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Upcoming Events

Discussion of 2018 gathering

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

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Species Listroderes difficilis - Vegetable Weevil

BG2583 E3018-9 - Listroderes difficilis Snout Beetle - Listroderes difficilis Curculionidae.... - Listroderes difficilis Listroderes difficilis Listroderes difficilis Listroderes difficilis 20160713B02 - Listroderes difficilis Listroderes costirostris? - Listroderes difficilis
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 Cyclominae (Underwater Weevils)
Tribe Listroderini
Genus Listroderes
Species difficilis (Vegetable Weevil)
Synonyms and other taxonomic changes
resurrected from synonymy with L. costirostris Schoenherr
Explanation of Names
Listroderes difficilis Germain 1895
se US to CA (CA-TX-FL-NC-OK, NJ) (1),(BG data)
native to S. America, now almost worldwide in warm temperate/subtropical climates
polyphagous, may feed on a wide range of vegetables, cultivated flowers, and weeds (Mau & Kessing 1992)
Introduced to the US from Argentina; earliest record: MS 1922
Print References
Morrone J.J. (1993) Cladistic biogeographic analyses of the weevil genus Listroderes Schoenherr (Coleoptera: Curculionidae). Cladistics 9: 397–411.
Internet References
Works Cited
1. A distributional checklist of the beetles (Coleoptera) of Florida.
Peck & Thomas. 1998. Florida Department of Agriculture and Consumer Services, Gainesville. 180 pp.