rhinoptera bonasus

from WordNet (r) 3.0 (2006)

Rhinoptera bonasus
    n 1: large ray found along eastern coast of North America [syn:
         {cownose ray}, {cow-nosed ray}, {Rhinoptera bonasus}]

from The Collaborative International Dictionary of English v.0.48

Whipparee \Whip`pa*ree"\, n. (Zool.)
   (a) A large sting ray ({Dasybatis Sayi}, or {Trygon Sayi})
       native of the Southern United States. It is destitute of
       large spines on the body and tail.
   (b) A large sting ray ({Rhinoptera bonasus}, or {Rhinoptera
       quadriloba}) of the Atlantic coast of the United States.
       Its snout appears to be four-lobed when viewed in front,
       whence it is also called {cow-nosed ray}.
       [1913 Webster]