HIROAKI KOJIMA & TAKESHI YÔRO (2020) A new species of Amystax Roelofs, 1873 endemic to the mountainous area of the Yakushima World Natural Heritage site, Kyushu, Japan. Zootaxa 4732 (3): 495–500.
屋久島の高所からAmystax urara Kojima and Yôro, sp. nov.が記載された。