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Genus Gerstaeckeria - Cactus Weevils

Cactus weevil - Gerstaeckeria hubbardi weevil - Gerstaeckeria Gerstaeckeria sp. - Gerstaeckeria Gerstaeckeria sp. on Opuntia pad - Gerstaeckeria Gerstaeckeria Gerstaeckeria hubbardi Gerstaeckeria hubbardi Gerstaeckeria hubbardi
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 Cryptorhynchinae (Hidden Snout Weevils)
Tribe Cryptorhynchini
Subtribe Tylodina
Genus Gerstaeckeria (Cactus Weevils)
Explanation of Names
Gerstaeckeria Champion 1905
18 spp. in our area(1)
se. & w. US to w. Canada(1)
hosts: Cactaceae(1)
Life Cycle
Larvae mine the pads of Opuntia and hollow out smaller pincushion cacti such as Mammillaria and Coryphanta(1)
Adults are flightless and nocturnal(1)
Print References
O'Brien C.W. (1970) Taxonomic revision of the genus Gerstaeckeria north of Mexico (Coleoptera: Curculionidae). Annals of the Entomological Society of America. 63: 255-272.
Internet References
profile of G. hubbardi & G. fasciata (Woodruff 2012)(2)
Works Cited
1.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.
2.EDIS -- Electronic Data Information Source of UF/IFAS Extension