First issued in release COL21.
Last used in release COL23.9
Published in
DeLong, D.M. & Freytag, P.H. (1975a) Two new genera, Proximo and Angucephala, and two new species of Gyponinae (Homoptera: Cicadellidae). Journal of the Kansas Entomological Society, 48(1), 110–113.