Godwin-Austen, H. H. (1890). On supposed new species of land-Mollusca from Borneo belonging to the genera Opisthostoma and Diplommatina. Annals and Magazine of Natural History. (6) 6 (33): 244-246, pls 7. London [1 September].
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Godwin-Austen, H. H.
1890
On supposed new species of land-Mollusca from Borneo belonging to the genera <i>Opisthostoma</i> and <i>Diplommatina</i>