_Ardetta eurhythma_ Swinhoe, Ibis, 1873, p. 74, pl. 2. (Type
locality, Amoy Shanghai.)
_Ixobrychus eurythmus_ Mayr, Birds Southwest Pacific, 1945, p. 302
(Palau).
_Geographic range._--Southeastern Siberia and Japan south to India
and Malaysia. In Micronesia: Palau Islands--exact locality unknown.
_Specimens examined._--Total number, 3 (2 males, 1 female), from
Palau Islands, AMNH--exact locality not given (Nov. 19, 21, Dec.
3).
_Remarks._--Coultas obtained three immature specimens at Palau in
November and December, 1931.
=Dupetor flavicollis flavicollis= (Latham)