_Anas Querquedula_ Linnaeus, Syst. Nat., ed. 10, 1, 1758, p. 126. (Type locality, Europe, restricted to Sweden.) _Anas querquedula_ Marshall, Condor, 51, 1949, p. 221 (Tinian). _Geographic range._--Breeds in Europe and Asia. Winters from northern Africa to New Guinea. In Micronesia: Mariana Islands--Tinian. _Remarks._--Marshall (1949:221) obtained one of a pair of these ducks which he observed "daily in April on Lake Hagoi" at Tinian. =Anas crecca crecca= Linnaeus European Teal _Anas Crecca_ Linnaeus, Syst. Nat., ed. 10, 1, 1758, p. 126. (Type locality, Europe, restricted to Sweden.) _Querquedula crecca crecca_ Hand-list Japanese Birds, rev., 1932, p. 185 (Pagan). _Anas crecca crecca_ Hand-list Japanese Birds, 3d ed., 1942, p. 206 (Pagan). _Anas crecca_ Mayr, Birds Southwest Pacific, 1945, p. 302 (Micronesia). _Geographic range._--Breeds in Iceland, northern Europe, Asia, and Aleutians. Winters south to northern Africa, Asia and Philippines. In Micronesia: Mariana Islands--Pagan. _Remarks._--The European Teal has been recorded by the Japanese at Pagan in the northern Marianas. It appears to be an uncommon winter visitor to Micronesia. =Anas crecca carolinensis= Gmelin Green-winged Teal _Anas carolinensis_ Gmelin, Syst. Nat., 1, pt. 2, 1789, p. 533. (Type locality, Carolina to Hudson Bay.) _Anas carolinensis_ Reichenow, Ornith. Monatsber., 1901, p. 17 (Jaluit); Schnee, Ornith. Monatsber., 1901, p. 131 (Marshalls); _idem_, Zool. Jahrbücher, 20, 1904, p. 390 (Marschall Inseln); Phillips, Nat. Hist. Ducks, 2, 1923, p. 235 (Marshall Islands). _Querquedula crecca carolinensis_ Hand-list Japanese Birds, rev., 1932, p. 185 (Marshall Islands). _Anas crecca carolinensis_ Hand-list Japanese Birds, 3d ed., 1942, p. 206 (Marshall Islands). _Geographic range._--Breeds in northwestern and northcentral North America. Winters to West Indies, Central America and Mexico. In Micronesia: Marshall Islands--Jaluit. _Remarks._--_Reichenow_ (1901:17) and Schnee (1901:131) record the Green-wing Teal in the Marshall Islands. It is the only record known for Micronesia. Bryan and Greenway (1944:104) record the teal as a migrant to the Hawaiian Islands. =Anas acuta acuta= Linnaeus Pintail _Anas acuta_ Linnaeus, Syst. Nat., ed. 10, 1, 1758, p. 126. (Type locality, Europe, restricted to Sweden.) _Dafila acuta acuta_ Hand-list Japanese Birds, rev., 1932, p. 185 (Pagan). _Anas acuta acuta_ Hand-list Japanese Birds, 3d ed., 1942, p. 206 (Pagan). _Anas acuta_ Mayr, Birds Southwest Pacific, 1945, p. 302 (Micronesia). _Geographic range._--Breeds in Iceland, northern Europe and Asia. Winters south to northern Africa, Asia and Philippines. In Micronesia: Mariana Islands--Pagan, Guam; Palau Islands--exact locality unknown.