Bailey, J.W. (1844). Account of some new Infusorial forms discovered in the fossil Infusoria from Petersberg, Va., and Piscataway, Md. American Journal of Science, 46: 137-141, 1 pl. page(s): p. 138; pl. 3, fig. 3, 4 [details]
original descriptionBailey, J.W. (1844). Account of some new Infusorial forms discovered in the fossil Infusoria from Petersberg, Va., and Piscataway, Md. American Journal of Science, 46: 137-141, 1 pl. page(s): p. 138; pl. 3, fig. 3, 4 [details]