Genus Roissya ex R. P. Lesson, ms, Schaufuss, 1869
(3-4-4-0-10-3-1-31-0-0-0-0-0) Syn. Roissy, Paetel, 1875 [=Crassatella J. B. P. A. de Lamarck, 1799] Ref. Vokes, 1980 p 124