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For Insects, Spiders & Their Kin
For the United States & Canada
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Upcoming Events

Discussion of 2018 gathering

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Species Stirellus bicolor

Stirellus bicolor Stirellus bicolor Technicolor hopper nymph - Stirellus bicolor hopper - Stirellus bicolor Stirellus bicolor (Van Duzee) - Stirellus bicolor Cicadellidae, face - Stirellus bicolor Leafhopper - Stirellus bicolor leafhopper - Stirellus bicolor
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Auchenorrhyncha (Free-living Hemipterans)
Superfamily Cicadoidea (Cicadas, Leafhoppers, and Treehoppers)
Family Cicadellidae (Leafhoppers)
Subfamily Deltocephalinae
Tribe Stenometopiini
Genus Stirellus
Species bicolor (Stirellus bicolor)
Synonyms and other taxonomic changes
Stirellus obtusus (Van Duzee)
Explanation of Names
Stirellus bicolor (Van Duzee 1892)
4 mm (A. Hamilton comment)
Distinguished from other greyish leafhoppers by very narrow head, with eyes separated by only their own width.
Two color forms; one occurs in cooler temperatures, the other in hot summers. The bright colors are brought out by longer day lengths and higher temperatures. --Per Dr. Hamilton's comments
Winter forms:

Summer forms:
e. US to AZ (NJ-NE to FL-AZ) to Brazil(1)
year round
General grass feeder including Andropogon spp. (Whitcomb et al. 1972)
S. bicolor and S. obtutus are photoperiodically induced color forms of a single species. (Whitcomb et al. 1972)
Print References
Whitcomb R.F., Kramer J.P., Coan M.E. (1972) Stirellus bicolor and S. obtutus (Homoptera: Cicadellidae): Winter and summer forms of a single species. Annals of the Entomological Society of America 65: 797–798. Abstract
Internet References