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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Polyphaga » Series Cucujiformia » Longhorn and Leaf Beetles (Chrysomeloidea) » Leaf Beetles (Chrysomelidae) » Pea and Bean Weevils (Bruchinae) » Bruchini » Bruchus » Pea Weevil (Bruchus pisorum)

Species Bruchus pisorum - Pea Weevil

Classification · Other Common Names · Explanation of Names · Size · Identification · Range · Food · Life Cycle · Remarks · Print References · Internet References · Works Cited

Classification

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)

Size

3.9–4.9 mm(1)

Identification

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.

Range

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)

Food

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)

Remarks

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.

Contributed by v belov on 7 February, 2014 - 11:59am
Additional contributions by Beatriz Moisset, Mike Quinn, Boris Bueche
Last updated 9 October, 2022 - 10:56am

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