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Family Trachypachidae - False Ground Beetles

Trachypachidae - Trachypachus holmbergi - Trachypachus inermis Shiny Ground Beetle - Trachypachus Trachypachus holmbergi - Trachypachus inermis Trachypachus - Trachypachus inermis Trachypachus inermis False Ground Beetle - Trachypachus inermis I am thinking/hoping this is a Trachypachidae - Trachypachus Trachypachus gibbsi - Trachypachus gibbsii
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga
Family Trachypachidae (False Ground Beetles)
Explanation of Names
Trachypachidae Thomson 1857
Numbers
3 spp. in a single genus in NA, 6 spp. in 2 genera total(1)(2)
Identification
similar to Carabidae, but antennae not densely pubescent and metacoxae extend to elytral margins(1); larvae lack a ligula(3)
species descriptions in(3)
Range
one genus northern holarctic (w. NA & n. Eurasia), another in Chile(2)
Habitat
Usually leaf litter in forested areas(1)
Food
Predators/scavengers(1)
Works Cited
1.American Beetles, Volume I: Archostemata, Myxophaga, Adephaga, Polyphaga: Staphyliniformia
Arnett, R.H., Jr., and M. C. Thomas. (eds.). 2000. CRC Press LLC, Boca Raton, FL.
2.Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico
Bousquet Y. 2012. ZooKeys 245: 1–1722.
3.The ground-beetles (Carabidae, excl. Cicindelinae) of Canada and Alaska, parts 1—6
C.H. Lindroth. 1961. Opuscula Entomologica Supplementa XX, XXIV, XXIX, XXXIII, XXXIV, XXXV.