Genus Traxus Metcalf, 1923

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.

  1. Traxus kasparyani Gnezdilov & O’Brien, 2008 – Mexico (Nuevo Leon, Tamaulipas)
  2. 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 1 TRAXUS 2

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

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:
Bartlett, C. R., L. B. O’Brien and S. W. Wilson. 2014. A review of the planthoppers (Hemiptera: Fulgoroidea) of the United States. Memoirs of the American Entomological Society 50: 1-287.

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. 2016. Notes on the phylogenetic relationships of planthoppers of the family Issidae (Hemiptera, Fulgoroidea) of the Western Palaearctic fauna, with descriptions of two new genera. Entomologicheskoe Obozrenie 95(2): 362-382.

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.

Spinola, M. 1839a. Essai sur les Fulgorelles, sous-tribu de la tribu des Cicadaires, ordre des Rhyngotes. Annales de la Société Entomologique de France 8: 133-337.

Spinola, M. 1839b. Essai sur les Fulgorelles, sous-tribu de la tribu des Cicadaires, ordre des Rhyngotes. (Suite). Annales de la Société Entomologique de France 8: 339-454.

Wang, M. L., Y. L. Zhang and T. Bourgoin. 2016. Planthopper family Issidae (Insecta: Hemiptera: Fulgoromorpha): Linking molecular phylogeny with classification. Molecular Phylogenetics and Evolution 105:224-234.

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.

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