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Genus Idiostethus

Curculionidae on Hydrophyllum virginianum, lateral  - Idiostethus tubulatus Curculionidae on Hydrophyllum virginianum, dorsal  - Idiostethus tubulatus Weevil - Idiostethus tubulatus Curculionidae, lateral - Idiostethus tubulatus Idiostethus dispersus Casey - Idiostethus dispersus Idiostethus subcalvus  (LeConte) - Idiostethus subcalvus Baridinae (Flower Weevil)  - Idiostethus tubulatus Curculiionidae, dorsal - Idiostethus tubulatus
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 Baridinae (Flower Weevils)
Tribe Apostasimerini
Genus Idiostethus
Synonyms and other taxonomic changes
all but two of our nominal spp. were described by Casey from single locations and are of questionable validity(1)
Explanation of Names
Idiostethus Casey 1892
Numbers
16 described spp. in our area (actual number probably much smaller)(2)
Range
e. NA(2)
Habitat
adults associated with various flowers(2)
Food
larvae may be associated with orchids(2)
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.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.