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SEY, O. (1973): Histological characterization of the pharynx, genital atrium and the acetabulum of Nematophila grande (Diesing, 1839) (Trematoda, Pararnphistomata). Parasit. Hung., jL 63-67. SEY, O. (1975): Histological examination on the muscular organs of some Amphistomes (Trematoda, Pararnphistomata). - Parasit. Hung., jL_ 55-59. TANDON, R.S. (1970): The Amphibian Genus of Amphistome, Pseudochiorchis Yamaguti, 19 58, recovered from Chelonians at Lucknow, and its synonymity with the genus Kachugotrema Dwivedi, 1967. - Folia Parasit. (Praha), 17. 293-297. Received: 15 November, 1977 Dr. SEY, O. Department of Zoology, College of Education, H-7644 Pécs, If jus ág u. 6. Dr. PALMIERI, J.R. University of California, ICMR, Institute for Medical .Research, Jalan Pahang Kuala Lumpur 02-14, Malaysia