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Species Bruchus pisorum - Pea Weevil

Bruchus pisorum Bruchus pisorum Bruchus pisorum Acanthoscelides? - Bruchus pisorum Pea Weevil - Bruchus pisorum Pea Weevil - Bruchus pisorum Pea Weevil - Bruchus pisorum
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 Bruchini
Genus Bruchus
Species pisorum (Pea Weevil)
Other Common Names
Pea Beetle, Pea Seed Beetle
Explanation of Names
Bruchus pisorum (Linnaeus 1758)
3.9–4.9 mm(1)
anteriour femora are completely dark.

conspicous white pattern elements:
prescutellar triange on pronotum; spots on 3rd interval at 2/5th / 4/5th downwards;
outwardly slanting row on intervals 5, 7, 9, at about 2/3rds length of elytron;
the latter frequently connected by white maculae on intervals inbetween,
resulting in M-figure.
pygidium with white and black hair, forming two big spots.
adventive to NA, north to NF-AK - Map (Capinera, 2002)(2)(3)
one of the most widely distributed species in the world(1), native to temperate Asia(4), adventive and widespread throughout NA(1)
Dried peas; Lathyrus, Pisum, Vicia(4)
Life Cycle
must oviposit on green pods in the field and has only one generation each year; does not reinfest stored pea seeds, unlike some other bruchines(1)
pest of stored peas(4); most destructive to the common varieties of Pisum sativum and usually emerges in storage(1)
Print References
Capinera, J.L. 2002. North American Vegetable Pests. The Pattern of Invasion. American Entomologist.
Internet References
Fact sheets: | | |
Works Cited
1.Handbook of the Bruchidae of the United States and Canada
Kingsolver J.M. 2004. USDA Tech. Bull. 1912 (2 vols.).
2.Checklist of beetles (Coleoptera) of Canada and Alaska. Second edition
Bousquet Y., Bouchard P., Davies A.E., Sikes D.S. 2013. ZooKeys 360: 1–402.
3.Global Biodiversity Information Facility (GBIF)
4.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.