MolluscaBase taxon details
original description
(of Ennea columellaris E. von Martens, 1876) Martens, E. von. (1876). Die von Prof. Dr. R. Buchholz in Westafrika gesammelten Land- und Süsswasser-Mollusken. <em>Monatsbericht der Königlichen Akademie der Wissenschaften zu Berlin.</em> April 1868: 253-274, 5 pls. Berlin., available online at https://www.biodiversitylibrary.org/page/35329600
page(s): 266, pl. 4, figs 19, 20. [details]
basis of record
Adam, W.; Bruggen, A. C. van; Van Goethem, J. L. (1995). Études sur les mollusques terrestres de l'Afrique, à partir des notes de feu le Dr William Adam. 3. <i>Ptychotrema</i> (<i>Ptychotrema</i> s.s., <i>Adjua, Excisa, Mirellia, Nsendwea, Ptychoon, Sphinctostrema</i>) (Gastropoda Pulmonata: Streptaxidae). <em>Bulletin de l'Institute Royal des Sciences Naturelles de Belgique, Biologie.</em> 65: 89-115., available online at https://biblio.naturalsciences.be/rbins-publications/bulletin-of-the-royal-belgian-institute-of-natural-sciences-biologie/65-1995/biologie-1995-65_89-115.pdf
page(s): 90 [details]