Notocotylus ephemera (Nitzsch, 1817)
Intermediate host: Pl аnorbis plаnorbis ( Gastropoda: Planоrbidae).
Cercarian group: monostome.
Habitat: freshwater.
Definitive host group: birds.
Localities: Republic of Karakalpakstan, Fergana Valley, northeastern part.
References: Nasimov (1967), Arystanov (1969 a, 1976, 1980), Azimov, Kabilov (1977), Shakarboyev et al. (2012).