Pfeiffer, L. (1850). Descriptions of twenty-four new species of Helicea, from the collection of H. Cuming, Esq. Proceedings of the Zoological Society of London. 17 (197-198) [“1849”]: 126–131. London [30 June].
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Pfeiffer, L.
1850
Descriptions of twenty-four new species of Helicea, from the collection of H. Cuming, Esq