original description
Pallary, P. (1922). Faune malacologique du Grand Atlas. Journal de Conchyliologie, 66 (2) [1921]: 89-154, pl. 3-5; 66 (3) [1921]: 185-217. Paris. [30 March and 20 June, respectively]., available online at https://www.biodiversitylibrary.org/page/15981015
page(s): 125-126, pl. 5 fig. 10-11 [details]
From editor or global species database
Type locality fossé du poste d'Azilal, sous les pierres [details]