Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Subfamily Bruchinae - Pea and Bean Weevils

Amblycerus - Amblycerus robiniae Algarobius prosopis? - Algarobius Algarobius bottimeri Kingsolver - Algarobius bottimeri - female Bean Weevil - Acanthoscelides obtectus Callosobruchus chinensis - female Bruchinae on Indigo Bush - Acanthoscelides submuticus large bruchid - Amblycerus robiniae rather big
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 Chrysomeloidea (Long-horned and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Bruchinae (Pea and Bean Weevils)
Synonyms and other taxonomic changes
formerly (and sometimes still) treated as a family of its own, Bruchidae(1); see classification below
Explanation of Names
Bruchinae Latreille 1802
ca. 150 spp. in 24 genera in our area, 760 spp. in the New World(1), ~1,700 worldwide(2)
pygidium often has important diagnostic characters so should be included in photos
worldwide and throughout NA(3)
Life Cycle
Larvae feed inside seeds and pupate inside them. Adults generally oviposit on fully developed seeds, but some do it on the flowers or young fruits.
Works Cited
1.Handbook of the Bruchidae of the United States and Canada
Kingsolver J.M. 2004. USDA, Technical Bulletin 1912 (2 vols.).
2.Chrysomelid males with enlarged mandibles: three new species and a review of occurrence in the family (Coleoptera:Chrysomelidae)
Reid C.A.M., Beatson M. 2013. Zootaxa 3619: 79–100.
3.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.