Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Information, insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

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

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


TaxonomyBrowse
Info
ImagesLinksBooksData

Genus Trichosirocalus

Weevil - Trichosirocalus horridus Weevil 2 - Trichosirocalus horridus Weevil 2 - Trichosirocalus horridus Weevil 2 - Trichosirocalus horridus what species´╝č - Trichosirocalus horridus Thistle crown weevil - Trichosirocalus horridus Spiky Snout Beetle - Trichosirocalus horridus Spiky Snout Beetle - Trichosirocalus horridus
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 Trichosirocalus
Explanation of Names
Trichosirocalus Colonnelli 1979
Numbers
A single (adventive) species in our area(1), 17 spp. total(2)
Range
native to w. Palaearctic(2), imported in NA (VA)(1)
Food
on Asteraceae and Plantaginaceae(2)
Remarks
introduced to control thistles(1)
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.