Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Distigmoptera apicalis


Handbook of Zoology. Coleoptera Vol. 3: Morphology and Systematics (Phytophaga)
By Leschen R.A.B., Beutel R.G. (eds)
Walter de Gruyter, Berlin. 687 pp., 2014

Review of the American Corylophidae, Cryptophagidae, Tritomidae and Dermestidae, with other studies
By T. L. Casey
Journal of the New York Entomological Society, Vol 8, No. 2, 51-172, 1900

The Bothrideridae and Colydiidae of America north of Mexico (Coleoptera: Clavicornia and Heteromera)
By Stephan K.H.
Florida Dept. of Agriculture and Consumer Services, Division of Plant Industry. xii, 65 p., 1989
Occasional Papers of the Florida State Collection of Arthropods, Vol.6
Full text

New Coleoptera (Cebrionidae, Buprestidae and Cerambycidae.
By Knull, J.N.
Entomological News, 46: 189-193., 1935
Full Text - BHL

Knull, J.N. (1935) New Coleoptera (Cebrionidae, Buprestidae and Cerambycidae. Entomological News, 46: 189-193.

New Coleoptera with notes (Buprestidae and Cerambycidae).
By Knull, J.N.
The Ohio Journal of Science. 44(2): 90-94., 1944
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Knull, J.N. (1944) New Coleoptera with notes (Buprestidae and Cerambycidae). The Ohio Journal of Science. 44(2): 90-94.

The Lives of Beetles: A Natural History of Coleoptera
By Arthur V. Evans
Princeton University Press, 2023
A good overview of beetles written in general terms with certain species highlighted as examples.

Recollections of old collecting grounds. II. - The lower Rio Grande Valley.
By Wickham, H.F.
Entomological News 9: 22-24., 1898
Full Text - BHL

Wickham, H.F. 1898. Recollections of old collecting grounds. II. - The lower Rio Grande Valley. Entomological News 9: 22-24.

The region about Brownsville. Texas, is one of great interest, but only lately has it been explored entomologically with any degree of care. Within the past two years, however, the country has been visited and worked by Prof. Townsend, Mr. Schwarz and the writer.*

It is by no means ready of access, since a visit implies either a long trip by steamer from New Orlea

Semi-tropical Texas.
By Schwarz, E.A.
Proceedings of the Entomological Society of Washington, 4: 1-3., 1896
Full Text - BHL

Schwarz, E.A. 1896. Semi-tropical Texas. Proceedings of the Entomological Society of Washington, 4: 1-3.

If, confining myself to Coleoptera found by Prof. Townsend or myself near Brownsville, I mention the genera Agra, Dasydactylus, Physorhinus, Achryson, Gnaphalodes, Amphionycha, Megascelis, Plectrotetra, Brachycoryna, Listronychus, Polypria (quite a number of others are not yet determined, or undescribed), no one can deny the existence of a semi-tropical insect fauna along the north bank of the lower Rio Grande.