On the Neoechinorhynchus agilis (Acanthocephala: Neoechinorhynchidae) complex, with a description of Neoechinorhynchus ponticus n. sp. from Chelon auratus in the Black Sea
Omar M. Amin, Meysam Sharifdini, Richard A. Heckmann, Nataliya Rubtsova and Halima Jmii Chine