Hidden in the frog: morphological and molecular characterization of Halipegus ovocaudatus (Platyhelminthes: Trematoda), type species of the genus Halipegus Looss, 1899. - Kirillova, Nadezhda Yu.; Kirillov, Alexander A.; Chikhlyaev, Igor V.; Shchenkov, Sergei V. (Systematic Parasitology, 2024)