Author: Balch F.N.,
Title: On a new Labradorean species of Onchidiopsis, a genus of mollusks new to Eastern North America; with remarks on ites relationship
Description: 1910. IIn 8vo, original wrappers, pp. 14 + 2 pls. Offprint from Proc. US. Natnl. Mus. 38

Keywords: shells opisthobranchia


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