MolluscaBase name details
original description
(of Pterocyclos bilabiatus W. H. Benson, 1835) Benson, W. H. (1835). Conchological notices; chiefly relating to the land and freshwater shells of the Gangetic Provinces of Hindoostan. <em>Zoological Journal.</em> 5: 458-466., available online at https://www.biodiversitylibrary.org/page/13381168
page(s): 462 [details]
basis of record
Ramakrishna, Mitra, S, C. & Dey, A. (2010). Annotated checklist of Indian land molluscs. <em>Zoological Survey of India, Kolkata, 359 pp.</em>
page(s): 76 [details] Available for editors [request]
additional source
Naggs, F. & Raheem, D. (2000). Land snail diversity in Sri Lanka. An illustrated guide prepared for the launch of the Darwin Initiative programme. Photography by Harold Taylor. The Natural History Museum, London. pages i-xiii, 1-203. 246 coloured plates. ISBN 0565091514 (printed version), ISBN 0565091565 (compact disc)., available online at https://www.nhm.ac.uk/our-science/data/tropical-land-snails/taxa.dsml [details]
additional source
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): 163 [details]