Cyclotropis
Literature
| Authors | Title |
Year of Publication |
|---|---|---|
| S.Y. Chan | A brief collecting trip to Perak, West Malaysia. part one. | 1998 |
| S.Y. Chan | Non marine mollusks from Selangor, West Malaysia, with a comparison note on introduced species | 1997 |
| R.A.M. Brandt | The non-marine aquatic Mollusca of Thailand | 1974 |
| O.F. von Moellendorff | On the land and freshwater shells of Perak | 1891 |
| Description of thirteen new species of exotic Peristomata | 1856 |