fuligula marila
Webster's Dictionary (GCIDE)
Bluebill \Blue"bill`\, n. (Zool.) A duck of the genus Fuligula. Two American species (Fuligula marila and Fuligula affinis) are common. See Scaup duck. [1913 Webster]
Broadbill \Broad"bill`\, n.
1.(Zool.) A wild duck (Aythya marila, or Fuligula marila), which appears in large numbers on the eastern coast of the United States, in autumn; -- called also bluebill, blackhead, raft duck, and scaup duck. See Scaup duck. [1913 Webster]
2.(Zool.) The shoveler. See Shoveler. [1913 Webster]