LEIDY, J. (1876)
Remarks on fossils of the Ashley phosphate beds. Proceedings of the Academy of Natural Sciences of Philadelphia, 28: 86–87
LEIDY, J. (1877)
Description of vertebrate remains, chiefly from the Phosphate Beds of South Carolina. Journal of the Academy of Natural Sciences of Philadelphia, 8 (2): 209–261, pl. 30–34
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, 3 text–figs, 51 Plates