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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Polyphaga » Series Cucujiformia » Curculionoidea » Snout and Bark Beetles (Curculionidae) » Curculioninae » Smicronychini » Smicronyx

Genus Smicronyx

Classification · Synonyms and other taxonomic changes · Explanation of Names · Numbers · Size · Identification · Range · Food · Life Cycle · Works Cited

Smicronyx sordidus LeConte - Smicronyx sordidus

Curculionidae on Wormwood, head - Smicronyx

Curculionidae - Smicronyx lineolatus - male - female

Smicronyx I think... - Smicronyx sculpticollis

Weevil swept from creosote bush. - Smicronyx

Classification

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 Curculioninae

Tribe Smicronychini

Genus Smicronyx

Synonyms and other taxonomic changes

reviewed in Anderson (1962)(1)

Explanation of Names

Smicronyx Schönherr 1843

Numbers

70 spp. in our area(2)

Size

1.4-4.0 mm(3)

Identification

Difficult genus with many of the species sexually dimorphic. To accurately determine species it is advisable to have specimens of both sexes, and in good condition. Scale pattern will vary within a species but is normally consistent enough to be a useful character.(4)

Range

holarctic, Afrotropical, Australian; most of NA to Nicaragua(5)(2)

Food

hosts: mostly Asteraceae and Convolvulaceae(2)

Life Cycle

Larvae are in seeds or may cause galls(2)

Works Cited

1.	The weevil genus Smicronyx in America north of Mexico Anderson D.M. 1962. Proc. U.S. Nat. Mus. 113: 185–372.

2.	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.

3.	Weevils of South Carolina (Coleoptera: Nemonychidae, Attelabidae, Brentidae, Ithyceridae, and Curculionidae). Janet C. Ciegler. 2010. Clemson University, Clemson, S.C. 276 pp.

4.	Weevils of Kansas - A Manual for Identification Glenn Arthur Salsbury. 2000. Private/Self.

5.	A world catalogue of families and genera of Curculionoidea (Insecta: Coleoptera) Alonso-Zarazaga M.A., Lyal C.H.C. 1999. Entomopraxis, Barcelona. 315 pp.

Contributed by tom murray on 11 September, 2008 - 5:03pm
Additional contributions by Beatriz Moisset, Mike Quinn, v belov, onegunah
Last updated 10 February, 2017 - 10:50am

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