Guide to the systematic distribution of Mollusca in the British museum Part I British Museum (Natural History). Department of Zoology. creator Gray, John Edward, 1800-1875 contributor text book London Printed by order of the trustees 1857 1857
print
ENG Includes four orders of Gasteropoda. "The concluding part [order V, Pneumobranchiata] is in hand, and it is hoped will shortly appear." cf. Pref. No more published. cf. Brit. mus. (Nat. hist.) Cat. Catalogs and collections Gastropoda Mollusks https://www.biodiversitylibrary.org/bibliography/56714 38676148 10.5962/bhl.title.56714