Work found, with species-group names introduced therein:
Rios, E. C. and L. R. L. Simone. 2005. A new species of Falsimargarita (Gastropoda: Vetigastropoda: Trochidae) from the South Atlantic Ocean. Nautilus 119 169-173. [Stated date: 30 Dec 2005.] Falsimargarita stephaniae