_Ardea flavicollis_ Latham, Ind. Ornith., 2, 1790, p. 701. (Type
locality, India.)
_Dupetor flavicollis_ Seale, Occ. Papers Bernice P. Bishop Mus.,
1, 1901, p. 26 (Guam); Bryan, Guam Rec., vol. 13, no. 2, 1936, p.
15 (Guam).
_Dupetor f. flavicollis_ Mayr, Birds Southwest Pacific, 1945, p.
302 (Guam).
_Geographic range._--Central China south to Malaysia and India. In
Micronesia: Mariana Islands--Guam.
_Remarks._--Seale (1901:26) records a female shot at the Agaña River on
Guam on June 11, 1900. The skin probably is in the Bernice P. Bishop
Museum in Honolulu.
=Anas oustaleti= Salvadori