, 1914 (taxon inquirendum)
  » Species Theristus kaszabi Andrássy, 1977 (taxon inquirendum)
  » Species Theristus latissimus (Filipjev, 1922) (taxon inquirendum)
  » Species Theristus leptosoma Allgén, 1950 (taxon inquirendum)
  » Species Theristus lingi (Hoeppli & Chu, 1932) Andrássy, 1960 (taxon inquirendum)
  » Species Theristus longicaudatusviviparus Allgén, 1952 (taxon inquirendum)
  » Species Theristus macropapillatus Allgén, 1959 (taxon inquirendum, species inquirendam)
  » Species Theristus maspapillatus (Cobb, 1891) Filipjev, 1918 (taxon inquirendum)
  » Species Theristus megalaimus (Stewart, 1914) Wieser, 1956 (taxon inquirendum)
  » Species Theristus meridianus (Cobb, 1914) Filipjev, 1922 (taxon inquirendum)
  » Species Theristus neglectus (Cobb, 1930) Wieser, 1956 (taxon inquirendum, species inquirendam)
  » Species Theristus nidrosiensis (Allgén, 1933) Wieser, 1956 (taxon inquirendum)
  » Species Theristus obtusicephalus Schuurmans Stekhoven, 1950 (taxon inquirendum)
  » Species Theristus pacificus (Johnston, 1938) Filipjev, 1918 (taxon inquirendum)
  » Species Theristus parasetosus (Allgén, 1928) (taxon inquirendum)
  » Species Theristus parasiticus (Penso, 1938) (taxon inquirendum)
  » Species Theristus parvulus Timm, 1954 (taxon inquirendum, species inquirendam)
  » Species Theristus pellucidus Allgén, 1939 (taxon inquirendum)
  » Species Theristus sabulicola (Filipjev, 1918) Wieser, 1956 (taxon inquirendum)
  » Species Theristus stichotricha Schuurmans Stekhoven, 1950 (taxon inquirendum)
  » Species Theristus strandi Allgén, 1934 (taxon inquirendum)
  » Species Theristus tenuicaudatus Allgén, 1951 (taxon inquirendum)
  » Species Theristus tenuiseta Allgén, 1959 (taxon inquirendum)
  » Species Theristus camelopardis Wieser, 1959 (nomen nudum)
  » Species Theristus frictor Wieser & Kanwisher, 1961 (nomen nudum)
  » Species Theristus multisetosus Wieser, 1960 (nomen nudum)
  » Subgenus Theristus (Cylindrotheristus) Wieser, 1956 accepted as Daptonema Cobb, 1920
    » Species Theristus (Cylindrotheristus) fallax Lorenzen, 1972 accepted as Daptonema fallax (Lorenzen, 1972) Lorenzen, 1977 (superseded original combination)
  » Subgenus Theristus (Daptonema) accepted as Daptonema Cobb, 1920
  » Subgenus Theristus (Mesotheristus) Wieser, 1956 accepted as Daptonema Cobb, 1920
  » Subgenus Theristus (Penzancia) de Man, 1889 accepted as Theristus Bastian, 1865
  » Subgenus Theristus (Pseudotheristus) Wieser, 1956 accepted as Daptonema Cobb, 1920
  » Subgenus Theristus (Spirotheristus) Timm, 1961 accepted as Daptonema Cobb, 1920
  » Subgenus Theristus (Theristus) Bastian, 1865 accepted as Theristus Bastian, 1865
  » Species Theristus acanthospiculum Allgén, 1959 accepted as Daptonema acanthospiculum (Allgén, 1959) Gerlach & Riemann, 1973
  » Species Theristus acrilabiatus De Coninck & Schuurmans Stekhoven, 1933 accepted as Daptonema acrilabiatum (De Coninck & Schuurmans Stekhoven, 1933) Lorenzen, 1977
  » Species Theristus alternus Wieser, 1956 accepted as Daptonema alternum (Wieser, 1956) Lorenzen, 1977
  » Species Theristus asymetricus Vitiello, 1967 accepted as Theristus problematicus (Allgén, 1927) Wieser, 1956
  » Species Theristus bathylaimus Allgén, 1959 accepted as Daptonema bathylaimum Allgén, 1959
  » Species Theristus biggi Gerlach, 1965 accepted as Daptonema biggi (Gerlach, 1965) Lorenzen, 1977
  » Species Theristus buetschlii Bresslau & Schuurmans Stekhoven in Schuurmans Stekhoven, 1935 accepted as Paramonohystera buetschlii (Bresslau & Schuurmans Stekhoven in Schuurmans Stekhoven, 1935)
  » Species Theristus clavicaudatus Gerlach, 1953 accepted as Daptonema clavicaudatum (Gerlach, 1953) Lorenzen, 1981
  » Species Theristus donsi Allgén, 1949 accepted as Daptonema paradonsi (Gerlach & Riemann, 1973)
  » Species Theristus exutus (Wieser, 1956) accepted as Daptonema exutum (Wieser, 1956)
  » Species Theristus fistulatus (Wieser & Hopper, 1967) accepted as Daptonema fistulatum (Wieser & Hopper, 1967)
  » Species Theristus gerlachi Wieser, 1956 accepted as Theristus bastiani Gerlach & Riemann, 1973
  » Species Theristus grahami Allgén, 1959 accepted as Daptonema grahami (Allgén, 1959) Lorenzen, 1977
  » Species Theristus hamatus Gerlach, 1956 accepted as Metadesmolaimus aduncus Lorenzen, 1972
  » Species Theristus hirtus Gerlach, 1951 accepted as Trichotheristus hirtus (Gerlach, 1951)
  » Species Theristus invagiferous Platt, 1973 accepted as Daptonema invagiferoum (Platt, 1973)
  » Species Theristus longicaudatus Filipjev, 1922 accepted as Daptonema longicaudatum (Filipjev, 1922) Lorenzen, 1977
