original description
Guppy, R. J. L. (1868). Further additions to the catalogue of the land and freshwater Molluska of Trinidad. <em>Proceedings of the Scientific Association of Trinidad.</em> 1(5):237-245., available online at https://www.biodiversitylibrary.org/page/54075248#page/305/
page(s): 241 [details]
additional source
Guppy, 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 at https://www.biodiversitylibrary.org/page/16283512
page(s): 109 [details]
additional source
Guppy, R. J. L. (1893). The land and freshwater Mollusca of Trinidad. <em>Journal of Conchology.</em> 7: 210-231., available online at https://www.biodiversitylibrary.org/page/31573704
page(s): 217 [details]
additional source
Robinson, D. G., Fields, A. & Zimmerman, F. J. (2004). The terrestrial malacofauna of Trinidad and Tobago. <em>Interim report.</em> 1-21.
page(s): 15 [details] Available for editors [request]
additional source
Dall, W. H. (1889). Note on two helices new to the fauna of the United States. <em>The Nautilus.</em> 3(3): 25-26., available online at https://www.biodiversitylibrary.org/page/12596399 [details]
additional source
Crosse, H. (1890). Faune malacologique terrestre et fluviatile de l'Ile de la Trinité (Antilles). <em>Journal de Conchyliologie.</em> 38: 35-65, pl. 2. Paris., available online at https://www.biodiversitylibrary.org/page/15928526#page/41/
page(s): 40 [details]
additional source
Guppy, R. J. L. (1871). Notes on some new forms of terrestrial and fluviatile Mollusca found in Trinidad. <em>American Journal of Conchology.</em> 6(4): 306–311, pl. 17, figs. 1-12., available online at https://www.biodiversitylibrary.org/page/6992038
page(s): 307 [details]
additional source
Guppy, 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 at https://www.biodiversitylibrary.org/page/54077973
page(s): 23 [details]
additional source
Guppy, 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 at https://www.biodiversitylibrary.org/page/28501545
page(s): 321 [details]
source of synonymy
Smith, E. A. (1896). A list of the land and freshwater Mollusca of Trinidad. <em>Journal of Conchology.</em> 8: 231-251, pl. 8, London., available online at https://www.biodiversitylibrary.org/page/31980809#page/253/mode/1up
page(s): 240; note: Assigned as a synonym of Thysanophora diosoricola (C. B. Adams, 1845). [details]
source of synonymy
Thompson, F. G. (2011). An annotated checklist and bibliography of the land and freshwater snails of México and Central America. <em>Florida Museum of Natural History Bulletin.</em> 50(1): 1-299. [details] Available for editors [request]
From editor or global species database
Type locality Trinidad and Tobago, Trinidad Island, Laventille and Maracas [details]