Noun genus trionyx has 1 sense
  1. Trionyx, genus Trionyx - type genus of the Trionychidae
    --1 is a kind of reptile genus
    --1 is a member of Trionychidae, family Trionychidae
    --1 has members:
     spiny softshell, Trionyx spiniferus; smooth softshell, Trionyx muticus
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