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Fall Fund Drive


Genus Bitoma

Bitoma quadriguttata - Bitoma crenata Bitoma vittata Schaeffer - Bitoma vittata Cylindrical bark beetle - Bitoma quadriguttata Bitoma sp.? - Bitoma crenata Ironclad 1 - Bitoma quadricollis Bitoma quadriguttata (Say) - Bitoma quadriguttata Bitoma crenata West - Bitoma crenata Dollywood beetle C - Bitoma quadricollis
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 Zopheridae (Ironclad Beetles)
Subfamily Colydiinae (Cylindrical Bark Beetles)
Tribe Synchitini
Genus Bitoma
Synonyms and other taxonomic changes
in great need of revision(1)
Explanation of Names
Bitoma Herbst 1793
14 spp. (incl. 2 adventive) in our area(2), ~30 in the New World(3), >100 worldwide(1)
2.5-3.5 mm
key to species in(4)
in our area, more diverse towards the south; 8 spp. are eastern (brevipes, carinata, crenata, discolor, granulata, pinicola, quadricollis, quadriguttata), 6 spp., western(2)
mostly under bark (sometimes in great numbers), also in injured/dead cacti or agave/yucca plants, in the nest piles of packrats, in flood debris; adults come to lights(2)(1)
Internet References
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.Lord N.P., Nearns E.H., Miller K.B. (2011-2013) Ironclad ID
3.Colydiine genera (Coleoptera: Zopheridae: Colydiinae) of the New World: A key and nomenclatural acts 30 Years in the making.
Ivie, M.A., N.P. Lord, I.A. Foley and S.A. Ślipiński. 2016. The Coleopterists Bulletin 70(4): 755–788.
4.The Bothrideridae and Colydiidae of America north of Mexico (Coleoptera: Clavicornia and Heteromera)
Stephan K.H. 1989. Florida Dept. of Agriculture and Consumer Services, Division of Plant Industry. xii, 65 p.