Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar

TaxonomyBrowse
Info
ImagesLinksBooksData

Species Acanthoscelides pectoralis

Acanthoscelides pectoralis (Horn) - Acanthoscelides pectoralis Acanthoscelides pectoralis (Horn) - Acanthoscelides pectoralis
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
Subtribe Acanthoscelidina
Genus Acanthoscelides
Species pectoralis (Acanthoscelides pectoralis)
Synonyms and other taxonomic changes
Acanthoscelides pectoralis (Horn)
Orig. Comb: Bruchus pectoralis Horn 1873
Size
length 2.3–3.1 mm (1)
Identification
Distinguishing characteristics for this species are body largely red with black frons and vertex, thoracic sterna, legs, and elytral border; dorsal vestiture yellowish; and mucro short. (1)
Range
AZ, TX / Mex. - Map (1)(2), most records from TX
Food
Bundleflower - Desmanthus sp., D. leptolobus, D. obtusus, D. reticulatus, D. velutinus, D. virgatus. (Fabaceae) (1)
Remarks
Type Locality: Texas
See Also
The color pattern resembles that of Acanthoscelides griseolus (CA-TX); however, the elytral border and legs of the latter species are yellow.
Male genitalia of the two species are radically different (1)
Print References
Horn, G.H. 1873. Revision of the Bruchidae of the United States. Transactions of the American Entomological Society, 4: 311-342.
Internet References
Type - MCZ, Harvard
Works Cited
1.Handbook of the Bruchidae of the United States and Canada
Kingsolver J.M. 2004. USDA Tech. Bull. 1912 (2 vols.).
2.Global Biodiversity Information Facility (GBIF)