MolluscaBase name details
original description
(of Cyclostoma (Leptopoma) signatum L. Pfeiffer, 1857) Pfeiffer, L. (1857). Descriptions of sixteen new species of Pneumonopoma, from the collection of H. Cuming, Esq. <em>Proceedings of the zoological Society of London.</em> 24 (321) [“1856”]: 336; 24 (322) [“1856”]: 337–339. London [10 March] & [8 May]. page(s): 338 [details]
basis of record
Kobelt W. (1902). Das Tierreich. Eine Zusammenstellung und Kennzeichnung der rezenten Tierformen. 16. Lieferung. Mollusca. Cyclophoridae. <em>Das Tierreich.</em> XXXIX + 662 pp., 1 map. [July]. Berlin (R. Friedländer)., available online at https://biodiversitylibrary.org/page/1000211 page(s): 14 [details]
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