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Genus Corthylus

Bark beetle - Corthylus - male Bark beetle - Corthylus - male Corthylus? - Corthylus Scolytin - Corthylus columbianus Corthylus punctatissimus (Zimmermann) - Corthylus punctatissimus Anisandrus dispar? - Corthylus columbianus Anisandrus dispar? - Corthylus columbianus ambrosia beetle - Corthylus punctatissimus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Curculionoidea
Family Curculionidae (Snout and Bark Beetles)
Subfamily Scolytinae (Bark and Ambrosia Beetles)
Tribe Corthylini
Subtribe Corthylina
Genus Corthylus
Explanation of Names
Corthylus Erichson 1836
Numbers
5 spp. in our area, ~120 total(1)(2)
Size
1.2–4.3 mm(1)
Range
Canada to Argentina(1); in our area, east of the Rockies(3)
Food
A variety of arrangements:(3)
C. columbianus Hopkins –- on xylem living maple (Acer, Aceraceae) and other trees (oak, sycamore)
C. papulans Eichhoff –- on small branches of various
C. punctatissimus (Zimmermann) –- on sapling trees (esp. maple) close to the ground
Internet References