Smith, A. G. (1972). Three new land snails from Isla Santa Cruz (Indefatigable Island), Galápagos. Proceedings of the California Academy of Sciences, 4th series. 7-24.
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Smith, A. G.
1972
Three new land snails from Isla Santa Cruz (Indefatigable Island), Galápagos
Proceedings of the California Academy of Sciences, 4th series