Dall, W. H. (1917). Expedition of the California Academy of Sciences to the Galapagos Islands, 1905-1906. XI: Preliminary descriptions of new species of Pulmonata of the Galapagos Islands. Proceedings of the California Academy of Sciences, 4th Series. 2 (1/11): 375-382.
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Dall, W. H.
1917
Expedition of the California Academy of Sciences to the Galapagos Islands, 1905-1906. XI: Preliminary descriptions of new species of Pulmonata of the Galapagos Islands
Proceedings of the California Academy of Sciences, 4th Series