Godwin-Austen, H. H. (1889). On a collection of land-shells made in Borneo by Mr. A. Everett with supposed new species. Part I. Cyclostomacae. Proceedings of the Zoological Society of London. 57 (3): 332-335, pls 35-39. London [October].
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Godwin-Austen, H. H.
1889
On a collection of land-shells made in Borneo by Mr. A. Everett with supposed new species. Part I. Cyclostomacae