original description
(of Clausilia (Hemiphaedusa) agna Pilsbry, 1902) Pilsbry, H. A. (1902). Additions to the Japanese land snail fauna. — VI. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 54: 360-382. [August 22]., available online at https://www.biodiversitylibrary.org/page/10309491
page(s): 371 [details]
original description
(of Clausilia pinto Pilsbry, 1901) Pilsbry, H. A. (1901). Notices of new land snails from the Japanese Empire. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 53: 496 [September 16] 497-502 [October 2]., available online at https://www.biodiversitylibrary.org/page/10089527
page(s): 501 [details]
original description
(of Clausilia agna Pilsbry, 1902) Pilsbry, H. A. (1902). Additions to the Japanese land snail fauna. — VI. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 54: 360-382. [August 22]., available online at https://www.biodiversitylibrary.org/page/10309491
page(s): 371 [details]
original description
(of Clausilia (Hemizaptyx) agna spicata Pilsbry, 1909) Pilsbry, H. A. (1909). New Clausiliidae of the Japanese Empire. XI. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 60: 561-585, figs. 1-13, pls. 30-32. Philadelphia. [2 February 1909]., available online at https://www.biodiversitylibrary.org/page/24597511
page(s): 575 [details]
From editor or global species database