Pfeiffer, L. (1849). Description of twenty-nine new species of Helicina, from the collection of H. Cuming, Esq. Proceedings of the zoological Society of London. 16 (187-188) [“1848”]: 119–125. London [25 April].
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Pfeiffer, L.
1849
Description of twenty-nine new species of <i>Helicina</i>, from the collection of H. Cuming, Esq.