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Species Callidium violaceum - Violet Tanbark Beetle

Metallic Blue Beetle. - Callidium violaceum Metallic Blue Beetle. - Callidium violaceum Metallic Blue Beetle. - Callidium violaceum Blueish Purple Beetle - Callidium violaceum Unknown Bark Beetle? - Callidium violaceum - female Callidium violaceum Callidium violaceum Callidium violaceum
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 Chrysomeloidea (Long-horned and Leaf Beetles)
Family Cerambycidae (Long-horned Beetles)
Subfamily Cerambycinae
Tribe Callidiini
Genus Callidium
Species violaceum (Violet Tanbark Beetle)
Synonyms and other taxonomic changes
=janthinum LeConte; may be synonymous with C. testaceum (R.A. Haack, pers. comm. to =v=)
Explanation of Names
Callidium violaceum (Linnaeus 1758)
extremely variable: 8-18 mm in the native range[9-15 mm in NA per(1)]
often considered as native to the Palaearctic, adventive in NA (ne. US & ajacent Canada)(1)(2)(3); other treat it as holarctic (i.e., native to NA)(4)
under bark of dry conifers(1)
NB: not mentioned in(5)(6)
Internet References
Works Cited
1.Field Guide to Northeastern Longhorned Beetles (Coleoptera: Cerambycidae)
Douglas Yanega. 1996. Illinois Natural History Survey.
2.Diversity of non-native terrestrial arthropods on woody plants in Canada
Langor D.W., DeHaas L., Foottit R.G. 2009. Biological Invasions 11(1): 5-19.
3.Distributional and host records of Cerambycidae (Coleoptera) associated with Cupressaceae in New England,New York, and New Jersy
Maier C.T. . 2009. Proceedings of the Entomological Society of Washington 111(2): 438-453.
4.New World Cerambycidae Catalog
5.Guide to insect borers in North American broadleaf trees and shrubs
Solomon, J.D. 1995. USDA Forest Service Agriculture Handbook. 735 pp.
6.Exotic bark- and wood-boring Coleoptera in the United States: recent establishments and interceptions
Haack R.A. 2006. Can. J. For. Res. 36(2): 269–288.