Tehran University of Medical Sciences Iranian Journal of Parasitology 1735-7020 2 4 2007 12 15 44 47 I Mobedi Gh Mowlavi A Rahno K Turner Mobedi A Mojaradi 2015 10 03 Pachysentis canicola (Meyer, 1931) is an acanthocephalan belonging to the class Oligacanthorhynchida. These species parasitize canids and other carnivores as definitive hosts which are followed by ingestion of an infected arthropod as its biological intermediate host. We present here a natural occurrence of P. canicola in fox from Iran with special attention to its morphological characteristics. https://ijpa.tums.ac.ir/index.php/ijpa/article/view/42 https://ijpa.tums.ac.ir/index.php/ijpa/article/download/42/41