MolluscaBase name details
original description
(of Cyclas medius J. De C. Sowerby, 1826 †) Sowerby, J. De C. (1826-1835). The mineral conchology of Great Britain; or coloured figures and descriptions of those remains of testaceous animals or shells, which have been preserved at various times and depths in the Earth. Vol. VI. London, privately published, pp. 1-230 + index [231-235], pls 504-609. [pp. 1-86, pls 504-545 (1826); pp. 87-156, pls 546-580 (1827); pp. 157-200, pls 581-597 (1828); pp. 201-230, pls 598-609, index pp. 231-235 (1829); systematical index (1835)]. , available online at http://www.biodiversitylibrary.org/item/50339
page(s): 51-52, pl. 527, fig. 2 [details]
basis of record
Prime, T. (1860). Synonymy of the Cyclades, a family of Acephalous Mollusca. Part 1. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 12: 267-301., available online at https://www.biodiversitylibrary.org/page/26297414
page(s): 271 [details]