Nath, R., and Chiplonker, G. W., 1938. Palaeontological study of gastropods from Lari and Bagatora, Sind. Proceedings of the Indian Academy of Sciences, section B (6 ): 232 -250 .
New Species-Group Names:
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vredenburgi Nath & Chiplonker, 1938. p. 234. pl. xvi. f. 2.
