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Genus Deltometopus

Deltometopus amoenicornis Deltometopus amoenicornis - female Eucnemid - Deltometopus amoenicornis tiny click beetle - Deltometopus amoenicornis Beetle - Deltometopus amoenicornis Small click beetle - Deltometopus amoenicornis Small Comb Antenna Black False Click Beetle - Anterior Dorsal  - Deltometopus amoenicornis - male False Click Beetle Eucnemidae  - Deltometopus amoenicornis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Elateriformia)
Superfamily Elateroidea
Family Eucnemidae (False Click Beetles)
Subfamily Macraulacinae
Tribe Macraulacini
Genus Deltometopus
Explanation of Names
Deltometopus Bonvouloir 1871
Numbers
2 spp. in our area, 10 total
Size
3.0-5.0 mm
Identification
The group can be identified by it basally widened lateral antennal grooves and cuneiform shape of its body.
Pronotal microsculpture weak, intervals ridge-like between punctures.....................D. barnowskii Muona
Pronotal microsculpture strong, intervals well-developed...............................D. amoenicornis (Say)
Range
New World, mostly Neotropical; in our area, one species across e. NA, another in AZ-NM
Habitat
Largely found in forested areas.
Season
May-Aug(1)
Print References
Muona, J. 2000. A Revision of the Nearctic Eucnemidae. Acta Zoologica Fennica. 212: 106 pp.
Otto, R.L. 2012. Eucnemid Larvae of the Nearctic Region. Part II: Description of the Mature Larva of Deltometopus amoenicornis (Say, 1836) (Coleoptera: Eucnemidae: Macraulacinae: Macraulacini), with Notes on Its Biology. The Coleopterists Bulletin 66(3): 285-288.