Preston, H. B. (1909). New land, freshwater, and marine shells from South América. The Annals and Magazine of Natural History; zoology, botany, and geology; 8th series. 3: 507-513.
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Preston, H. B.
1909
New land, freshwater, and marine shells from South América
The Annals and Magazine of Natural History; zoology, botany, and geology; 8th series