eng International Academy of Ecology and Environmental Sciences Proceedings of the International Academy of Ecology and Environmental Sciences 2220-8860 2015-06-1 5 2 83 88 4 article C. R. Sreeraj crsreeraj@gmail.com 1 2 C. Raghunathan 1 Zoological Survey of India, Andaman and Nicobar Regional Centre, National Coral Reef Research Institute, Port Blair - 744102, Andaman and Nicobar Islands, India National Centre for Sustainable Coastal Management, Ministry of Environment, Forests and Climate Change, Koodal Building, Anna University Campus, Chennai - 600025, Tamil Nadu, India Although the Polycladida (Platyhelminthes) are prominent members of many reef communities, no comprehensive surveys exist for the Nicobar group of Islands, India. A total of 7 species of polyclads were collected from the reef areas of the Nancowry group of Islands in Nicobar region. The polyclads reported through this study are new to Nicobar group of Islands while, Cycloporus venetus Newman and Cannon, 2002; Phrikoceros mopsus (Marcus, 1952); Pseudobiceros uniarborensis Newman and Cannon, 1994 and Pseudobiceros stellae Newman and Cannon, 1994 are first records for the Indian waters. http://www.iaees.org/publications/journals/piaees/articles/2015-5(2)/coral-reef-dwelling-polyclads.pdf Polycladida Phirkoceros Pseudobiceros Cycloporus Nancowry India