Sowerby, G. B. I. (1841). Descriptions of new species of the family Helicidae, collected by Mr. H. Cuming in the Philippine Islands (continuation). Proceedings of the Zoological Society of London. 9: 17–18, 19–20. [September].
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Sowerby, G. B. I
1841
Descriptions of new species of the family Helicidae, collected by Mr. H. Cuming in the Philippine Islands (continuation).