MolluscaBase taxon details
original description
(of Cyclotus umbraticus van Benthem Jutting, 1949) Benthem Jutting, W. S. S. van. (1949). On a collection of non-marine Mollusca from Malaya in the Raffles Museum, Singapore, with an appendix on cave shells. <em>Bulletin of the Raffles Museum.</em> 19: 50–77.
page(s): 54-55, pl. 1, fig. 1 [details] Available for editors [request]
basis of record
Sutcharit, C.; Tongkerd, P.; Panha, S. (2014). The land snail genus Pterocyclos Benson, 1832 (Caenogastropoda: Cyclophoridae) from Thailand and Peninsular Malaysia, with descriptions of two new species. <em>Raffles Bulletin of Zoology.</em> 62: 330–338., available online at https://lkcnhm.nus.edu.sg/app/uploads/2017/06/62rbz330-338.pdf [details]