Trechini



Trechini is a large tribe of ground beetles in the family Carabidae. There are more than 270 genera and over 2,400 described species in Trechini, found throughout the world.

The ground beetles of this tribe are small, typically less than 5 mm in length and sometimes 1 mm or less. They occur in a wide variety of habitats on every continent except Antarctica. Though the extinct genus Antarctotrechus indicates that they were formerly present on that continent.

Genera
These genera belong to the tribe Trechini:


 * Subtribe Aepina Fowler, 1887
 * Aepopsis Jeannel, 1922
 * Aepus Leach in Samouelle, 1819
 * Kenodactylus Broun, 1909
 * Kiwitrechus Larochelle & Larivière, 2007
 * Maoritrechus Brookes, 1932
 * Neanops Britton, 1962
 * Oarotrechus Townsend, 2010
 * Temnostega Enderlein, 1905
 * Thalassobius Solier, 1849
 * Waiputrechus Townsend, 2010


 * Subtribe Perileptina Sloane, 1903
 * Apoplotrechus Alluaud, 1915
 * Neoblemus Jeannel, 1923
 * Perileptus Schaum, 1860


 * Subtribe Trechina Bonelli, 1810
 * Accoella Ueno, 1990
 * Acheroniotes Lohaj & Lakota, 2010
 * Adriaphaenops Noesske, 1928
 * Aepiblemus Belousov & Kabak, 1993
 * Agonotrechus Jeannel, 1923
 * Agostinia Jeannel, 1928
 * Alanorites Belousov, 1998
 * Albanotrechus Casale & V.B.Gueorguiev, 1994
 * Allegrettia Jeannel, 1928
 * Allotrechiama Ueno, 1970
 * Ameroduvalius Valentine, 1952
 * Anchotrechus Jeannel, 1927
 * Andinorites Mateu & Belles, 1980
 * Andinotrechus Mateu, 1981
 * Anillidius Jeannel, 1928
 * Anophthalmus Sturm, 1844
 * Aphaenopidius G.Müller, 1913
 * Aphaenops Bonvouloir, 1862
 * Aphaenopsis G.Müller, 1913
 * Apocimmerites Belousov, 1998
 * Apoduvalius Jeannel, 1953
 * Aputrechisibus Trezzi, 2007
 * Arctaphaenops Meixner, 1925
 * Aspidaphaenops Ueno, 2006
 * Austrotrechus B.Moore, 1972
 * Awatrechus Ueno, 1955
 * Balazucellus Deuve, 2001
 * Bathytrechus Ueno, 2005
 * Beronaphaenops B.V.Gueorguiev, 2012
 * Birmaphaenops Deuve, 2017
 * Blemus Dejean, 1821
 * Boldoriella Jeannel, 1928
 * Boreaphaenops Ueno, 2002
 * Bothynotrechus B.Moore, 1972
 * Casaleaphaenops Tian; Huang & Ma, 2021
 * Cathaiaphaenops Deuve, 1996
 * Caucasaphaenops Belousov, 1999
 * Caucasorites Belousov & Zamotajlov, 1997
 * Chaetoduvalius Jeannel, 1928
 * Chaetotrechiama Ueno, 1982
 * Chiapadytes Vigna Taglianti, 1977
 * Chu Tian & He, 2020
 * Cimbrodytes Piva, 2021
 * Cimmerites Jeannel, 1928
 * Cimmeritodes Deuve, 1996
 * Ckacus Tian & Huang, 2021
 * Columbitrechus Mateu, 1982
 * Coreoblemus Ueno, 1969
 * Croatotrechus Casale & Jalzic, 1999
 * Dabatrechus Ueno, 2004
 * Dactylotrechus Belousov & Kabak, 2003
 * Daiconotrechus Ueno, 1971
 * Dalmataphaenops Monguzzi, 1993
 * Darlingtonea Valentine, 1952
 * Derossiella Queinnec, 2008
 * Deuveaphaenops Tian & Huang, 2017
 * Dianotrechus Tian, 2016
 * Doderotrechus Vigna Taglianti, 1968
 * Dongoblemus Deuve & Tian, 2016
 * Dongodytes Deuve, 1993
 * Dracotrechus Ueno, 2010
 * Duvalioblemus Deuve, 1995
 * Duvaliomimus Jeannel, 1928
 * Duvaliopsis Jeannel, 1928
 * Duvalius Delarouzée, 1859
 * Eocnides Jeannel, 1954
 * Epaphiopsis Ueno, 1953
 * Epaphiotrechus Deuve & Kavanaugh, 2016
 * Epaphius Leach in Samouelle, 1819
