Six flukes were detected from the cecum of Japanese black cattle raised at a farm in Esashi, Iwate Prefecture and identified as
Homalogaster paloniaeby the morphological characteristics. Cercariae of
H. paloniaewere obtained from a snail, Polypylis hemisphaerulla collected from a rice paddy belonging to the farm. Furthermore, eggs of
H. paloniaewere detected from fecal samples of cattle reared at three farms in the same area. These results suggested that
H. paloniaeinfection was distributed in Tohoku District, Japan.
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