Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Genus Ditylus

Ditylus gracilis Beetle - Ditylus quadricollis Ditylus quadricollis? - Ditylus quadricollis Long-horned Beetle? - Ditylus Unknown Beetle - Ditylus quadricollis Longhorned beetle? - Ditylus Ditylus quadricollis? - Ditylus quadricollis Cerambycidae - Ditylus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Tenebrionoidea
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.