Prashad, B. 1921. Report on a collection Sumatran molluscs from fresh and brackish water. Records of the Indian Museum 22: 461-507. https://www.biodiversitylibrary.org/page/11202042#page/557/mode/1up.
Prashad, 1921. Rec. Ind. Mus. 22: 505, pl. 14, fig. 17.