Dr. Murai Éva szerk.: Parasitologia Hungarica 23. (Budapest, 1990)

P. magnus is one of the most widespread acanthocephalans of waterfowl in East Europe and Central Asia (KHOKHLOVA 1986). This is its first record for Hungary. Fig. 5: Polymorphus magnus - N 10607-1-2: a - female (anterior part); b - proboscis; c - longitudinal row hooks; d - egg.