Potamian

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Potamian \Po*ta"mi*an\, n. [Gr. ? river.] (Zool.)
     A river tortoise; one of a group of tortoises ({Potamites},
     or {Trionychoidea}) having a soft shell, webbed feet, and a
     sharp beak. See {Trionyx}.
     [1913 Webster]