original description
Melvill, J. C. (1895). Descriptions of four new species of <i>Engina</i> and a new species of <i>Defrancia</i>. <em>Proceedings of the Malacological Society of London.</em> 1: 226-228, pl. 14., available online at https://www.biodiversitylibrary.org/page/15167533
page(s): 227, pl. 14, fig. 14 [details]
source of synonymy
Cernohorsky W.O. (1975). Supplementary notes on the taxonomy of buccinid species of the subfamily Pisaniinae (Mollusca: Gastropoda). <em>Records of the Auckland Institute and Museum.</em> 12: 175-211., available online at https://www.jstor.org/stable/42906227
page(s): 186 [details]
From editor or global species database
Type locality 'China Seas' [details]