Odhner, N. H. (1922). Mollusca from Juan Fernandez and Easter Island. In Skottsberg C. (ed). The Natural History of Juan Fernandez and Easter Island. Almqvist & Wiksells Boktryckeri, Uppsala, pp. 219–253, pls. 8–9. The Natural History of Juan Fernández and Easter Island. 3 (Zoology), II(22): 219-254.
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Odhner, N. H.
1922
Mollusca from Juan Fernandez and Easter Island. In Skottsberg C. (ed). <i>The Natural History of Juan Fernandez and Easter Island</i>. Almqvist & Wiksells Boktryckeri, Uppsala, pp. 219–253, pls. 8–9.
The Natural History of Juan Fernández and Easter Island