A sting ray and eagle ray from the Tatsunokuchi Formation (Pliocene) in Sendai city, Miyagi prefecture, Japan. Transactions and Proceedings of the Palaeontological Society of Japan, 57: 34–37, fig. 1–6.
Generic Assessment and Reallocation of Cenozoic Myliobatinae based on new information of tooth, tooth plate and caudal spine morphology of extant taxa. Palaeontos, 24, 1–66, 3 text–figs, 51 Plates