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Family: Trichomycteridae Pencil or parasitic catfishes



(See list of species below)


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308 species (see list below)
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Scientific Name English Name Distribution Max. Length (cm) Year
Acanthopoma annectens South America 12 SL 1892
Ammoglanis amapaensis South America 1.8 SL 2008
Ammoglanis diaphanus South America 1.9 SL 1994
Ammoglanis pulex South America 1.5 SL 2000
Apomatoceros alleni South America 14.6 SL 1922
Bullockia maldonadoi South America 5.7 SL 1920
Cambeva diffusa South America 1.1 SL 2021
Cambeva pascuali South America 4.9 SL 2017
Cambeva ytororo Argentina, Misiones, Para 10.7 SL 2017
Copionodon elysium South America 7.2 SL 2018
Copionodon lianae South America 6.4 SL 2000
Copionodon orthiocarinatus South America 7.5 SL 1992
Copionodon pecten South America 6.2 SL 1992
Eremophilus mutisii South America 30 1805
Glanapteryx anguilla South America 6.1 TL 1927
Glanapteryx niobium South America 5.5 1998
Glaphyropoma rodriguesi South America 5.1 SL 1992
Glaphyropoma spinosum South America 5.8 SL 2008
Haemomaster venezuelae South America 6.6 SL 1927
Hatcheria macraei South America 20.8 1855
Henonemus intermedius South America 8 NG 1889
Henonemus macrops South America 6 TL 1882
Henonemus punctatus South America 9 NG 1887
Henonemus taxistigmus South America 9.3 NG 1914
Henonemus triacanthopomus South America 9.4 SL 2006
Homodiaetus anisitsi South America 4.9 TL 1907
Homodiaetus banguela South America 3.8 SL 2002
Homodiaetus graciosa South America 3.5 SL 2002
Homodiaetus passarellii South America 3.8 SL 1944
Ituglanis agreste South America 4.4 SL 2013
Ituglanis amazonicus South America 7.5 NG 1882
Ituglanis amphipotamus South America 2018
Ituglanis apteryx South America 6.7 SL 2014
Ituglanis australis South America 7.6 SL 2014
Ituglanis bambui South America 4.6 SL 2004
Ituglanis boitata South America 12.3 SL 2015
Ituglanis cahyensis South America 4.9 SL 2006
Ituglanis compactus South America 2.6 SL 2017
Ituglanis eichorniarum South America 5.7 SL 1912
Ituglanis epikarsticus South America 3.4 SL 2004
Ituglanis goya South America 9.2 SL 2016
Ituglanis gracilior South America 7.9 NG 1912
Ituglanis guayaberensis South America 5.7 NG 1960
Ituglanis herberti South America 16 SL 1940
Ituglanis ina South America, Brazil. 6.2 SL 2012
Ituglanis laticeps South America 8.9 NG 1863
Ituglanis macunaima South America 4.6 SL 2005
Ituglanis mambai South America 6.8 SL 2008
Ituglanis metae South America 7.8 NG 1917
Ituglanis nebulosus South America 3.5 SL 2003
Ituglanis paraguassuensis South America 4.3 SL 2007
Ituglanis parahybae South America 5.1 NG 1918
Ituglanis parkoi South America 17 NG 1944
Ituglanis passensis South America 7 SL 2002
Ituglanis proops South America 8.7 NG 1908
Ituglanis ramiroi South America 3.1 SL 2004
Listrura boticario South America 3.7 SL 2002
Listrura camposi South America 3.9 SL 1957
Listrura costai South America 3.4 SL 2012
Listrura depinnai South America 3.1 SL 2014
Listrura nematopteryx South America 3.7 SL 1988
Listrura picinguabae South America 4.9 SL 2006
Listrura tetraradiata South America 4.4 SL 2002
Malacoglanis gelatinosus South America 2.0 SL 1966
Megalocentor echthrus South America 8.8 SL 1991
Microcambeva barbata South America 2.6 SL 1994
Microcambeva draco South America 2010
Microcambeva ribeirae South America 4.8 SL 2004
Miuroglanis platycephalus South America 1.2 NG 1889
Ochmacanthus alternus South America 4 SL 1927
Ochmacanthus batrachostomus South America 3.2 SL 1912
Ochmacanthus flabelliferus South America 3.5 TL 1912
Ochmacanthus orinoco South America 4.6 SL 1927
Ochmacanthus reinhardtii South America 5 TL 1882
Paracanthopoma parva South America 2.7 SL 1935
Paracanthopoma saci South America 2.2 SL 2021
Parastegophilus maculatus South America 6 SL 1879
Parastegophilus paulensis South America 5.4 SL 1918
Paravandellia oxyptera Pantanal parasitic catfish South America 2.8 NG 1912
Paravandellia phaneronema South America 2.8 SL 1943
Pareiodon microps South America 1855
Plectrochilus diabolicus South America 6.3 SL 1927
