| thelohanellus niloticus sp. nov. (myxozoa: myxosporea), a parasite of the nile carp labeo niloticus from the river nile, egypt. | in the present study, the morphology and morphometric characterization of thelohanellus niloticus sp. nov., a new myxozoan belonging to genus thelohanellus kudo, 1933 (myxosporea, bivalvulida) infecting the gills of labeo niloticus (osteichthyes, cyprinidae), were described for the first time from the river nile at el-minia governorate, egypt. forty-one out of 78 (52.6 %) of the examined fish were infected. the infection was observed as irregular, milky whitish, cyst-like plasmodia (up to 0.8 mm ... | 2013 | 23073570 |