MolluscaBase taxon details
original description
(of Helix monochroa G. B. Sowerby I, 1841) Sowerby, G. B. I. (1841). Descriptions of new species of the family Helicidae, collected by Mr. H. Cuming in the Philippine Islands (continuation). <em>Proceedings of the Zoological Society of London.</em> 9: 1-3 [September]., available online at https://biodiversitylibrary.org/page/30679623
page(s): 1 [details]
additional source
Barnett, J. L. (1985). Philippine land snails: The colorful species of remote Palawan Province. <em>Hawaiian Shell News.</em> 33(6): 5., available online at https://www.conchology.be/?t=5002&year=1985&volume=6&hsn=10304
note: top row, 2nd fig. from left [details]
new combination reference
Clench, W. J. & Turner, R. D. (1952). <i>Mesanella</i>, a new genus in the Camaenidae. <em>The Nautilus.</em> 66(1): 32., available online at https://www.biodiversitylibrary.org/page/8523333 [details]