MolluscaBase taxon details
original description
(of Clausilia usitata E. A. Smith, 1896) Smith, E. A. (1896). On a collection of land-shells from Celebes. <em>Proceedings of the Malacological Society of London.</em> 2: 94–103., available online at https://biodiversitylibrary.org/page/15036500
page(s): 100, pl. 7, fig. 27. [details]
basis of record
Nordsieck, H. (2007). Worldwide Door Snails (Clausiliidae), Recent and Fossil. ConchBooks, Hackenheim, 214 pp.
page(s): 33 [details] Available for editors [request]
additional source
Zilch, A. (1949). Studien Paul Ehrmann's über asiatische und südamerikanische Clausiliiden. Archiv für Molluskenkunde, 78 (1/3): 69-98, 3 plates. Frankfurt am Main.
page(s): 72 [details] Available for editors [request]