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For Insects, Spiders & Their Kin
For the United States & Canada
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Species Atrichonotus taeniatulus

Snout Beetle - Atrichonotus taeniatulus - female Snout Beetle - Atrichonotus taeniatulus - female Weevil - Atrichonotus taeniatulus - female Weevil sp? - Atrichonotus taeniatulus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Curculionoidea
Family Curculionidae (Snout and Bark Beetles)
Subfamily Entiminae (Broad-nosed Weevils)
Tribe Naupactini
Genus Atrichonotus
Species taeniatulus (Atrichonotus taeniatulus)
Other Common Names
Small Lucerne Weevil, Little Fringed Weevil
Synonyms and other taxonomic changes
Naupactus taeniatulus, Pantomorus taeniatulus
Explanation of Names
Atrichonotus taeniatulus (Berg 1881)
4.7‒7.0 mm(1)
native to South America, adventive in NA (s.CA, QC, MD‒GA‒TX), Australasia(1)(2)(3)map(4)
coastal plain
adults feed on leaves of various plants, mostly Fabaceae(3)
Life Cycle
probably parthenogenetic(1)
can be an important pest of alfalfa (Medicago sativa, Fabaceae)(3)
Works Cited
1.Weevils of South Carolina (Coleoptera: Nemonychidae, Attelabidae, Brentidae, Ithyceridae, and Curculionidae).
Janet C. Ciegler. 2010. Clemson University, Clemson, S.C. 276 pp.
2.Potential geographic distributions and successful invasions of parthenogenetic broad-nosed weevils (Coleoptera:Curculionidae)...
Lanteri A.A., Guzmán N.V., Del Río M.G., Confalonieri V.A. 2013. Env. Entomol. 42: 677-687.
3.New Curculionoidea (Coleoptera) records for Canada
Douglas H., Bouchard P., Anderson R.S., de Tonnancour P., Vigneault R., Webster R.P. 2013. ZooKeys 309: 13–48.
4.Global Biodiversity Information Facility (GBIF)