Plectrochilus machadoi South America 9.3 1917
Plectrochilus wieneri South America 7.9 NG 1909
Potamoglanis anhanga South America 1.3 SL 2012
Potamoglanis hasemani South America 1.8 1914
Potamoglanis johnsoni South America 1.7 SL 1932
Potamoglanis wapixana South America 1.6 SL 2016
Pseudostegophilus haemomyzon South America 5.7 SL 1942
Pseudostegophilus nemurus South America 15 TL 1869
Pygidianops amphioxus South America 3.0 SL 2011
Pygidianops cuao South America 2.4 SL 2005
Pygidianops eigenmanni South America 2.3 SL 1944
Pygidianops magoi South America 2 SL 2005
Rhizosomichthys totae South America 13.8 1942
Sarcoglanis simplex South America 2.1 NG 1966
Schultzichthys bondi South America 3.7 SL 1942
Schultzichthys gracilis South America 2.6 SL 1960
Scleronema angustirostre South America 6.4 TL 1942
Scleronema guapa South America 4.2 SL 2020
Scleronema ibirapuita South America 4.3 SL 2020
Scleronema macanuda South America 8.4 SL 2020
Scleronema mate South America 5.0 SL 2020
Scleronema milonga South America 3.9 SL 2020
Scleronema minutum South America 4 SL 1891
Scleronema operculatum South America 8 1917
Scleronema teiniagua South America 4.5 SL 2020
Silvinichthys bortayro South America 2.8 SL 2005
Silvinichthys gualcamayo South America 5.1 SL 2013
Silvinichthys huachi South America 3.0 SL 2014
Silvinichthys leoncitensis South America 5.8 SL 2011
Silvinichthys mendozensis South America 7.3 1978
Silvinichthys pachonensis South America 5.8 SL 2016
Silvinichthys pedernalensis South America 4.5 SL 2017
Stauroglanis gouldingi Ghost candiru South America 2.7 SL 1989
Stegophilus insidiosus South America 1859
Stegophilus panzeri South America 4.1 SL 1931
Stegophilus septentrionalis South America 4.4 SL 1927
Stenolicmus ix South America 1.9 SL 2011
Stenolicmus sarmientoi South America 29.5 NG 1990
Trichogenes claviger South America 5.1 SL 2010
Trichogenes longipinnis Long-finned cambeva South America 14 SL 1983
Trichomycterus aguarague South America 2006
Trichomycterus albinotatus South America 4.6 1992
Trichomycterus alternatus South America 8.1 1917
Trichomycterus alterus South America 9.3 NG 1933
Trichomycterus areolatus South America 17.6 TL 1846
Trichomycterus argos South America 11.7 SL 2012
Trichomycterus arhuaco South America 7.0 SL 2016
Trichomycterus arleoi South America 7 SL 1972
Trichomycterus atochae South America 1942
Trichomycterus auroguttatus South America 6.1 1992
Trichomycterus bahianus South America 8.9 1992
Trichomycterus balios South America 9.2 SL 2013
Trichomycterus ballesterosi South America 2011
Trichomycterus banneaui South America 6.2 SL 1912
Trichomycterus barbouri South America 3.7 1911
Trichomycterus belensis South America 6.4 SL 2002
Trichomycterus bogotensis South America 9.4 1912
Trichomycterus bomboizanus South America 11.2 1942
Trichomycterus borellii South America 11 1897
Trichomycterus boylei South America 13.3 TL 1956
Trichomycterus brachykechenos South America 7.1 SL 2013
Trichomycterus brasiliensis South America 13.5 SL 1874
Trichomycterus brunoi South America 2010
Trichomycterus cachiraensis South America 10.9 SL 2008
Trichomycterus caipora South America 11.6 SL 2008
Trichomycterus caliensis South America 5.3 1912
Trichomycterus candidus South America 7.5 1949
Trichomycterus castroi South America 14.8 1992
Trichomycterus catamarcensis South America 4.2 2000
Trichomycterus caudofasciatus South America 5.3 SL 2004
Trichomycterus celsae South America 2003
Trichomycterus chaberti South America 11.5 1968
Trichomycterus chapmani South America 11.8 1912
Trichomycterus chiltoni South America 17 1928
Trichomycterus chungaraensis South America 12 1983
Trichomycterus claudiae South America 2010
Trichomycterus concolor South America 6.4 1992
Trichomycterus conradi South America 8 1912
Trichomycterus corduvensis South America 13.6 NG 1877
Trichomycterus crassicaudatus South America 13.5 SL 2008
Trichomycterus dali South America 7.9 SL 2011
Trichomycterus davisi South America 20.8 SL 1911
Trichomycterus diabolus South America 22.5 TL 2004
Trichomycterus diatropoporos South America 6.8 SL 2013
Trichomycterus dispar South America 26 1846
Trichomycterus donascimientoi South America 8 SL 2018