 * Erebotrechus Britton, 1964
 * Escolatrechus Mateu, 2003
 * Eutrechopsis B.Moore, 1972
 * Eutrechus B.Moore, 1972
 * Geotrechus Jeannel, 1919
 * Giraffaphaenops Deuve, 2002
 * Glabroduvalius Vrbica; Curcic; Antic & Curcic, 2013
 * Goedetrechus B.Moore, 1972
 * Gotoblemus Ueno, 1970
 * Graciliblemus Deuve & Tian, 2016
 * Guatemalatrechus Trezzi, 2003
 * Guiaphaenops Deuve, 2002
 * Guizhaphaenops Vigna Taglianti, 1997
 * Guizhaphaenopsoides Tian; Huang & Li, 2021
 * Gulaphaenops Ueno, 1987
 * Himalaphaenops Ueno, 1980
 * Himalotrechus Belousov; Kabak & J.Schmidt, 2019
 * Homaloderodes Jeannel, 1962
 * Huoyanodytes Tian & Huang, 2016
 * Iberotrechus Jeannel, 1920
 * Iga Ueno, 1953
 * Incatrechus Mateu & Belles, 1982
 * Inotrechus Dolzhanski & Ljovushkin, 1989
 * Ishidatrechus Ueno, 1956
 * Ishikawatrechus Habu, 1950
 * Italaphaenops Ghidini, 1964
 * Iyotrechus Ueno & Naito, 2009
 * Jalzicaphaenops Lohaj & Lakota, 2010
 * Jeannelius Kurnakov, 1959
 * Jiangxiaphaenops Ueno & Clarke, 2007
 * Jiulongotrechus Tian; Huang & Wang, 2015
 * Junaphaenops Ueno, 1997
 * Junnanotrechus Ueno & Yin, 1993
 * Kettlotrechus Townsend, 2010
 * Kosswigia Jeannel, 1947
 * Kozlovites Jeannel, 1935
 * Kupetrechus Larochelle & Larivière, 2007
 * Kurasawatrechus Yoshida & Nomura, 1952
 * Kusumia Ueno, 1952
 * Lanxangaphaenops Deuve, 2012
 * Laoblemus Ueno, 2006
 * Laosaphaenops Deuve, 2000
 * Lessinodytes Vigna Taglianti, 1982
 * Libotrechus Ueno, 1998
 * Luoxiaotrechus Tian & Yin, 2013
 * Luyatrechus M.Etonti & Mateu, 2000
 * Luzonotrechus Ueno, 1979
 * Mamesdytes Trezzi, 2003
 * Masuzoa Ueno, 1960
 * Masuzonoblemus Ueno, 1989
 * Mayaphaenops Vigna Taglianti, 1977
 * Meganophthalmus Kurnakov, 1959
 * Mexaphaenops Bolivar y Pieltain, 1942
 * Mexitrechus Barr, 1982
 * Miaotrechus Tian; Chen & Ma, 2020
 * Microblemus Ueno, 2007
 * Mimanillus B.Moore, 1972
 * Mimotrechus B.Moore, 1972
 * Minimaphaenops Deuve, 2000
 * Minosaphaenops Queinnec, 2008
 * Minutotrechus Deuve & Kavanaugh, 2016
 * Nannotrechus Winkler, 1926
 * Nanotrechiama Belousov & Kabak, 2018
 * Neaphaenops Jeannel, 1920
 * Nelsonites Valentine, 1952
 * Neotrechus G.Müller, 1913
 * Nesaeoduvalius Casale & Giachino, 2016
 * Nesiotrechus Ueno, 1995
 * Nipponaphaenops Ueno, 1971
 * Nototrechus B.Moore, 1972
 * Nunbergites Pawlowski & Stachowiak, 1991
 * Omalodera Blanchard, 1842
 * Oodinotrechus Ueno, 1998
 * Oroblemites Ueno & Pawlowski, 1981
 * Oroblemus Ueno & Yoshida, 1966
 * Orotrechus G.Müller, 1913
 * Oxytrechus Jeannel, 1927
 * Panaphaenops Tian; Huang & Ma, 2021
 * Paracimmerites Belousov, 1998
 * Paraphaenops Jeannel, 1916
 * Paratrechiotes Ueno, 1995
 * Paratrechus Jeannel, 1920
 * Petraphaenops Delic; Kapla & Colla, 2019
 * Pheggomisetes Knirsch, 1923
 * Pilosaphaenops Deuve & Tian, 2008
 * Plesioaphaenops Deuve & Tian, 2011
 * Pogonoschema Jeannel, 1927
 * Pontodytes Casale & Giachino, 1989
 * Porocimmerites Belousov, 1998
 * Protrechiama Belousov & Kabak, 2003
 * Pseudanophthalmus Jeannel, 1920
 * Pseudaphaenops Winkler, 1912
 * Pseudocnides Jeannel, 1927
 * Pseudotrechisibus Mateu & Belles, 1982
 * Puertrechus Belousov & Kabak, 2014
 * Putzeysius Jeannel, 1962
 * Qianaphaenops Ueno, 2000
