Strong, A. M., Hanna, G D. & Hertlein, L. G. (1933). The Templeton Crocker Expedition of the California Academy of Sciences, 1932 Marine Mollusca from Acapulco, Mexico with notes on other species. Proceedings of the California Academy of Sciences. ser. 4, 21(10): 117-130, pls. 5-6.
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Strong, A. M., Hanna, G D. & Hertlein, L. G.
1933
The Templeton Crocker Expedition of the California Academy of Sciences, 1932 Marine Mollusca from Acapulco, Mexico with notes on other species