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Genus Ceutorhynchus

weevil - Ceutorhynchus americanus weevil on wild mustard - Ceutorhynchus omissus weevil - Ceutorhynchus erysimi small weevil - Ceutorhynchus omissus Snout Beetle - Ceutorhynchus Ceutorhynchus zimmermanni Gyllenhall - Ceutorhynchus zimmermannii Ceutorhynchus rapae Weevil - Ceutorhynchus americanus
Classification
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 Ceutorhynchinae (Minute Seed Weevils)
Tribe Ceutorhynchini
Genus Ceutorhynchus
Synonyms and other taxonomic changes
Neosirocalus, Marklissus
several groups formerly treated as subgenera of Ceutorhynchus are now treated as separate genera
Explanation of Names
Ceutorhynchus Germar 1824
Numbers
the largest genus of the subfamily, with 68 spp. in our area, incl. several non-native ones(1), and >300 spp. worldwide(2)
Size
2-4 mm
Identification
Small, plump weevils with a long, narrow beak about half the body length; eyes partially or totally concealed from above; tarsi with two claws(3)
Range
Holarctic & Afrotropical (some pest species subcosmopolitan)(2)
Food
associated mainly with Cruciferae; some spp. are crop pests (esp. C. rapae)
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.Catalogue of Ceutorhynchinae of the world, with a key to genera (Insecta Coleoptera Curculionidae)
Colonnelli E. 2004. Argania Editio, Barcelona. 124 pp.
3.A Manual of Common Beetles of Eastern North America
Dillon, Elizabeth S., and Dillon, Lawrence. 1961. Row, Peterson, and Company.