Guppy, R. J. L. (1866). On the terrestrial and fluviatile Mollusca of Trinidad. <em>Annals and Magazine of Natural History, series 3.</em> 17: 42-56., available online athttps://www.biodiversitylibrary.org/page/16057071 page(s): 54 [details]
original descriptionGuppy, R. J. L. (1866). On the terrestrial and fluviatile Mollusca of Trinidad. <em>Annals and Magazine of Natural History, series 3.</em> 17: 42-56., available online athttps://www.biodiversitylibrary.org/page/16057071 page(s): 54 [details]
additional sourceGuppy, R. J. L. (1866). Catalogue of the land and freshwater Mollusca of Trinidad. <em>Proceedings of the Scientific Association of Trinidad.</em> 1(1): 10-35., available online athttps://www.biodiversitylibrary.org/page/54074897 page(s): 35 [details]
additional sourceGuppy, R. J. L. (1872). Third series of additions to the catalogue of the land and freshwater Mollusca of Trinidad: with a revised list of all the species. <em>Proceedings of the Scientific Association of Trinidad.</em> 2(1): 17-25., available online athttps://www.biodiversitylibrary.org/page/54077973 page(s): 25 [details]
additional sourceGuppy, R. J. L. (1875). On the occurrence of <i>Helix coactiliata</i> in Trinidad; with remarks on the distribution of the land and freshwater Mollusca of that island. <em>Proceedings of the Zoological Society of London.</em> 1875: 318-322., available online athttps://www.biodiversitylibrary.org/page/28501545 page(s): 321 [details]
additional sourceGuppy, R. J. L. (1875). A list of the land and freshwater shells of Trinidad, showing the distribution of the species. <em>The Quarterly Journal of Conchology.</em> 1(7): 109-110., available online athttps://www.biodiversitylibrary.org/page/16283512 page(s): 110 [details]