Work found, with species-group names introduced therein:
Félix-Alves, I. A. V. and F. Fernandes. 1989. Results of the first I.P.M. expedition to the S. Tomé e Principe Archipelago (Gulf of Guinea, West Africa). Part I. The family Mitridae (Mollusca: Gastropoda). Açoreana 7 25-40. Mitra barbadensis santomensis, see Mitra barbadensis (Gmelin, 1791)