Pilsbry, H. A. (1889-1890). Manual of conchology, structural and systematic, with illustrations of the species. Ser. 2, Pulmonata. Vol. 5: Helicidae, vol. 3. pp 1-216, pls 1-64. Philadelphia, published by the Conchological Section, Academy of Natural Sciences. [pp. 1-64, pls 2-16, 17 April 1889; pp. 65-128, pls 1, 17-23, 3 July 1889; pp. 129-176, pls 22-44, 30 September 1889; pp. 177-216, pls 45-64, 7 March 1890].
377742
Pilsbry, H. A.
1889-1890
<i>Manual of conchology, structural and systematic, with illustrations of the species</i>. Ser. 2, Pulmonata. Vol. 5: Helicidae, vol. 3. pp 1-216, pls 1-64. Philadelphia, published by the Conchological Section, Academy of Natural Sciences. [pp. 1-64, pls 2-16, 17 April 1889; pp. 65-128, pls 1, 17-23, 3 July 1889; pp. 129-176, pls 22-44, 30 September 1889; pp. 177-216, pls 45-64, 7 March 1890]