MolluscaBase taxon details
original description
(of Cyclostoma costulatum var. hyrcanum E. von Martens, 1874) Martens, E. von. (1874). Ueber vorderasiatische Conchylien nach den Sammlungen des Prof. Hausknecht. In: L. Pfeiffer (ed.). <em>Novitates Conchologicae, Series 1, Supplement.</em> 5: i-vi, 7-127, p. 1-9. Cassel (Theodor Fischer) [between 21 January and 1 April]., available online at https://www.biodiversitylibrary.org/page/12980992
page(s): 30 [details]
original description
(of Cyclostomus caspicus Mousson, 1876) Mousson, A. (1876). Coquilles recueillies par M. le Dr Sievers dans les contrées Transcaucasiques. <em>Journal de Conchyliologie.</em> 24(1): 24-51, pl. 2, 4. Paris [1 March]., available online at https://www.biodiversitylibrary.org/page/16071304
page(s): 46–47, pl. 4 figs 2, 2a–c [details]
basis of record
Sysoev, A. V. & Schileyko, A. A. (2009). Land snails and slugs of Russia and adjacent countries. <em>Sofia/Moskva (Pensoft).</em> 312 pp., 142 plates. [June] [= Pensoft Series Faunistica No 87].
page(s): 14, Fig. 2H [details] Available for editors [request]