ictiobus cyprinus

from The Collaborative International Dictionary of English v.0.48

Quillback \Quill"back`\, n. (Zool.)
   An American fresh-water fish ({Ictiobus cyprinus} syn.
   {Carpiodes cyprinus}); -- called also {carp sucker},
   {sailfish}, {spearfish}, and {skimback}.
   [1913 Webster]