basis of record
Pilsbry, H. A. (1919). A review of the land mollusks of the Belgian Congo chiefly based on the collections of the American Museum Congo Expedition, 1909-1915. <em>Bulletin of the American Museum of Natural History.</em> 40: 1-370, pls I-XXIII.
page(s): 160 [details]
basis of record
Ortiz de Zárate López, A. & Ortiz de Zárate Rocandio, A. (1959). Descripción de los moluscos terrestres de la isla de Fernando Poo (familia Achatinidae). 1-123, pls. 1-8. Insituto de Estudios Africanos, Madrid.
page(s): 105, pl. 7, figs 129-130 [details] Available for editors [request]
From editor or global species database