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Species Zabrotes subfasciatus - Mexican Bean Weevil

San Patricio Texas - Zabrotes subfasciatus Zabrotes subfasciatus Zabrotes subfasciatus Zabrotes subfasciatus? - Zabrotes subfasciatus Zabrotes subfasciatus? - Zabrotes subfasciatus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Longhorn and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Bruchinae (Pea and Bean Weevils)
Tribe Amblycerini
Genus Zabrotes
Species subfasciatus (Mexican Bean Weevil)
Other Common Names
Mexican Bean Bruchid
Explanation of Names
Zabrotes subfasciatus (Boheman 1833)
♂ 2.0–2.3 mm, ♀ 2.2–2.8 mm(1)
Tropicopolitan, originated in Central America; established in TX; spreading with dried beans through commerce(1)
continuous breeder in stored seeds(1)
Life Cycle
eggs are laid only on seeds that have fallen from a pod or that are still attached inside a partly dehisced pod (this trait is the reason why this sp. has become a stored legume pest)(1)
pest of Phaseolus and other stored legumes (mung bean, cowpea, groundnuts)(2)(3)
Works Cited
1.Handbook of the Bruchidae of the United States and Canada
Kingsolver J.M. 2004. USDA Tech. Bull. 1912 (2 vols.).
2.Alien terrestrial arthropods of Europe
Roques A., Kenis M., Lees D., Lopez-Vaamonde C., Rabitsch W., Rasplus J.-Y., Roy D., eds. 2010. BioRisk 4 Special Issue; 2 vols., 1028 pp.
3.Handbook of urban insects and arachnids: A handbook of urban entomology
Robinson W.H. 2005. Cambridge University Press.