original description
Guppy, R. J. L. (1867). On the Tertiary fossils of the West-Indies, with especial reference to the classification of the Kainozoic rocks of Trinidad. <em>Proceedings of the Scientific Association of Trinidad.</em> 1(3): 145-176., available online at https://www.biodiversitylibrary.org/page/54074979
page(s): 156, 170 [details]
additional source
Guppy, R. J. L. (1874). On the West Indian Tertiary fossils. <em>The Geological Magazine, new series, Decade 2.</em> 1(9):404-411, pls. 16-17; 1(10): 433-446 [Plate 18 was published in Vol. 1(10).]., available online at https://www.biodiversitylibrary.org/page/32525721
page(s): 408, pl. 18, fig. 14 [details]
From editor or global species database
Type locality Matura, Trinidad [details]