  » Species Theristus longisetosus sensu Gerlach, 1951 accepted as Theristus bastiani Gerlach & Riemann, 1973
  » Species Theristus longissimecauda Lorenzen, 1973 accepted as Daptonema longissimecaudatum (Kreis, 1935)
  » Species Theristus longissimecaudatus Kreis, 1935 accepted as Daptonema longissimecaudatum (Kreis, 1935)
  » Species Theristus macquariensis (Allgén, 1929) accepted as Paralinhomoeus macquariensis (Allgén, 1929)
  » Species Theristus macrocirculus Allgén, 1959 accepted as Daptonema macrocirculus (Allgén, 1959)
  » Species Theristus maeoticus Filipjev, 1922 accepted as Daptonema maeoticum (Filipjev, 1922)
  » Species Theristus maior Gerlach, 1956 accepted as Valvaelaimus maior (Gerlach, 1956)
  » Species Theristus marylandicus Timm, 1952 accepted as Daptonema marylinicus Timm, 1952
  » Species Theristus mirabilis (Stekhoven & De Coninck, 1933) accepted as Trichotheristus mirabilis (Schuurmans Stekhoven & De Coninck, 1933)
  » Species Theristus nanus Lorenzen, 1971 accepted as Daptonema nanum (Lorenzen, 1971)
  » Species Theristus normandicus (de Man, 1890) accepted as Daptonema normandicum (de Man, 1890)
  » Species Theristus notoistospiculoides Allgén, 1959 accepted as Daptonema notoistospiculoides (Allgén, 1959)
  » Species Theristus notosetosus Allgén, 1959 accepted as Daptonema notosetosus (Allgén, 1959)
  » Species Theristus oxycerca de Man accepted as Daptonema oxycerca (de Man, 1888) (synonym)
  » Species Theristus papillatus Murphy, 1965 accepted as Daptonema papillatus (Murphy, 1965)
  » Species Theristus paraelaboratus Timm, 1952 accepted as Daptonema paraelaboratum (Timm, 1952)
  » Species Theristus paranormandicus Timm, 1952 accepted as Daptonema normandicum (de Man, 1890)
  » Species Theristus paroistospiculoides Allgén, 1959 accepted as Daptonema paroistospiculoides (Allgén, 1959)
  » Species Theristus procerus Gerlach, 1951 accepted as Daptonema procerum (Gerlach, 1951)
  » Species Theristus proprius Lorenzen, 1972 accepted as Daptonema proprium (Lorenzen, 1972)
  » Species Theristus sanctimarteni Timm, 1957 accepted as Trichotheristus sanctimarteni (Timm, 1957)
  » Species Theristus setifer Gerlach, 1952 accepted as Daptonema setifer (Gerlach, 1952)
  » Species Theristus setosus (Bütschli, 1874) accepted as Daptonema setosum (Bütschli, 1874)
  » Species Theristus simplex Allgén, 1959 accepted as Daptonema simplex (Allgén, 1959)
  » Species Theristus steineri Filipjev, 1922 accepted as Theristus acer Bastian, 1865
  » Species Theristus svalbardensis Gerlach, 1965 accepted as Daptonema svalbardense (Gerlach, 1965)
  » Species Theristus tenuispiculum (Ditlevsen, 1918) accepted as Daptonema tenuispiculum (Ditlevsen, 1918) (synonym)
  » Species Theristus tortus Wieser & Hopper, 1967 accepted as Daptonema tortum (Wieser & Hopper, 1967)
  » Species Theristus trabeculosus Schneider, 1906 accepted as Daptonema trabeculosum (Schneider, 1906)
  » Species Theristus trichinus Gerlach, 1956 accepted as Daptonema trichinus (Gerlach, 1956)
  » Species Theristus trichospiculum (Allgén, 1933) accepted as Daptonema trichospiculum (Allgén, 1933) Wieser, 1956
  » Species Theristus vicinus Riemann, 1966 accepted as Daptonema vicinum (Riemann, 1966)
  » Species Theristus xyaliformis Wieser & Hopper, 1967 accepted as Daptonema xyaliforme (Wieser & Hopper, 1967)
  » Species Theristus quadripapillatus Decraemer & Coomans, 1978 (uncertain)
Genus Valvaelaimus Lorenzen, 1977
Genus Xenolaimus Cobb, 1920
Genus Xyala Cobb, 1920
  » Species Xyala aestuariensis Vincx & Furstenberg, 1988
  » Species Xyala barbata Ward, 1972
  » Species Xyala brevibucca Stewart & Nicholas, 1994
  » Species Xyala finneyae King, Mundo-O campo & De Ley, 2010
  » Species Xyala hanleyi Stewart & Nicholas, 1994
  » Species Xyala imparis Boucher & Helléouët, 1977
  » Species Xyala macramphis Stewart & Nicholas, 1994
  » Species Xyala oxybiotica Jensen, 1986
  » Species Xyala psammonalis Vincx & Furstenberg, 1988
  » Species Xyala riemanni Boucher & Helléouët, 1977
  » Species Xyala sapeloensis (Nichols, 1979) Blome, 2002
  » Species Xyala smo Warwick & Platt, 1973
  » Species Xyala striata Cobb, 1920
  » Species Xyala exigua Wieser, 1956 (taxon inquirendum)
  » Species Xyala clavulatum (Gerlach, 1957) accepted as Omicronema clavulatum Gerlach, 1957
  » Species Xyala imparis Vincx, 1988 accepted as Xyala imparis Boucher & Helléouët, 1977
  » Species Xyala litorium (Cobb, 1920) accepted as Omicronema litorium Cobb, 1920
  » Species Xyala longicaudata Ward, 1972 accepted as Gonionchus longicaudatus (Ward, 1972)
Genus Zygonemella Cobb, 1920

