Texas Beetle Information

Return to Texas Entomology - Compiled by Mike Quinn

Black Bladder-bodied Meloid

Cysteodemus wislizeni LeConte

Family Meloidae, Subfamily Meloinae, Tribe Eupomphini

cf. C. armatus 

Alamogordo, New Mexico
15 May 2005 (Bob Barber)

It is common in the spring, rapidly crawling across the caliche around my property.

Texas County Records for Cysteodemus wislizeni

County Records from E.G. Riley, Nov. 2005

Range: Texas to Arizona

Adult Activity: Spring

Similar Species: 

There are two western U.S. species of Cysteodemus, only C. wislizeni occurs in Texas.

Cysteodemus armatus LeConte 
Cysteodemus wislizeni LeConte


Blister Beetles - TAMU

Etymology: Cysteodemus wislizeni

cyst, =is, -o (G). The bladder; a bag
demas (G). A living body
wislizeni - Patronym for Friedrich Adolph Wislizenus, 1810-1889


Arnett, R.H., Jr., M.C. Thomas, P.E. Skelley & J.H. Frank. (editors). 2002. American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea. CRC Press LLC, Boca Raton, FL. xiv + 861 pp.

Borror, D.J. 1960. Dictionary of Word Roots and Combining Forms. National Press Books, Palo Alto. v + 134 pp.

Dillon, L.S. 1952. The Meloidae (Coleoptera) of Texas. American Midland Naturalist, 48(2): 330-420.

Pinto, J.D. 1972. A taxonomic revision of the genus Cordylospasta (Coleoptera: Meloidae) with an analysis of geographic variation in C. opaca. Canadian Entomologist, 104: 1161-1180.

Pinto, J.D. 1984. A taxonomic review of Cysteodemus LeConte, Phodaga LeConte and Pleuropasta Wellman (Coleoptera: Meloidae: Eupomphina) with a new generic synonymy. Proceedings of the Entomological Society of Washington, 86: 127-143.

White, R.E. 1983. A Field Guide to the Beetles of North America. Houghton Mifflin Company, Boston. 368 pp.

14 Jun 2008   Mike Quinn / mike.quinn@tpwd.state.tx.us / Texas Entomology / Texas Beetle Information