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For Insects, Spiders & Their Kin
For the United States & Canada
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Species Coccotorus scutellaris - Plum Gouger

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Clark W.E. List of species of Curculionidae (Coleoptera) assigned to the tribe Anthonomini

Zabaluev I.A. (2006-2013) Encyclopedia of insects

a wealth of info useful for the Guide, especially on weevils of palaearctic origin that have been introduced to North America; sadly, no English version

Identification tool for weevil biological control agents of aquatic and terrestrial weeds in the United States and Canada
authors: Haseeb M., O'Brien C.W., Flowers R.W., Kairo M.T.K. (2006)
now only available as a download (CD)

Alonso-Zarazaga M.A., Lyal C.H.C. (2003-) WTaxa: Electronic catalogue of weevil names (Curculionoidea)
(Version 17, 01-Apr-2014; not yet fully functional, it seems)


Franz et al. (2012-) Weevils of North America (WoNA)
Authors: Nico M. Franz, M. Andrew Jansen, Gregory P. Setliff, Michael Shillingburg, Sarah Shirota, Charles W. O'Brien
"An emerging resource for locality information, habitus photographs, and legacy descriptions of ~3000 North American weevil species [...] The majority of specimens stem from the Charles W. O'Brien weevil collection..."
NB: the genera Acanthobaris, Anisorrhamphus, Archocopturus, Crotanius, Cylindrocerus, Cyrionyx, Elliptobaris, Embates, Eugeraeus, Hiotus, Larides, Leptoschoinus, Limnobaris, Lydamis, Madarus, Megalostylus, Nesotocus, Nicentrites, Optatus, Prionobrachium, Tyrannion, Xystus mostly occur in the neotropical parts of Mexico and do not range into our area.

Haseeb M., O'Brien C.W., Kairo M.T.K. (2010) Potentially invasive weevil species from the Caribbean countries to the US...
Haseeb M., O’Brien C.W., Kairo M.T.K. (2010) Potentially invasive weevil species from the Caribbean countries to the United States. Lucid v. 3.4. USDA/APHIS/PPQ Center for Plant Health Science and Technology, Center for Biological Control, CESTA, Florida A&M University.
29.iv.2014 update: the resource is no longer available, but the fact sheets are there...

Schott C. Les coléoptères Curculionoidea d'Alsace
One of the best visual online guides to weevils that will rapidly give you a good idea of the gestalt of various higher-rank taxa --and all too often of species, too, as more and more eurotramp spp. colonize this continent.

Lawrence J.F., et al. (1995-2005) Elateriformia (Coleoptera) larvae: descriptions, illustrations, identification...
Full citation: Lawrence J.F., Hastings A.M., Dallwitz M.J., Paine T.A., Zurcher E.J. 1995 onwards. Elateriformia (Coleoptera) larvae: descriptions, illustrations, identification, and information retrieval for families and subfamilies. Version: 9th October 2005.

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