MolluscaBase name details
original description
(of Helix (Plectotropis) mariella H. Adams, 1870) Adams, H. (1870). Descriptions of ten new species of land and freshwater shells collected by Robert Swinhoe, Esq., in China and Formosa. <em>Proceedings of the Zoological Society of London.</em> 1870: 377-379, pl. 27., available online at https://biodiversitylibrary.org/page/28555227
page(s): 377, pl. 27, fig. 5. [details]
basis of record
Heude, P. M. (1882-1890). Notes sur les mollusques terrestres de la vallée du Fleuve Bleu. <em>Mémoires concernant l'histoire naturelle de l'Empire chinois.</em> 1 (2): 2 + 1-87, pls. 12-21 [1882]; 1 (3): 89-132, pls. 22-32 [1885]; 1 (4): 125-188, pls. 33-43 [1890]., available online at https://www.biodiversitylibrary.org/page/34061405
page(s): 108, plate 28, figs 8-8a [details]