MolluscaBase taxon details
original description
Verdcourt, B. (1974). A new species of Gulella Pfeiffer from the Usambara Mountains, Tanzania. <em>Archiv für Molluskenkunde.</em> 104: 57-58. [details] Available for editors [request]
additional source
Zilch, A. (1983). Die Typen und Typoide des Natur-Museums Senckenberg, 71: Mollusca: Streptaxacea (2): Haplotrematidae, Systrophiidae, Rhytididae, Streptaxidae (Nachträge zu Teil 24). <em>Archiv für Molluskenkunde.</em> 113 (1/6): 117–149; 231–233, Taf. 11–13.
page(s): 134 [details] Available for editors [request]