From editor or global species database
Type locality USNM 96753, holotype [details]
Type material Mexico, near Cerros Isl., depth 25 fathoms (46 m), Albatross Expedition (Dall, 1889: 13); stn 2828, 24°11'N-109°55'W [= Isla Cerralvo] in 10 fathoms (18 m) (Dall, 1890: 265) [details]