Leidy, J. (1855)
Indications of twelve species of fossil fishes.
Proceedings of the Academy of Natural Sciences of Philadelphia, 7, 395–397
Hovestadt, D.C. & Hovestadt-Euler, M. (2013)
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