Carynota stupidaCarynota stupida, the stupefied planthopper is a species of treehopper belonging to the genus Carynota. It was first described by Francis [Walker (entomologist)|Francis Walker] as Darnis stupida Walker, 1851.HabitatCarynota stupida is found in the Northeastern USA and Eastern Canada. It feeds on Maple, Bigtooth Aspen and birches.