Gupta, Sushma, and S. Khera. 1992. “On <I>Thelohanellus ophthalmicus< I> (Myxozoa : Myxosporea) and Histopathological Changes Due to This Parasite in the Gills of <I>Catla Catla< I>”;. Records of the Zoological Survey of India 91 (2):263-70. https://doi.org/10.26515/rzsi/v91/i2/1992/160950.