MolluscaBase name details
original description
(of Ennea perakensis Godwin-Austen & G. Nevill, 1879) Godwin-Austen, H. H. & Nevill, G. (1879). Descriptions of shells from Perak and the Nicobar Islands. <em>Proceedings of the Zoological Society of London for 1879.</em> 47 [“1879”] (4): 734-740, pls 59-60. London [April]., available online at https://biodiversitylibrary.org/page/28521906
page(s): 735-736, pl. 59, fig. 2 [details]
basis of record
Möllendorff, O. F. von. (1891). On the land and freshwater shells of Perak. <em>Proceedings of the Zoological Society of London.</em> 1891: 330-348, pl. 30., available online at https://biodiversitylibrary.org/page/31940494
page(s): 331 [details]