Batten, R. L. (1956). Some new pleurotomarian gastropods from the Permian of west Texas. <em>Journal of the Washington Academy of Sciences.</em> 46(2): 42−45.[details] Available for editors [request]
original descriptionBatten, R. L. (1956). Some new pleurotomarian gastropods from the Permian of west Texas. <em>Journal of the Washington Academy of Sciences.</em> 46(2): 42−45.[details] Available for editors [request]