Genus Cenolaimus Cobb, 1933 (taxon inquirendum)
Genus Dactylaimus Cobb, 1920 (taxon inquirendum)
  » Species Dactylaimus aequalis Cobb, 1920 (taxon inquirendum)
Genus Litotes Cobb, 1920 (taxon inquirendum)
  » Species Litotes minuta Cobb, 1920
Genus Longilaimus Allgén, 1958 (taxon inquirendum)
  » Species Longilaimus brachyuris Allgén, 1959 (taxon inquirendum)
  » Species Longilaimus filicaudatus Allgén, 1958 (taxon inquirendum)
Genus Wieserius Chitwood & Murphy, 1964 (taxon inquirendum)
  » Species Wieserius fimbriatoides (Chitwood & Murphy, 1964) (taxon inquirendum)

Genus Austronema Cobb, 1914 (nomen dubium)
Genus Buccolaimus Allgén, 1959 (nomen dubium)
  » Species Buccolaimus grahami Allgén, 1959 (nomen dubium)
Genus Pulchranemella N. Cobb, 1933 (nomen dubium)
  » Species Pulchranemella setosa Cobb, 1933 (nomen dubium)

Genus Capsula Bussau, 1993 (nomen nudum)
  » Species Capsula galeata Bussau, 1993 (nomen nudum)

