Linguatula serrata

Linguatula serrata is a cosmopolitan zoonotic parasite, belonging to the Pentastomida order, also known as tongue worms. They are wormlike parasites of the respiratory systems of vertebrates. They live in the nasopharyngeal region of mammals. Cats, dogs, foxes, and other carnivores are normal hosts of this parasite. Apparently, almost any mammal is a potential intermediate host.