original description
(of Planorbis metidjensis Forbes, 1838) Forbes, E. (1838). On the land and freshwater mollusca of Algiers and Bougia. <em>Annals of Natural History.</em> 2 (10): 250-255, pl. 11-12 [plates published in Feb. 1839]., available online at https://www.biodiversitylibrary.org/page/2278430
page(s): p. 254, Pl. 12 Fig. 5 [details]
original description
(of Planorbis dufourii Graells, 1846) Graells, M.P. (1846). Catalogo de los moluscos terrestres y de agua dulce observados en España, y descripción y notas de algunas especies nuevas o poco conocidas del mismo país. Viuda é Hijos de Don Antonia Calleja, Madrid, and Calleja, Ojea y Compañia, Lima. vii + 23 pp., 1 pl., available online at https://www.biodiversitylibrary.org/page/14891373
page(s): 11-17, pl. 1 fig. 11-13 [details]
basis of record
Welter-Schultes, F.W. (2012). European non-marine molluscs, a guide for species identification. <em>Planet Poster Editions, Göttingen.</em> A1-A3, 1–679, Q1-Q78.
page(s): 67 [details]
additional source
Brown D. S. (1994). <i>Freshwater snails of Africa and their medical importance</i>, revised 2nd edition. London: Taylor & Francis. pp. i-x, 1-607.
page(s): 206, fig. 101c. [details] Available for editors [request]
From editor or global species database
Type locality Type locality: Algeria, Mitidjah marsh [details]