Work found, with species-group names introduced therein:
Simone, L. R. L. 1995a.Thala crassa new species of Costellariidae (Gastropoda, Muricoidea) from the southern coast of Brazil. Bulletin of Marine Science 56 805-812. [Stated date: -- May 1995; true date: pre 2 June.] Thala crassa, see Nodicostellaria crassa (Simone, 1995)