MolluscaBase taxon details
original description
(of Clausilia grayana L. Pfeiffer, 1846) Pfeiffer, L. (1846). Symbolae ad historiam Heliceorum. Sectio tertia. 1–100. Cassellis: Th. Fischer [< 26 August]., available online at https://biodiversitylibrary.org/page/12254325
page(s): 94 [details]
original description
(of Clausilia graeca L. Pfeiffer, 1850) Pfeiffer, L. (1850). Descriptions of thirty new species of <i>Tornatellina</i>, <i>Cylindrella</i>, and <i>Clausilia</i>, from the collection of H. Cuming, Esq. <em>Proceedings of the zoological Society of London.</em> 17 (198) [“1849”]: 134-141. London [30 June]., available online at https://www.biodiversitylibrary.org/page/30572569
page(s): 137 [details]
basis of record
Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16th, 2017. [details]