de Silva, R.I. (2020)
Range extension of the sicklefin chimera Neoharriotta pinnata Schnakenbeck,1931 (Chimaeriformes: Rhinochimaeridae) to include Sri Lanka and a note on sharks in freshwater. Loris, 28(6), 44–47
Ebert, D.A. & de Silva, R.I. & Goonewardena, M.L. (2017)
First record of the Dwarf False Catshark, Planonasus parini (Carcharhiniformes: Pseudotriakidae) from Sri Lanka. Loris, 27(5/6), 63–64
de Silva, R.I. (2016)
The Shark Killers. Loris, 28, 44–48
de Silva, R.I. (2015)
Sharks of Sri Lanka. Field Ornithology Group of Sri Lanka, 2015
de Silva, R.I. (2014)
The Pondicherry Shark Carcharhinus hemiodon in Marine and Freshwater Habitats in Sri Lanka. Loris, 27(1&2), 46–48
de Silva, R.I. (2013)
First Record of a Prickly Shark Echinorhinus cookei Pietschmann, 1928 From the Indian Ocean Including Sri Lanka. Journal of the Wildlife and Nature Protection Society of Sri Lanka, 2013, 55–56
de Silva, R.I. (2011)
Does the ganges shark Glyphis gangeticus stray to Sri Lanka? Journal of Bombay Natural History Society, 108(2), 136
de Silva, R.I. (2006)
Taxonomy and Status of the Sharks and Rays of Sri Lanka. In The Fauna of Sri Lanka(2006): 294–301
de Silva, R.I. (1986)
A natural history of the sharks of Sri Lanka. Loris, 17(4), 151–164