skunkhead

from The Century Dictionary.

• noun The surf-scoter, a duck. Œdemia perspicillata: referring to the black and white coloration, like that of a skunk. Also called skunkbill and skunktop. See cut under Pelionetta.
• noun The Labrador or pied duck. See cut under pied.

from the GNU version of the Collaborative International Dictionary of English.

• noun The surf duck.
• noun 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.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The surf duck.
• noun A duck (Camptolaimus labradorus) which formerly inhabited the Atlantic coast of New England, now believed extinct.