cestode fauna of hill-stream fishes in garhwal himalayas, india. | ptychobothrium nayarensis n. sp. has been described from two hill-stream fishes, barilius bola(ham.) and schizothorax richardsonii(gray) at 325~750 masl. the new species has been compared with close species. taxometric evaluation of the new species has been done on available data. | 1983 | 12902650 |