H. B.  Preston, ?Descriptions of new Trochid shells from North Queensland.?, Proceedings of the Malacological Society London, vol. 8, pp. 377-378, text figs., 1909.

J. C.  Melvill, ?Report on the marine Mollusca obtained by Mr. J. Stanley Gardiner, F.R.S., among the Islands of the Indian Ocean in 1905.?, Transactions of the Linnean Society, ser.2, vol. 13, pp. 65-139, 1 pl., 1909.