MolluscaBase name details
original description
(of Helix polillensis L. Pfeiffer, 1861) Pfeiffer, L. (1861). Descriptions of new land-shells, in the collection of H. Cuming, Esq. <em>Proceedings of the Zoological Society of London.</em> 29 (12–13): 190–196. London [30 September]., available online at https://biodiversitylibrary.org/page/28672714
page(s): 190, 191 [details]
basis of record
Pilsbry, H. A. (1893-1895). <i>Manual of conchology, structural and systematic, with illustrations of the species</i>. Ser. 2, Pulmonata. Vol. 9: Helicidae, Vol. 7, Guide to the study of Helices. pp 1-225, pls 1-61. Philadelphia, published by the Conchological Section, Academy of Natural Sciences. [pp. 1-48, pls 1-14, 16 Nov 1893; pp. 49-112, pls 15-28, 19 Mar 1894; pp. 113-160, pls 29-40, 27 Jul 1894; pp. 161-366, pls 41-71, i-xlviii, 2 Feb 1895; index 1-126, April 1895]. , available online at https://www.biodiversitylibrary.org/page/1102607
page(s): 222 [details]
additional source
Barnett, J. L. (1984). Philippine land snails III: The Polillo group. <em>Hawaiian Shell News.</em> 32(3): 11., available online at https://www.conchology.be/?t=5002&year=1984&volume=3&hsn=10289
page(s): lower 2 rows of figs. [details]