Tryon, G. W.

A monograph of the fresh-water univalve Mollusca of the United States. (In continuation of Prof. S. S. Haldeman's work, published under the above title). Turbidae. Physadae.

Philadelphia, PA, The Conchological Section of the Academy of Natural Sciences, 1870. Four parts in one. 8vo (22.1 x 14.4 cm). 238 pp; 17 hand-coloured lithographed plates [ Paludina 12-17; Limnea 16-18; Physa 6-9; Planorbis 5-7; Ancylus 2.] Later olive buckram with gilt title on the spine. Three original printed front wrappers bound in.