Traits name details
original description
Hanna, M. A. (1927). An Eocene invertebrate fauna from the La Jolla quadrangle, California. <em>University of California, Publications in Geological Sciences.</em> 16(8): 247-398, pls. 24-57., available online at https://babel.hathitrust.org/cgi/pt?id=mdp.39015027552804&seq=253 page(s): 277, pl. 31, figs 6, 8, 9 [details]
basis of record
Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313. page(s): 93 [details] Available for editors 
|