aff. (Platyhelminthes: Rhabdocoela: Temnocephalidae) associated with freshwater crabs from Kagoshima, southern Japan, with review of records of the genus from East to South Asian countries.

Temnocephalids are ectosymbionts of various freshwater animals. A species tentatively identified as aff. (Platyhelminthes: Rhabdocoela: Temnocephalidae) is reported based on materials collected from the body surface of the freshwater crabs (Brachyura: Varunidae) and (Potamidae) in Kagoshima, southern Japan.