Source : Webster's Revised Unabridged Dictionary (1913)

Skunkhead \Skunk"head`\, n. (Zo["o]l.)
   (a) The surf duck.
   (b) A duck ({Camptolaimus Labradorus}) which formerly
       inhabited the Atlantic coast of New England. It is now
       supposed to be extinct. Called also {Labrador duck}, and
       {pied duck}.