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For Insects, Spiders & Their Kin
For the United States & Canada

Species Isorhipis obliqua

Isorhipis obliqua (Say) - Isorhipis obliqua - male - female  Isorhipis obliqua? - Isorhipis obliqua - male - female Isoriphis obliqua - Isorhipis obliqua - male False Click Beetle (Isorhipis obliqua?) - Isorhipis obliqua Beetle- False Click? - Isorhipis obliqua - female Elaterid? - Isorhipis obliqua Beetle - Isorhipis obliqua Pennsylvania Beetle for ID - Elaterid - Isorhipis obliqua
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 Eucnemidae (False Click Beetles)
Subfamily Melasinae
Tribe Melasini
Genus Isorhipis
Species obliqua (Isorhipis obliqua)
Explanation of Names
Isorhipis obliqua (Say)
5-10 mm(1)
Elongate, narrow, bicolored. Head, pronotum, underside mostly dark brown or black, appendages lighter. Antennomeres 4-10 flabellate in male, serrate in female. Pronotum with narrow groove limited to basal half. Elytra with distinct and punctate rows, yellowish with sides and tips dark brown. (2)
e. NA (QC to GA-AR-TX)(3)
Larvae develop in dry, hard heartwood of decaying hardwoods(2)
Adults active in summer(2)
Hosts: various deciduous trees (Acer, Betula, Cornus, Fagus, Platanus), mainly in decaying soft wood(3)
Internet References
Works Cited
1.Coleoptera species pages developed for the GSMNP project
2.Beetles of Eastern North America
Arthur V. Evans. 2014. Princeton University Press.
3.A revision of the Nearctic Eucnemidae
Muona J. 2000. Acta Zoologica Fennica 212: 1-106.