Trichomycterus dorsostriatum South America 7.7 1917
Trichomycterus duellmani South America 4.8 TL 1984
Trichomycterus emanueli South America 17.4 1944
Trichomycterus fassli South America 14.9 1915
Trichomycterus fuliginosus South America 2010
Trichomycterus gabrieli South America 5 1926
Trichomycterus garciamarquezi South America 3.1 SL 2016
Trichomycterus gasparinii South America 8.5 SL 2013
Trichomycterus giganteus South America 20.4 SL 2004
Trichomycterus goeldii South America 9.9 TL 1896
Trichomycterus gorgona South America 6.4 SL 2005
Trichomycterus guaraquessaba South America 9.2 SL 2005
Trichomycterus guianense South America 7.7 1909
Trichomycterus heterodontus South America 8.3 1917
Trichomycterus hualco South America 6.9 SL 2009
Trichomycterus igobi South America 9.0 SL 2008
Trichomycterus iheringi South America 16.1 1917
Trichomycterus immaculatus South America 9.3 1889
Trichomycterus itacambirussu South America 7.4 SL 2004
Trichomycterus itacarambiensis South America 8.3 SL 1996
Trichomycterus itatiayae South America 19.7 SL 1906
Trichomycterus jacupiranga South America 2005
Trichomycterus jequitinhonhae South America 8.4 SL 2004
Trichomycterus kankuamo South America 5.9 SL 2016
Trichomycterus knerii South America 15.5 1882
Trichomycterus landinga South America 4.3 SL 2004
Trichomycterus latidens South America 5.3 1917
Trichomycterus latistriatus South America 4.6 1917
Trichomycterus laucaensis South America 14.1 1983
Trichomycterus lewi South America 2003
Trichomycterus longibarbatus South America 5.8 1992
Trichomycterus macrophthalmus South America 6 SL 2012
Trichomycterus macrotrichopterus South America 2010
Trichomycterus maculosus South America 7.7 SL 2010
Trichomycterus maldonadoi South America 2011
Trichomycterus manaurensis South America 6.2 SL 2016
Trichomycterus maracaiboensis South America 4.4 1944
Trichomycterus maracaya Margay pencil catfish South America 5.1 SL 2004
Trichomycterus mariamole South America 2010
Trichomycterus mboycy South America 12.6 SL 2004
Trichomycterus megantoni Trichomycterus meganto 10.1 SL 2007
Trichomycterus meridae South America 9.9 1903
Trichomycterus migrans South America 4.2 NG 1960
Trichomycterus mimonha South America 7.8 1992
Trichomycterus mimosensis South America 5.4 SL 2013
Trichomycterus minus South America 7.5 SL 2012
Trichomycterus mirissumba South America 6.0 1992
Trichomycterus mondolfi South America 6.1 1945
Trichomycterus montesi South America 11.1 SL 2016
Trichomycterus motatanensis South America 7.1 1944
Trichomycterus naipi South America 12.2 SL 2004
Trichomycterus nietoi South America 15.8 SL 2014
Trichomycterus nigricans South America 8.9 1832
Trichomycterus nigroauratus South America 7.3 SL 2008
Trichomycterus nigromaculatus South America 16.5 1887
Trichomycterus novalimensis South America 2010
Trichomycterus ocanaensis South America 5.2 SL 2011
Trichomycterus oroyae South America 1889
Trichomycterus pantherinus South America 7.0 SL 2004
Trichomycterus paolence South America 6.8 1917
Trichomycterus papilliferus South America 12.7 SL 2004
Trichomycterus paquequerense South America 6.8 SL 1943
Trichomycterus pauciradiatus South America 5.2 SL 2006
Trichomycterus payaya South America 3.7 SL 2011
Trichomycterus perkos South America 2012
Trichomycterus pirabitira South America 7.7 SL 2012
Trichomycterus piratymbara South America 2013
Trichomycterus piurae South America 10.1 SL 1922
Trichomycterus plumbeus South America 8.2 SL 2004
Trichomycterus poikilos South America 9.3 SL 2013
Trichomycterus potschi South America 8.1 SL 2003
Trichomycterus pradensis South America 11.2 SL 2005
Trichomycterus pseudosilvinichthys South America 6.7 SL 2004
Trichomycterus punctatissimus South America 28 TL 1855
Trichomycterus punctulatus South America 14.8 SL 1846
Trichomycterus puriventris South America 8.0 SL 2012
Trichomycterus ramosus South America 6.7 SL 2000
Trichomycterus regani South America 5.5 1917
Trichomycterus reinhardti South America 6.5 1917
Trichomycterus retropinnis South America 8 TL 1903
Trichomycterus riojanus South America 8.5 1897
Trichomycterus rivulatus South America 37.4 TL 1846



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