Abstract: The present study deals with the cestode parasite from fresh water fish channa marulius. This taxonomic study emphasis on n.sp. Circumoncobothrium godavarae tapeworm. This worm is having scolex large, narrow at anterior end and broad at posteriorly, scolex is rounded and bears a prominent rostellum armed with 27 hooks. Two spatulate bothria, testes 100-120 in number, genital pore small, ovary bilobed dumbbell shaped, vitellaria follicular.