| | Trechus Clairville, 1806 | accepted | genus | Animalia > ... > Carabidae |
| | Trechus | accepted | subgenus | Animalia > ... > Carabidae |
| | Trechus (Arabotrechus) Mateu, 1990 | accepted | subgenus | Animalia > ... > Carabidae |
| | Trechus (Atlantotrechus) Lompe, 1999 | accepted | subgenus | Animalia > ... > Carabidae |
| | Trechus (Elgonophyes) Jeannel, 1954 | accepted | subgenus | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) Jeannel, 1954 | accepted | subgenus | Animalia > ... > Carabidae |
| | Trechus (Meruitrechus) Jeannel, 1960 | accepted | subgenus | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) Jeannel, 1927 | accepted | subgenus | Animalia > ... > Carabidae |
| | Trechus (Setitrechus) Deuve, 2005 | accepted | subgenus | Animalia > ... > Carabidae |
| | Trechus (Trechus) Clairville, 1806 | accepted | subgenus | Animalia > ... > Carabidae |
| | Trechus (Anophthalmus) ajdovskanus G.Müller, 1913 unavailable name | synonym of Anophthalmus aidovskanus (Ganglbauer in G.Müller, 1913) | species | Animalia > ... > Carabidae |
| | Trechus (Arabotrechus) rougemontiellus Belousov, 2017 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Atlantotrechus) cautus Wollaston, 1854 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Duvalius) carantii (Sella, 1874) | synonym of Duvalius (Duvalius) carantii (Sella, 1874) | species | Animalia > ... > Carabidae |
| | Trechus (Elgonophyes) leleupi Jeannel, 1954 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) amblygonus Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) compsus Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) cryobius Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) cyclomus Jeannel, 1954 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) enoploides Jeannel, 1954 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) enoplus Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) hylonomellus Lorenz, 1998 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) lampros Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) metrius Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) nannus Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) oligophthalmus Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) oodes Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) phaeocerus Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Elgonotrechus) promeces Jeannel, 1935 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Meruitrechus) basilewskyi Jeannel, 1960 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Meruitrechus) sjostedti Alluaud, 1927 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) aduncus Barr, 1962 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) balsamensis Barr, 1962 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) barberi (Jeannel, 1931) | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) bowlingi Barr, 1962 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) cheoahensis Donabauer, 2005 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) clingmanensis Donabauer, 2005 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) coweensis Barr, 1979 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) haoe Barr, 1979 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) haoeleadensis Donabauer, 2005 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) howellae Barr, 1979 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) inexpectatus Barr, 1985 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) luculentus Barr, 1962 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) nantahalae Barr, 1979 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) nebulosus Barr, 1962 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) novaculosus Barr, 1962 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) pisgahensis Barr, 1979 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) plottbalsamensis Donabauer, 2005 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) pseudobarberi Donabauer, 2009 | accepted | species | Animalia > ... > Carabidae |
| | Trechus (Microtrechus) pseudonovaculosus Donabauer, 2005 | accepted | species | Animalia > ... > Carabidae |
