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Genus Ditylus

large beetle - Ditylus caeruleus Beach Beetle - Ditylus quadricollis Ditylus quadricollis? - Ditylus quadricollis Ditylus gracilis Ditylus quadricollis Stictoleptura sp. maybe - Ditylus quadricollis Longhorned beetle? - Ditylus Ditylus.... - Ditylus
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 Cucujiformia)
Superfamily Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
Family Oedemeridae (False Blister Beetles)
Subfamily Oedemerinae
Tribe Ditylini
Genus Ditylus
Explanation of Names
Ditylus Fischer 1817
Numbers
3 spp. in our area(1), 8 total
Identification
key to spp. in(2)
Range
mostly holarctic (esp. E. Asia)(3); in NA, 2 western spp. (AK-CA) + one eastern (ON-NY-MN)(1)
Habitat
larvae in old wet conifer logs, adults seen over swampy grounds running and under wet logs, also on flowers(1)
Season
adults active May-Aug(1)
Life Cycle
larval stage may take up to 3 yrs.; adults overwinter in pupal cells(1)
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.A revision of the Nearctic Oedemeridae (Coleoptera)
Arnett R.H., Jr. 1951. American Midland Naturalist 45: 257-391.
3.Coleoptera, Beetles; Morphology and Systematics vol. 2
Richard A.B. Leschen, Rolf G. Beutel and John F. Lawrence. 2010. De Gruyter.