84 CHECK-LIST OF NORTH AMERICAN BIRDS. 
RanGeE.— Eastern North America. Has been found breeding at Whale 
Sound, north Greenland, and Ellesmere Land; full breeding range not known; 
winters from southern Illinois, Chesapeake Bay, and Massachusetts (rarely) 
south to Louisiana, Florida, and West Indies to Porto Rico; in migration 
rarely west to Colorado and east to New England and Newfoundland. 
Chen ceruléscens (LINN&=us). Blue Goose. [169.1.] 
Anas cerulescens LiINN&us, Syst. Nat., ed. 10, I, 1758, 124. (Hudson 
Bay.) 
Rancre.— Eastern North America. Breeding range unknown, 
but probably interior of northern Ungava; winters from Nebraska 
and southern Illinois south to coasts of Texas and Louisiana; rare 
or casual in migration in California, and from New Hampshire to 
Florida, Cuba, and the Bahamas. 
Suspcenus EXANTHEMOPS E ior. 
Exanthemops Exuiot, New & Unfig. Birds N. A., II, Pt. ix, 1868, pl. 
xliv and text. Type, by orig. desig., Anser rossit CAssIN. 
Chen rossi (CassIN). Ross’s Goose. [170.] 
Anser rossit Cassin, Proce. Acad. Nat. Sci. Phila., 1861, 73. (Great 
Slave Lake.) 
Rance.— Western North America. Breeding range unknown, but 
probably north of Mackenzie; winters in California; in migration 
occurs from Kent Peninsula and Anderson River, Mackenzie, south to 
Manitoba and Oregon; accidental in British Columbia, Colorado, 
Louisiana, and Chihuahua. 
GENus ANSER Brisson. 
Anser Brisson, Orn., VI, 1760, 261. Type, by tautonymy, Anser syl- 
vestris Brisson = Anas anser LINNMUS. 
Anser 4lbifrons (Scopo.t). 
RanGE.— Arctic and subarctic parts of the Northern Hemisphere, 
migrating south in winter to the warmer temperate latitudes. 
