Hasstilesia ovis (Orloff, Erschoff et Badanin, 1937)
Intermediate host: Pupilla muscorum, Vallonia costata ( Gastropoda: Pupillidae, Vallonidae).
Cercarial morphotype group: cercariaeum.
Habitat: terrestrial.
Definitive hosts: mammals.
Locality: Fergana Valley.
References: Gvozdev & Soboleva (1972), Shakarboyev et al. (2012).