Traits taxon details
original description
(of ) Olsson, A. A. (1922). The Miocene of northern Costa Rica with notes on its general stratigraphic relations. <em>Bulletins of American Paleontology.</em> 9(39): 173-481 [1-309], pls 1-32 [4-35]., available online at https://www.biodiversitylibrary.org/page/46040597 page(s): 410-411, pl. 32, figs. 2-3 [details]
basis of record
Bertsch, H., Groves, L. T. & Dees, R. (2025). Invertebrate eponyms honoring women members of the Western Society of Malacologists. <em>The Western Society of Malacologists, Occasional Papers.</em> Number 4: 1-270, pls. 1-S263A-L. page(s): 64, pls. S173a-d [details] Available for editors 
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