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Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

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Genus Monarthrum

Scolytinae - Monarthrum mali Monarthrum - Monarthrum mali - female Monarthrum mali? - Monarthrum mali beetle - Monarthrum beetle - Monarthrum Monarthrum scutellare - male Beetle - Monarthrum mali Monarthrum
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 Curculionoidea (Snout and Bark Beetles)
Family Curculionidae (Snout and Bark Beetles)
Subfamily Scolytinae (Bark and Ambrosia Beetles)
Tribe Scolytini (Typical Bark Beetles)
Subtribe Corthylina
Genus Monarthrum
Explanation of Names
Monarthrum Kirsch 1866
'one-segmented' (refers to the antennal club)
5 spp. in our area, >130 total(1)
1.4–4.8 mm(1)
US to Argentina(1); in our area, 2 spp. are chiefly eastern (M. fasciatum MA-WI-IA-TX-FL, Mexico; M. mali, ME-ON-MN-IA-TX-FL, BC, CA, Mexico(2)); other 3, western(3)
Attack logs and boles of dying hardwoods, esp. oaks(3)
Internet References
Works Cited
1.Mercado J.E. (2011) Bark beetle genera of the United States
2.Atkinson T.H. (200_-2014) Bark and ambrosia beetles
3.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.