Pilsbry, H. A. & Sharp, B. (1897-1898). Manual of conchology, structural and systematic, with illustrations of the species. Ser. 1. Vol. 17: Scaphopoda. pp i-xxxii, 1-348, pls 1-48. Philadelphia, published by the Conchological Section, Academy of Natural Sciences. [pp. 1-80, pls. 1-9, 11 May 1897; pp. 81-144, Pl. 10-26, 15 Oct 1897; pp. 145-224, Pl. 27-37, 03 May 1898; pp. 225-348, i-xxxii, Pl. 38-48, 7 Dec 1898].
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Pilsbry, H. A. & Sharp, B.
1897-1898
<i>Manual of conchology, structural and systematic, with illustrations of the species</i>. Ser. 1. Vol. 17: Scaphopoda. pp i-xxxii, 1-348, pls 1-48. Philadelphia, published by the Conchological Section, Academy of Natural Sciences. [pp. 1-80, pls. 1-9, 11 May 1897; pp. 81-144, Pl. 10-26, 15 Oct 1897; pp. 145-224, Pl. 27-37, 03 May 1898; pp. 225-348, i-xxxii, Pl. 38-48, 7 Dec 1898]
