Loyal, R.S. (1984)
On a new species of a stingray fish from Subathu Formation, Subathu, Himachal Pradesh, India.
Bulletin of the Indian Geologists Association, 17(1), 57–65
Kumar, K. & Loyal, R.S. (1987)
Eocene ichthyofauna from the Subathu Formation, northwestern Himalaya, India.
Journal of the Palaeontological Society of India, 32, 60–84