GEN. 251-259 OF KEY. 95 



486. DENDBOCYGNA FULVA (GM.) BURM. 



Fulvous Tree Duck. 



487. DENDBOCYGNA AUTUMNALIS (L.) EYTON. 



Autumnal Tree Duck. 



488. ANAS BOSCHAS L. 



Mallard. 



*~ 489. ANAS OBSCUBA GM. 

 Duck. 



490. DAPIIiA ACUTA (L.) JENYNS. 



Pintail; Sprig-tail. 



491. CHAULELASMUS STBEPEBUS (L.) GRAY. 



C ad wall ; Gray Duck. 



[492.] MABECA PENELOPE (L.) BP. 

 European Widgreon. 



493? MABECA AMEBICANA (GM.) STEPH. 

 American Widgreon; Daldpate. 



[494.] QUEBQUEDULA CBECCA (L.) STEPH. 



Teal. 



495. QUEBQUEDULA CABOLINENSIS (GM.). 



Green-wing-ed Teal. 



496. QUEBQUEDULA DISCOBS (L.) STEPH. 



JBlue-wing-ed Teal. 



497. QUEBQUEDULA CYANOPTEBA (V.) CASS. 



Cinnamon Teal. 



498. SPATULA CLYPEATA (L.) BOIE. 



Snoveller. 



X 499. AIX SPONSA (L.) BOIE. 



Summer Duck ; Wood Duck. 



