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CaRMS source details
Pilsbry, H. A. (1926). A fresh-water snail, Physa zionis, living under unusual conditions. Proceedings of the Academy of Natural Sciences of Philadelphia. 77: 325-328.
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Pilsbry, H. A.
1926
A fresh-water snail, <i>Physa zionis</i>, living under unusual conditions
Proceedings of the Academy of Natural Sciences of Philadelphia
77: 325-328
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