Fossil Vertebrates of the Niobrara Formation in South Dakota. In Martin, J.E., Hoganson, J.W. and Benton, R.C. (Eds.) Partners Preserving Our Past, Planning Our Future. Proceedings for the Fifth Conference on Fossil Resources: Dakoterra, Mus., Geol., SD School of Mines, 5: 39–54
Fossil Vertebrates of the Niobrara Formation in South Dakota [Abstract]. Proceedings of the South Dakota Academy of Science, 76, 275