1. Freshwater ecoregions of North America: A Conservation assessment;Abell,2000
2. A preliminary report of invertebrates from hyporheic sediments of the North Canadian River;Bass,1992
3. Historical atlas of the American west;Beck,1989
4. The mussels (Unionacea: Bivalva) of Oklahoma-Part 1: Ambleminae;Branson,1982
5. The mussels (Unionacea: Bivalva) of Oklahoma-Part 2: The Unioninae, Pleurobemini and Anodontini;Branson,1983