MolluscaBase taxon details
basis of record
Keen, A. M. (1971). Sea Shells of Tropical West America. Marine mollusks from Baja California to Peru. ed. 2. Stanford University Press. xv, 1064 pp., 22 pls. [details]
additional source
Rubio F., Rolán E. & Fernández-Garcés R. (2015). Revision of the genera <i>Parviturbo</i> and <i>Pseudorbis</i> (Gastropoda, Skeneidae). <em>Iberus.</em> 33(2): 167-259., available online at https://www.zenodo.org/record/4586816 [details]