Genus Amphimonohystera accepted as Amphimonhystera Allgén, 1929 (lapsus)
Genus Amphimonohystrella accepted as Amphimonhystrella Timm, 1961 (lapsus)
Genus Cylindrotheristus De Coninck, 1965 accepted as Daptonema Cobb, 1920
Genus Hoffmaenneria Schneider, 1940 accepted as Hofmaenneria Gerlach & Meyl, 1957 (Type species Cylindrolaimus brachystoma Hofmanner in Hofmanner and Menzel 1914, designated by Gerlach and Meyl 1957 p 164. Hofmaenneria W. Schneider 1940 p 94 is invalid because no type species has been designated.)
Genus Megalamphis Timm, 1961 accepted as Megalamphis De Coninck, 1965
Genus Mesotheristus Chitwood & Murphy, 1964 accepted as Daptonema Cobb, 1920
Genus Paramonhystera Steiner, 1916 accepted as Paramonohystera Steiner, 1916 (misspeling of Paramonohystera)
  » Species Paramonhystera albigensis Riemann, 1966 accepted as Promonhystera albigensis Riemann, 1966 (Misspelling of the genus)
  » Species Paramonhystera biforma Wieser, 1956 accepted as Paramonohystera biforma Wieser, 1956
  » Species Paramonhystera breviseta (Juario, 1974) accepted as Retrotheristus breviseta (Juario, 1974) Lorenzen, 1977
  » Species Paramonhystera buetschlii Bresslau & Schuurmans Stekhoven in Schuurmans Stekhoven, 1935 accepted as Paramonohystera buetschlii (Bresslau & Schuurmans Stekhoven in Schuurmans Stekhoven, 1935)
  » Species Paramonhystera concinna Lorenzen, 1977 accepted as Paramonohystera concinna Lorenzen, 1977
  » Species Paramonhystera elliptica Filipjev, 1918 accepted as Paramonohystera elliptica (Filipjev, 1918)
  » Species Paramonhystera geraerti Chen & Vincx, 2000 accepted as Paramonohystera geraerti Chen & Vincx, 2000
  » Species Paramonhystera levicula (Lorenzen, 1972) accepted as Paramonohystera levicula (Lorenzen, 1973)
  » Species Paramonhystera levis (Lorenzen, 1972) accepted as Paramonhystera levicula (Lorenzen, 1972)
  » Species Paramonhystera longicaudata Timm, 1963 accepted as Paramonohystera longicaudata Timm, 1963
  » Species Paramonhystera megacephala Wieser, 1956 accepted as Paramonohystera megacephala Steiner, 1916
  » Species Paramonhystera micramphis Schuurmans Stekhoven, 1950 accepted as Paramonohystera micramphis Schuurmans Stekhoven, 1950
  » Species Paramonhystera mutila Lorenzen, 1973 accepted as Stylotheristus mutilus (Lorenzen, 1973)
  » Species Paramonhystera paranormandica (Micoletzky, 1922) accepted as Paramonohystera paranormandica (Micoletzky, 1922)
  » Species Paramonhystera pellucida (Cobb, 1920) accepted as Paramonohystera pellucida (Cobb, 1920)
  » Species Paramonhystera pillosa accepted as Paramonohystera pilosa Boucher, 1971
  » Species Paramonhystera pilosa Boucher, 1971 accepted as Paramonohystera pilosa Boucher, 1971
  » Species Paramonhystera proteus Wieser, 1956 accepted as Paramonohystera proteus Wieser, 1956
  » Species Paramonhystera riemanni Platt, 1973 accepted as Paramonohystera riemanni (Platt, 1973)
  » Species Paramonhystera stricta Gerlach, 1956 accepted as Paramonohystera stricta (Gerlach, 1956)
