Sinônimos: Pleurotoma gemma E. A. Smith, 1884; Pleurotoma (Clathurella) gemma E. A. Smith, 1884; Pleurotoma helenensis E. A. Smith, 1884
Descrição original: Smith, E. A. (1884). Diagnoses of new species of Pleurotomidae in the British Museum. Annals and Magazine of Natural History. ser. 5, 14: 317-329., available online at https://www.biodiversitylibrary.org/page/51245617page(s): 322