Family Issidae

Subfamily Issinae

Tribe Issini Spinola, 1839

Subtribe Hysteropterina Melichar, 1906

Genus Traxus Metcalf, 1923

Type species (in original combination): Traxus fulvus Metcalf, 1923.

Synonyms: None.

Distribution: Texas and Mexico.

Recognized species

There are two species currently assigned to this genus.

Traxus kasparyani Gnezdilov & O'Brien, 2008 - Mexico (Nuevo Leon, Tamaulipas)

Traxus fulvus Metcalf, 1923 - USA: TX; Mexico (Hidalgo, Tamaulipas)

Economic Importance:

Limited - this genus is uncommon.

Known host plants: 

None.

Hosts from Wilson et al. 1994; plant names from USDA PLANTS or Tropicos.

Recognition:

Hind wings absent or rudimentary, body rounded in dorsal view, wings strongly reticulate; mesonotum with lateral carinae elevated (vs. Paralixes) clypeus receeding from frons in lateral view (Paralixes)

Traxus fulvus (photographs by Kimberley Shropshire, University of Delaware)

This genus on Bugguide.

Collecting

Adults are evidently taken sweeping or beating.

Molecular resources: There are no data for this genus on Genbank or Barcode of Life.

Selected references:

Caldwell, J. S. 1945. Notes on Issidae from Mexico (Homoptera: Fulgoroidea). Annals of the Entomological Society of America 38: 89-120.

Doering. K. C. 1938. A contribution to the taxonomy of the subfamily Issinae in America north of Mexico (Fulgoroidea: Homoptera. Part II. University of Kansas Science Bulletin 25(20): 447-575.

Gnezdilov, V. M. and L. B. O'Brien. 2006. Generic changes in United States Issini (Hemiptera, Fulgoroidea, Issidae). Insecta Mundi 20(3-4): 217-225.

Gnezdilov, V. M. and L. B. O'Brien. 2008. New taxa and combinations in Neotropical Issidae (Hemiptera: Fulgoroidea). Insecta Mundi 31: 1-26.

Metcalf, Z. P. 1923. A key to the Fulgoridae of eastern North America with descriptions of new species. Journal of the Elisha Mitchell Scientific Society 38(3): 139-230, plus 32 plates. [available from http://www.lib.unc.edu/dc/jncas/]

Metcalf, Z. P. 1958. General Catalogue of the Homoptera. Fascicle IV, Fulgoroidea, Part 15, Issidae. Waverly Press, Inc., Baltimore, Maryland.

Wilson, S. W., C. Mitter, R. F. Denno, and M. R. Wilson. 1994. Evolutionary patterns of host plant use by delphacid planthoppers and their relatives. In: R. F. Denno and T. J. Perfect, (eds.). Planthoppers: Their Ecology and Management. Chapman and Hall, New York. Pp. 7-45 & Appendix