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Species Tribolium castaneum - Red Flour Beetle

Tenebrionidae, head - Tribolium castaneum Tenebrionidae; head, dorsal - Tribolium castaneum powderpost beetles? - Tribolium castaneum powderpost beetles? - Tribolium castaneum Red Flour Beetle? - Tribolium castaneum Red Flour Beetle? - Tribolium castaneum Small beetle - Tribolium castaneum Platytomus? - Tribolium castaneum
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Tenebrionoidea
Family Tenebrionidae (Darkling Beetles)
Subfamily Tenebrioninae
Tribe Triboliini
Genus Tribolium (Flour Beetles)
No Taxon (subgenus Tribolium)
Species castaneum (Red Flour Beetle)
Explanation of Names
Tribolium castaneum (Herbst 1797)
2.3-4.4 mm(1)
widely dist., most common in sw US - Map (4), of Oriental origin(3), now cosmopolitan but more common in warmer regions(2)
in Canada, heavily infest granaries, flour mills, and feed mills throughout the Prairie Provinces; found most frequently in imported produce on cargo ships(2); particularly abundant in warm and often dry conditions(1)
secondary pest of a wide range of cereals, cereal products, legumes, oilseeds and cakes, nuts, spices and animal products; an extremely successful omnivore(1); attack sound grain, particularly when the moisture content is high, but prefer damaged grain(2)
Works Cited
1.Towards integrated commodity and pest management in grain storage
Semple R.L., Hicks P.A., Lozare J.V., Castermans A. (eds.). 1992. UN Food and Agricultural Organization. Rome, Italy. 526 pp.
2.Beetles associated with stored products in Canada: An identification guide
Bousquet Y. 1990. Research Branch Agriculture Canada, Publication 1837.
3.Handbook of urban insects and arachnids: A handbook of urban entomology
Robinson W.H. 2005. Cambridge University Press.
4.Global Biodiversity Information Facility (GBIF)