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J. Gonzalez Hidalgo, ?Catálogo de los moluscos testáceos de las islas Filipinas, Joló y Marianas?, Revista de la Real Academia de Ciencias, vol. 3, pp. 9-64, 1905.

N. H.  Odhner, ?Results of Dr. E. Mjöbergs Swedish scientific expeditions to Australia 1910-1913. XVII. Mollusca?, Kungl. Svenska Vetenskapsakademiens Handlingar, vol. Band 52, pp. 1-115, 1917.

G. B.  Sowerby, Appendix to marine shells of South Africa: a catalogue of all the known species with references to figures in various works, descriptions of new species, and figures of such as are new, little known, or hitherto unfigured. London: Sowerby, 1897, p. 42.