Gray, J. E. (1857). Guide to the systematic distribution of Mollusca in the British Museum. Part I. [Gastropoda]. British Museum, London, xii + 230 pp. [9 May; Preface dated 10 Dec. 1856].
39711
Gray, J. E.
1857
<i>Guide to the systematic distribution of Mollusca in the British Museum</i>. Part I. [Gastropoda]. British Museum, London, xii + 230 pp. [9 May; Preface dated 10 Dec. 1856]
