Biodiversity and ecology of the leafhoppers (Hemiptera: Cicadellidae) of New Hampshire.
A total of 605 species of leafhoppers, including 38 exotics, are documented for New Hampshire. Nine additional species are included that were taken 1-16 km from the NH border in Maine, Massachusetts, and Vermont. There are 287 new records for the state of which Empoasca vitis (Göthe) is new for the Nearctic region, and two others are new for the USA: Idiocerus albolinea Hamilton, here recorded also from Montana, and Gyponana quebecensis Provancher, also newly recorded from Illinois, Maine, Montana, Utah, and Vermont. Six new state records are documented for Massachusetts, and eight additional new state records for Maine. Eight species are here described in Typhlocybinae by Chandler: Dikrella scimitar, Empoasca kittelbergeri, Empoasca murrayi, Eratoneura hampshirensis, Erythridula bassorum, Erythridula morsei, Erythroneura confusa, Erythroneura viridis; and six by Hamilton in the other subfamilies: Chlorotettix smodix, Jikradia brikelos, Gyponana castor, Gyponana pollex, Macrosteles hizemus, and Macrosteles wahnapitae (new species). Oncopsis ferrosa Hamilton, 1983 is raised from subspecies to species (new status). Erythroneura alternata Johnson, 1935a (now in genus Erythridula) is recognized as the senior synonym of Erythroneura cauta Johnson, 1935b, synonymy reversed based on precedence of publication date (revised synonymy); five junior synonyms of Xestocephalus desertorum (Berg) are raised from synonomy: X. brunneus Van Duzee, X. fulvocapitatus Van Duzee, X. nigrifrons Osborn, X. similis Peters, and X. superbus (Provancher) (revised status); a junior synonym of Penthimia americana Fitch, 1851, P. vicaria Walker, 1851 is removed from synonymy and placed as a subspecies of P. americana (new status); Empoasca pergandei Gillette, 1898 is placed in Kyboasca Zakhvatkin (new combination).