MolluscaBase taxon details
original description
(of Helix planulata Lamarck, 1822) Lamarck, [J.-B. M.] de. (1822). Histoire naturelle des animaux sans vertèbres. Tome sixième, 2me partie. Paris: published by the Author, 232 pp., available online at http://biodiversitylibrary.org/page/13181853
page(s): 73 [details]
basis of record
Clench, W. J. & Archer, A. F. (1931). Land shells from Lubang Island, Philippines. <em>Occasional Papers of the Boston Society of Natural History.</em> 5: 333-339, pl. 17., available online at https://www.biodiversitylibrary.org/page/34576677
page(s): 334 [details]
additional source
Barnett, J. L. (1984). Philippine land snails: The species of Central and Southern Luzon. <em>Hawaiian Shell News.</em> 32(10): 5., available online at https://www.conchology.be/?t=5002&year=1984&volume=10&hsn=10296
page(s): Fig. 12 [details]