Polistodon is an extinct genus of tritylodonts from the Bajocian or Callovian (Middle Jurassic) of China.Fossilworks. "Polistodon." Retrieved from It contains one species, P. chuannanensis, which is known from a single skull from the Xiashaximiao Formation. According to one study, it may be a species of the genus Stereognathus.
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