paddlefish

noun

Either of two fishes of the family Polyodontidae that have a long paddle-shaped snout, Psephurus gladius of the Yangtze River or Polyodon spathula of the Mississippi River basin, whose roe is used for caviar.

noun

The spoon-billed sturgeon, Polyodon (or Spatularia) spatula, a ganoid fish of the family Polyodontidæ (or Spatulariidæ), attaining a length of five or six feet, abundant in the Mississippi river and its larger tributaries.

noun

A large ganoid fish (Polyodon spathula) found in the rivers of the Mississippi Valley. It has a long spatula-shaped snout. Called also duck-billed cat, and spoonbill sturgeon.

noun

Any of several primitive fish, of the family Polyodontidae, that have a long snout shaped like a paddle.

noun

primitive fish of the Mississippi valley having a long paddle-shaped snout