Cooper, M. R. (1990). A new genus of Rutitrigoniinae (Bivalvia, Trigoniacea) from the Lower Cretaceous (Aptian) of Zululand. Annals of the South African Museum. 99: 23-29.
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Cooper, M. R.
1990
A new genus of Rutitrigoniinae (Bivalvia, Trigoniacea) from the Lower Cretaceous (Aptian) of Zululand