Adam, W.; Van Goethem, J. L. (1978). Revision du sous-genre Parennea Pilsbry du genre Ptychotrema Mörch (Mollusca-Pulmonata-Streptaxidae). <em>Études du Continent Africain.</em> 5: 1-79. page(s): 25, fig. 17. [details] Available for editors [request]
Type locality contained in Democratic Republic of the Congo
type locality contained in Democratic Republic of the Congo [details]
MolluscaBase eds. (2021). MolluscaBase. Ptychotrema (Ennea) ganzae Adam & Van Goethem, 1978. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1307453 on 2024-04-26
original descriptionAdam, W.; Van Goethem, J. L. (1978). Revision du sous-genre Parennea Pilsbry du genre Ptychotrema Mörch (Mollusca-Pulmonata-Streptaxidae). <em>Études du Continent Africain.</em> 5: 1-79. page(s): 25, fig. 17. [details] Available for editors [request]