Blemus discus (Fabricius, 1792)
Male adult
length: 4,5-5,5 mm
Italia, L. die Cavazzo
leg. Budberg, 1961, det. U.Schmidt, 1987
Foto: U.Schmidt, 2008
Copyright © U.Schmidt

Trechus (Microtrechus) tuckaleechee Barr, 1962
Male adult
Great Smoky Mountains National Park
Copyright © Igor Sokolov

Trechus (Trechus) quadristriatus (Schrank, 1781)
Female adult
length: 3,5-4,5 mm
Germania, Bayern, Oberfranken, Kulmbach
leg.det. U.Schmidt, 1976
Photo: U.Schmidt, 2008
Copyright © U.Schmidt

Trechus (Trechus) apicalis Motschulsky, 1845b: 347
Male adult
Canada
Photo of Henri Goulet
Copyright © Henri Goulet

Pseudanophthalmus ciliaris orlindae Barr, 1959 Paratype
Female adult
Kent. VI.25.1957, Cook Cave, nr. Adairville, Logan Co., TC Barr. Type N 4260: 2 (MZLU)
Copyright © Lund University

Trechus (Trechus) tenuiscapus Lindroth, 1961
Male adult
along the Bristelcone Pine trail, 2300m , GBNP (EMEC344626), Nevada, Great Basin National Park. 4.9 mm
Copyright © Kipling W. Will

Neaphaenops tellkampfii (Erichson, 1844)
Male adult
Kentucky, Barren Co., Downer's (=Johnson's) Cave, SW Cave City, Sept 27 1949m Jones, Valentine and Royer (Collection R. Sciaky)
Copyright © Riccardo Sciaky

Darlingtonea kentuckensis Valentine, 1952
Male adult
Indian Cave (Ky.), 26.VIII.46, H.H. Leg. (Collection R. Sciaky)
Copyright © Riccardo Sciaky

Pseudanophthalmus engelhardti (Barber, 1928)
Male adult
Creative Commons CC-BY 3.0
Copyright © David Maddison

Trechus (Trechus) humboldti Vandyke, 1945
Female adult
Creative Commons CC-BY 3.0
Copyright © David Maddison

Xenotrechus denticollis Barr & Krekeler, 1967
Male adult
Creative Commons CC-BY 3.0
Copyright © David Maddison

Trechus (Trechus) santaluciaensis Donabauer, 2014 Paratype
Male adult
Monterey County, Big Sur, 28.IV.2013, leg. M. Donabauer; Image from Donabauer, 2014
Copyright © - - -

Trechus (Trechus) conformis Jeannel, 1927
Male adult
Gualale, near campground at Gualale river, 2.V.2013, leg. M. Donabauer. Image from Donabauer, 2014
Copyright © - - -

Trechus (Trechus) ovipennis Motschulsky, 1845
Male adult
E of Eureka, Elk River, 4.V.2013, leg. M. Donabauer; Image from Donabauer, 2014
Copyright © - - -

Trechus (Trechus) humboldti Vandyke, 1945
Male adult
Image from Donabauer, 2014
Copyright © - - -

Trechus (Trechus) chalybeus Dejean, 1831
Male adult
Image from Donabauer, 2014
Copyright © - - -

Darlingtonea kentuckensis Valentine, 1952
Male adult
Kentucky, Pulaski Co., 10mi NE Somerset, stab, Taylor Cave, west bank Buck Creek 10.11.1949, Valentine, Jones & Diamond (cAA).
Copyright © Alexander Anichtchenko

Trechus (Trechus) apicalis Motschulsky, 1845b: 347
Female adult
South Primorye, Yakovlevsky district, 2 km SW of Beltsovo, right tributary of the Molchanov stream, h=270 44°49'01"N 133°32'55"E 19.V.2025 leg. K.Makarov L=4.0 mm
Copyright © Kirill Makarov

Trechus (Trechus) apicalis Motschulsky, 1845b: 347
Male adult
South Primorye, Yakovlevsky district, 2 km SW of Beltsovo, right tributary of the Molchanov stream, h=270 44°49'01"N 133°32'55"E 19.V.2025 leg. K.Makarov L=4.2 mm
Copyright © Kirill Makarov