 * Qianotrechus Ueno, 2000
 * Queinnectrechus Deuve, 1992
 * Rakantrechus Ueno, 1951
 * Ryugadous Habu, 1950
 * Sardaphaenops Cerruti & Henrot, 1956
 * Satotrechus Ueno, 2006
 * Sbordoniella Vigna Taglianti, 1980
 * Scotoplanetes Absolon, 1913
 * Scototrechus Britton, 1962
 * Shenaphaenops Ueno, 1999
 * Shennongotrechus Ueno, 2004
 * Shenoblemus Tian & Fang, 2020
 * Shilinotrechus Ueno, 2003
 * Shiqianaphaenops Tian, 2016
 * Shuangheaphaenops Tian, 2017
 * Shuaphaenops Ueno, 1999
 * Sichuanotrechus Deuve, 2005
 * Sidublemus Tian & Yin, 2013
 * Sinaphaenops Ueno & Wang, 1991
 * Sinocimmerites Deuve, 2007
 * Sinotrechiama Ueno, 2000
 * Sinotroglodytes Deuve, 1996
 * Sloanella Jeannel, 1927
 * Speotrechus Jeannel, 1922
 * Stevensius Jeannel, 1923
 * Stygiotrechus Ueno, 1958
 * Subilsia Español, 1967
 * Sumatrechus Deuve, 2005
 * Superbotrechus Deuve & Tian, 2009
 * Suzuka Ueno, 1956
 * Taiwanotrechus Ueno, 1987
 * Taniatrechus Belousov & Dolzhanski, 1994
 * Tasmanorites Jeannel, 1927
 * Tasmanotrechus B.Moore, 1972
 * Taurocimmerites Belousov, 1998
 * Thalassoduvalius Ueno, 1956
 * Tianeotrechus Tian & Tang, 2016
 * Tianzhuaphaenops Zhao & Tian, 2016
 * Tienmutrechus Suenson, 1957
 * Tonkinaphaenops Deuve, 2013
 * Toshiaphaenops Ueno, 1999
 * Trechepaphiama Deuve & Kavanaugh, 2016
 * Trechepaphiopsis Deuve & Kavanaugh, 2016
 * Trechiama Jeannel, 1927
 * Trechiamiotes Deuve, 1998
 * Trechicomimus Mateu & Nègre, 1972
 * Trechiella Jeannel, 1927
 * Trechimorphus Jeannel, 1927
 * Trechinotus Jeannel, 1962
 * Trechiotes Jeannel, 1954
 * Trechisibus Motschulsky, 1862
 * Trechistus B.Moore, 1972
 * Trechoblemus Ganglbauer, 1891
 * Trechus Clairville, 1806
 * Trichaphaenops Jeannel, 1916
 * Troglocimmerites Ljovuschkin, 1970
 * Tropidotrechus Jeannel, 1927
 * Typhlotrechus G.Müller, 1913
 * Uenoaphaenops Tian & He, 2020
 * Uenoites Belousov & Kabak, 2016
 * Uenotrechus Deuve & Tian, 1999
 * Ushijimaella Ueno, 1980
 * Velebitaphaenops Casale & Jalzic, 2012
 * Velesaphaenops S.Curcic et al., 2018
 * Vietotrechus Ueno, 1995
 * Wanhuaphaenops Tian & Wang, 2016
 * Wanoblemus Tian & Fang, 2016
 * Wulongoblemus Ueno, 2007
 * Xenotrechus Barr & Krekeler, 1967
 * Xiangxius Tian; Huang & Li, 2021
 * Xuedytes Tian & Huang, 2017
 * Yalongaphaenops Belousov & Kabak, 2021
 * Yamautidius Ueno, 1957
 * Yanzaphaenops Ueno, 2010
 * Yunotrechus Tian & Huang, 2014
 * Zhijinaphaenops Ueno & Ran, 2002


 * Subtribe Trechodina Jeannel, 1926
 * Amblystogenium Enderlein, 1905
 * Canarobius Machado, 1987
 * Cnides Motschulsky, 1862
 * Cothresia Jeannel, 1964
 * Cyphotrechodes Jeannel, 1926
 * Eotrechodes Ueno; Lafer & Sundukov, 1995
 * Himalotrechodes Ueno, 1981
 * Iberotrechodes Faille et al., 2021
 * Pachydesus Motschulsky, 1864
 * Pachytrechodes Jeannel, 1960
 * Paratrechodes Jeannel, 1926
 * Scaurotrechodes Geginat, 2006
 * Spelaeovulcania Machado, 1987
 * Sporades Fauvel, 1882
 * Thalassophilus Wollaston, 1854
 * Trechobembix Jeannel, 1926
 * Trechodes Blackburn, 1901
 * Trechosia Jeannel, 1926
 * Trechosiella Jeannel, 1960


 * Not placed in a subtribe
 * †Antarctotrechus Ashworth & Erwin, 2016
 * †Trechinites Heer, 1862
 * †Trechoides Motschulsky, 1856