First issued in release COL21.
Last used in release COL23.9
Published in
DeLong, D.M. & Freytag, P.H. (1964a) Four genera of the world Gyponiae: A synopsis of the genera Gypona, Gyponana, Rugosana and Reticana. Bulletin of the Ohio Biological Survey. Colombus, Ohio., 2(3), 1–227.