Dr. Kassai Tibor - Dr. Murai Éva szerk.: Parasitologia Hungarica 6. (Budapest, 1973)

WELCH, H. E.: Hew species of Gasteromermis

, Isomermis and Mesomermis (Hematoda: Mermithidae

) from fly larvae-Ann. Entomol. Soc. Amer. 55_. 533-542. 1962. Received: 12. 11. 1971 Dr. ALI, M. Department of Economic Entomology, Agricultural College, Al-Azhar University, Cairo Arab Republic of Egypt Present address: Növényvédelmi Kutató Intézet, 3860 Keszthely, Felszabadulás u. l/a, Hungary