  » Species Paramonhystera tschislenkoi Platonova, 1971 accepted as Paramonohystera tschislenkoi Platonova, 1971
  » Species Paramonhystera wieseri Ott, 1977 accepted as Paramonohystera wieseri Ott, 1977
  » Species Paramonhystera zizichi Pastor de Ward, 1985 accepted as Paramonohystera zizichi Pastor de Ward, 1985
Genus Penzancia de Man, 1889 accepted as Theristus Bastian, 1865
Genus Pseudosteinieria accepted as Pseudosteineria Wieser, 1956 (lapsus)
Genus Pseudotheristus Chitwood & Murphy, 1964 accepted as Daptonema Cobb, 1920
Genus Spirotheristus Gerlach & Riemann, 1973 accepted as Daptonema Cobb, 1920
Genus Trichotheristus Wieser, 1956 accepted as Daptonema Cobb, 1920 (Tchesunov, 1990 and Aryuthaka & Kito, 2018)
  » Species Trichotheristus articulatus Huang & Zhang, 2006 accepted as Daptonema nearticulatum (Huang & Zhang, 2006) Aryuthaka & Kito, 2018
  » Species Trichotheristus circumscriptus (Wieser, 1959) Wieser & Hopper, 1967 accepted as Daptonema circumscriptum Wieser, 1959
  » Species Trichotheristus erectus (Wieser & Hopper, 1967) accepted as Daptonema erectum (Wieser & Hopper, 1967)
  » Species Trichotheristus floridanus (Wieser & Hopper, 1967) accepted as Daptonema floridanum (Wieser & Hopper, 1967)
  » Species Trichotheristus galeatus (Wieser & Hopper, 1967) accepted as Daptonema galeatum (Wieser & Hopper, 1967) Aryuthaka & Kito, 2018 (n.comb Aryuthaka & Kito, 2018)
  » Species Trichotheristus heterus (Gerlach, 1957) accepted as Daptonema heterum (Gerlach, 1957)
  » Species Trichotheristus hirtus (Gerlach, 1951) accepted as Daptonema hirtum (Gerlach, 1951)
  » Species Trichotheristus laxus (Wieser, 1956) accepted as Daptonema laxum (Wieser, 1956)
  » Species Trichotheristus longisetosus (Schuurmans Stekhoven & De Coninck, 1933) accepted as Theristus longisetosus De Coninck & Schuurmans Stekhoven, 1933
  » Species Trichotheristus mirabilis (Schuurmans Stekhoven & De Coninck, 1933) accepted as Daptonema mirabilis (Schuurmans Stekhoven & De Coninck, 1933)
  » Species Trichotheristus paramirabilis (Gerlach, 1955) accepted as Pseudosteineria paramirabilis (Gerlach, 1955)
  » Species Trichotheristus psammoides (Warwick, 1970) accepted as Daptonema psammoides (Warwick, 1970)
  » Species Trichotheristus sanctimarteni (Timm, 1957) accepted as Daptonema sanctimarteni (Timm, 1957)
  » Species Trichotheristus setifer (Gerlach, 1952) accepted as Daptonema setifer (Gerlach, 1952)
  » Species Trichotheristus setosus (Bütschli, 1874) accepted as Daptonema setosum (Bütschli, 1874)
marine
Not documented
Bezerra, T.N.; Decraemer, W.; Eisendle-Flöckner, U.; Hodda, M.; Holovachov, O.; Leduc, D.; Miljutin, D.; Mokievsky, V.; Peña Santiago, R.; Sharma, J.; Smol, N.; Tchesunov, A.; Venekey, V.; Zeng, Z.; Vanreusel, A. (2018). Nemys: World Database of Nematodes. Xyalidae Chitwood, 1951. Accessed at: http://www.nemys.ugent.be/aphia.php?p=taxdetails&id=2190 on 2019-08-19
Date
action
by
2004-12-21 15:54:05Z
created
db_admin
2010-02-16 14:13:17Z
changed
2015-02-25 08:12:30Z
checked

