Hanna, G. D. (1923). Expedition of the California Academy of Sciences to the Gulf of California in 1921. Land and freshwater mollusks. Proceedings of the California Academy of Sciences. ser. 4, 12(26): 483-527, pls 7-11.
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Hanna, G. D.
1923
Expedition of the California Academy of Sciences to the Gulf of California in 1921. Land and freshwater mollusks