Rao, S. N. R. (1942). Cretaceous Orbitoids from the Upper Ariyalur beds (Maestrichtian) of the Trichinopoly District, S. India. Mysore University Journal, New Series Section B. 2, 61–66.
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Rao, S. N. R.
1942
Cretaceous Orbitoids from the Upper Ariyalur beds (Maestrichtian) of the Trichinopoly District, S. India