taxonomy source De Ley, P.; Blaxter, M. L. (2004). A new system for Nematoda: combining morphological characters with molecular trees, and translating clades into ranks and taxa. <em>Nematology Monographs & Perspectives.</em> 2: 633-653. [details]  Available for editors  PDF available [request] 

taxonomy source Tu, N.D.; Thanh Nguyen Vu; Smol, N.; Vanreusel, A. (2008). New genus Asymmelaimus gen. n., sp. n. and new marine nematode species of the subfamily Dorylaimopsinae de Coninck, 1965 (Comesomatidae Filipjev, 1918) from Halong Bay, Vietnam. <em>Russian Journal of Nematology.</em> 16 (1), 7-16. [details]  Available for editors  PDF available [request] 

taxonomy source Tchesunov, A. V.; Miljutin, D. M. (2006). Three new free-living nematode species (Monhysterida) from the Arctic abyss, with revision of the genus Eleutherolaimus Filipjev, 1922 (Linhomoeidae). <em>Russian Journal of Nematology.</em> 14(1): 57-75. [details]  Available for editors  PDF available [request] 

taxonomy source Schmidt-Rhaesa, A. (Ed.). (2014). Handbook of Zoology. Gastrotricha, Cycloneuralia and Gnathifera: 2. Nematoda. <em>Handbook of Zoology (2010) Walter De Gruyter: Berlin.</em> 759 pp., available online at http://www.degruyter.com/view/product/180464 [details]  Available for editors  PDF available [request] 

taxonomy source Venekey, V.; Gheller, P. F.; Maria, T. F.; Brustolin, M. C.; Kandratavicius, N.; Vieira, D. C.; Brito, S.; Souza, G. S.; Fonseca, G. (2014). The state of the art of Xyalidae (Nematoda, Monhysterida) with reference to the Brazilian records. <em>Marine Biodiversity.</em> 44(3): 367-390., available online at https://doi.org/10.1007/s12526-014-0226-3 [details]  Available for editors  PDF available [request] 

basis of record Nemaslan: Biodiversity of Antarctic Nematodes (2004). (look up in IMIS[details]   

additional source Various Authors (2000). Nematode filing cabinet of the Marine Biology Section Ugent - in combination with the NemasLan Ms-Access database (published on CD-Rom, 2000) (look up in IMIS[details]   

additional source Pastor de Ward, C. T. (1985). Nematodes de la Ria Deseado (Monhysteroidea, Xyalidae), Santa Cruz, Argentina. II. <em>Physis.</em> Secc. A, 43 (105): 113 - 130. [details]  Available for editors  PDF available [request] 

additional source Danovaro, R.; Gambi, M. C.; Dell'Anno, A.; Corinaldesi, C.; Fraschetti, S.; Vanreusel, A.; Vincx, M.; Gooday, A. J. (2008). Exponential decline of deep-sea ecosystem functioning linked to benthic biodiversity loss. <em>Current Biology.</em> 18(1): 1-8 + supplemental data: S1-S6; 1-16. (look up in IMIS), available online at https://doi.org/10.1016/j.cub.2007.11.056 [details]  Available for editors  PDF available [request] 

additional source Lorenzen, S. (1979). The system of the monhysteroidea (Nematodes)- A new approach. <em>Annales Soc. r. Zool. Belg.</em> 108 (1-2): 21-22. [details]  Available for editors  PDF available [request] 

additional source Danovaro, R.; Gambi, C.; Lampadariou, N.; Tselepides, A. (2008). Deep-sea nematode biodiversity in the Mediterranean basin: testing for longitudinal, bathymetric and energetic gradients. <em>Ecography.</em> 31(2): 231-244., available online at https://doi.org/10.1111/j.0906-7590.2008.5484.x [details]  Available for editors  PDF available [request] 

additional source Shirayama, Y. (1992). Studies of meiofauna collected from the Iheya Ridge during the dive 541 of the "SHINKAI 2000". <em>Proc. JAMSTEC symp. deep Sea Research.</em> 8, 287-291. [details]  Available for editors  PDF available [request] 

additional source Shirayama, Y.; Ohta, S. (1990). Meiofauna in a cold-seep community off Hatsushima, central Japan. <em>Journal of the Oceanographical Society of Japan.</em> 46(3): 118-124., available online at https://doi.org/10.1007/bf02123438 [details]  Available for editors  PDF available [request] 

additional source Tchesunov, A. V. (2008). Three new species of free-living nematodes from the South-East Atlantic Abyss (DIVA I Expedition). <em>Zootaxa.</em> 1866 151-174. [details]  Available for editors  PDF available [request] 

ecology source Vanreusel, A.; Vincx, M.; Van Gansbeke, D.; Gijselinck, W. (1992). Structural analysis of the meiobenthos communities of the shelf break area in two stations of the Gulf of Biscay (N.E. Atlantic). <em>Belgian Journal of Zoology.</em> 122(2):185-202. (look up in IMIS[details]  Available for editors  PDF available [request] 
 
 Present  Inaccurate  Introduced: alien  Containing type locality 
 




Web interface and database structure initially created by Tim Deprez; now hosted and maintained by VLIZ
Page generated 2019-08-19 · contact: Tânia Nara Bezerra or info@marinespecies.org