Late Pliocene and Early Pleistocene Mollusca from the James City and Chowan River Formations at the Lee Creek MineDOI: info:10.5479/si.00810266.61.113Smithsonian Institution Press113–283
Ward, Lauck W. and Blackwelder, Blake W. 1987. "Late Pliocene and Early Pleistocene Mollusca from the James City and Chowan River Formations at the Lee Creek Mine." In Geology and paleontology of the Lee Creek Mine, North Carolina, II. 113–283. Washington, D.C.: Smithsonian Institution Press. In Smithsonian Contributions to Paleobiology, 61. https://doi.org/10.5479/si.00810266.61.113.