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Family Omethidae - False Soldier Beetles

Troglomethes leechi Wittmer - Troglomethes leechi Ginglymocladus luteicollis Van Dyke - Ginglymocladus luteicollis - male Red Beetle - Matheteus theveneti Red Beetle - Matheteus theveneti Cantharid-like beetle - Troglomethes oregonensis Ginglymocladus discoidea Malthomethes oregonus, live photos - Malthomethes oregonus Malthomethes oregonus, live photos - Malthomethes oregonus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Elateriformia)
Superfamily Elateroidea (Click, Firefly and Soldier Beetles)
Family Omethidae (False Soldier Beetles)
Explanation of Names
Omethidae LeConte 1861
Numbers
10 spp. in 7 genera of 2 subfamilies in our area, >30 spp. in 8 genera of 3 subfamilies worldwide (Driloninae, with >20 spp. in a single genus, is Oriental)(1)
Identification
Labrum distinct and sclerotized; abdomen lacking paired glandular openings on tergites; both tarsomeres 3 and 4 with bifid ventral lobes.
Range
except for one Oriental genus and the Holarctic Omethus (1 sp. in e. US + 1 sp. in Japan), the rest are endemic to NA, with Blatchleya known from OH-IN-TN and 5 genera restricted to the Pacific states (CA-OR)(1)
Habitat
mostly taken from foliage during the day; some in forest litter(1)
Remarks
rarely encountered; biology, incl. feeding habits, is barely known(1)
Internet References
Works Cited
1.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.
2.Lawrence J.F., et al. (2000-2005) Elateriformia (Coleoptera): descriptions, illustrations, identification...