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Species Sennius cruentatus

 
 
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A revision of the genus Sennius of North and Central America (Coleoptera: Bruchidae)
By Johnson, C.D. & Kingsolver, J.M.
United States Departament of Agriculture Technical Bulletin, 1462, 1–135, 1973

Morfologia comparada dos gêneros do grupo Merobruchus (Coleoptera: Chrysomelidae: Bruchinae): diagnoses e chave
By José Aldir P. da Silva, Cibele Stramare Ribeiro-Costa
Revista Brasileira de Zoologia, vol.25 no.4, 2008
Comparative morphology of the genera of the group Merobruchus (Coleoptera: Chrysomelidae: Bruchinae): diagnoses and key
Full text (Portuguese) (PDF)
Caryedes; Ctenocolum; Gibbobruchus; Meibomeus; Merobruchus; Penthobruchus; Pygiopachymerus;

Revision of the Bruchidae of the United States.
By Horn, G.H.
Transactions of the American Entomological Society 4: 311–342., 1873
Full Text - BHL

Horn, G.H. (1873). Revision of the Bruchidae of the United States. Transactions of the American Entomological Society 4: 311–342.

The family Bruchidie contains few genera, but very many species distributed in great part in the tropical and warmer temperate regions of the globe. They all undergo their metamorphoses in the seeds of various plants, principally Legimiinosae, and frequently by their num- bers cause great injury and loss in those seeds which form part of the food of man. In this list we find peas, beans, lentils, etc.

The genera of seed-beetles (Coleoptera: Bruchidae)
By Borowiec, L.
Polskie Pismo Entomologiczne 57: 3 - 207, 1987
available on Research Gate

The Bean Weevils (Coleoptera: Chrysomelidae: Bruchinae) of Atlantic Canada
By Majka C.G., Langor D.
J. Acad. Entomol. Soc. 7: 75-82, 2011

Handbook of the Bruchidae of the United States and Canada
By Kingsolver J.M.
USDA Tech. Bull. 1912 (2 vols.), 2004
The standard identification manual and a complete revision of our fauna. Vol. 2 provides habitus and diagnostic detail illustrations of each species
Full text

The Chrysomelidae of Florida. Florida Entomologist, 7(4): 49-57.
By Blatchley, W.S.
Full PDF

Blatchley, W.S. (1924). The Chrysomelidae of Florida. Florida Entomologist, 7(4): 49-57.

Short studies in the Chrysomelidae (Coleoptera).
By Schaeffer, C.
Journal of the New York Entomological Society, 41: 296-325., 1933
Full Text - BHL

Schaeffer, C. 1933. Short studies in the Chrysomelidae (Coleoptera). Journal of the New York Entomological Society, 41: 296-325.

Most of the following notes, descriptions, etc., and others, published elsewhere, have been written at various times in the past years while devoting some of my little spare time to the study and investigation of Chrysomelidae.

With the transfer of the museum’s collections to Washington some of the type specimens from which the descriptions were drawn are

 
 
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