On the interrelationship and the zoogeography of northern species of Yoldia Möller, s. str. (Mollusca, fam. Ledidae) : With a new subspecies
W. K. Ockelmann
Bok Engelsk 1954 W.K. Ockelmann
| Utgitt | København : C. A. Reitzel , 1954
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| Omfang | 32 s., 2 pl. : ill.
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| Emner |
