MolluscaBase name details
original description
(of Clausilia sieversi L. Pfeiffer, 1871) Pfeiffer, L. (1871). Beschreibung neuer Landschnecken. <em>Malakozoologische Blätter. Cassel (Theodor Fischer).</em> 18 (3): 69-71 [Juli 1871]., available online at https://www.biodiversitylibrary.org/page/35502775
page(s): 70 [details]
basis of record
Mousson, A. (1873). Coquilles recueillies par M. le Dr Sievers dans la Russie Méridionale et Asiatique. Journal de Conchyliologie, 21 (3): 193-230, pl. 7-8. Paris [16 July]. [reprint: 1-39 (with alterations in lay-out), pl. 7-8]., available online at https://www.biodiversitylibrary.org/page/15145068
page(s): 214-215, pl. 8, fig. 4 [details]