MolluscaBase name details
original description
Pfeiffer, L. (1845). Descriptions of twenty-two new species of <i>Helix</i>, from the collections of Miss Saul, Walton Esq., and H. Cuming, Esq. <em>Proceedings of the Zoological Society of London.</em> 13 (148/149): 71–75. London [31 October]., available online at https://www.biodiversitylibrary.org/page/12862567
page(s): 73 [details]
additional source
Blanford, W. T. (1861). Note on a species of <i>Plectopylis</i>, Benson, occurring in southern India. <em>Annals and Magazine of Natural History.</em> (3) 7(40): 244-246., available online at https://www.biodiversitylibrary.org/page/16086994#page/260/mode/1up
note: Not a Plectopylis; it is Ruthvenia retifera (L. Pfeiffer, 1858) [details]