From editor or global species database
Type locality Mexico, Baja California Sur, Santa Margarita Isl., ca. 13 mi. S.E. of Capo Tosco, depth 13 m, 24°14'N-111°28'W to 24°18'N-111°29'W. [Sta. D.22 R], 08.08.1932, T. Crocker Exped. 1932 [details]
Type material CAS IZ 65963.00 [ex 6969], holotype [details]