MolluscaBase name details
original description
Gemmellaro, G. G. (1889). La fauna dei Calcari con fusulina della Valle del Fiume sosio nella provincia di Palermo, Fasc 2. Nautiloidea e Gastropoda. <em>Giornale di Scienze Naturali ed Economiche.</em> 20: 37-182., available online at https://www.biodiversitylibrary.org/page/35365223
page(s): 122, pl. 18, figs. 21, 22; pl. 19, fig. 4 [details]
additional source
Batten, R. L. (1985). Permian gastropods from Perak, Malaysia. Part 3: the murchisoniids, cerithiids, loxonematids, and subulitids. <em>American Museum Novitates.</em> 2829:1-40., available online at https://www.biodiversitylibrary.org/page/62324153 [details]