Suface topography of adult Anchitrema sanguineum (Sansio, 1894) Looss, 1899 and Prosthodendrium (Prosthodendrium) urna (Looss, 1907) Dollfus, 1931 infecting bats in Upper Egypt (Qena).

Anchitrema sanguineum and Prosthodendrium (Prosthodendrium) urna are two digenean trematodes infecting many species of bats in Egypt. The surface topography of them was studied by scanning electron microscopy. Examination of A.