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Family Issidae - Issid Planthoppers

Hopper - Thionia elliptica Looks like an armor-plated bulldog - Dictyobia Hopper? - Neaethus Blue exhaust! - Thionia simplex Leafhopper0012 - Thionia simplex Thionia simplex? - Thionia simplex Definitely one for Andy.  - Dictyssa obliqua Who's the hopper?  - Dictyssa obliqua
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Auchenorrhyncha (Free-living Hemipterans)
Superfamily Fulgoroidea (Planthoppers)
Family Issidae (Issid Planthoppers)
Synonyms and other taxonomic changes
some authors place Acanaloniidae within this family
Numbers
90 species in 21 genera in North America - excluding the genus Acanalonia (Acanaloniidae) and 4 genera (Aphelonema, Bruchomorpha, Caliscelis, Fitchiella) now classified as Caliscelidae (nearctica.com)
Identification
Issidae usually have shorter wings than Flatidae, and lack the warty surface on the forewings where they meet over the back.

Issid nymphs have straight, bundled wax filaments projecting from the rear, not bushy as in flatid nymphs.
Internet References
colored illustrations of Thionia species from Central America (Smithsonian Institution Libraries)