Author: Bartsch P.,
Title: The urocoptid mollusks from the mainland of America in the collection of the United States National Museum
Description: 1906. In 8vo, recent wrappers, pp. 52 with 3 pls. Offprint from Proc. US. Natnl. Mus., 31 n. 1483

Keywords: shells molluscs land snails


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