Nevill, G. & H. Nevill. 1871. Descriptions of new Mollusca from the eastern regions. Journal of the Asiatic Society of Bengal 40: 1-11. https://www.biodiversitylibrary.org/page/35630807.
Nevill & Nevill, 1871. J. Asiat. Soc. Bengal 40: 9, pl. 1, figs. 4a-d.