Traits taxon details
original description
Verdcourt, B. (1953). Notes on the snails of north-east Tanganyika Territory. 6. Five new species and varieties of Gulella from the Usambaras. <em>Proceedings of the Malacological Society of London.</em> 30: 36–39. page(s): 36. [details]
basis of record
Verdcourt, B. (2006). A revised list of the non-marine Mollusca of East Africa (Kenya, Uganda and Tanzania, excluding Malawi). B. Verdcourt, Maidenhead. Pp. 1–75. page(s): 47 [details] Available for editors 
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