DI ORNITOLOGIA 299 



Anas Nigra Major ;, Briss. v. Oedemia Fusca, Flemm. 



Anas Nigra Major Freli Iludsonis, Briss. v. Oedemia Ni- 

 gra, Flemm. 



Anas Nigra Minor, Raj. v. Oedemia Nigra, Flemm. 



Anas Nivalis, Forst. v. Chen Hyperborea, Boie. 



Anas Nyroca, Giildenst. v. Nyroca Leiicophthalma, Flemm. 



Anas Obesca, Auct. v. Clangula Glaiicion, Boie. 



Anas Olor, Linn. v. Oior Mansnetiis, Wagl. 



Anas Parva Mustelaris , Raj. v. Qiierquedula Crccca, Steph. 



Anas Penelope, Briss. v. Ayihya Ferina, Gould. 



Anas Penelope, Linn. v. Mareca Penelope, Bonap. 



Anas Penelope Mexicana , Briss. v. Aylbya Ferina, Gould. 



Anas Peregrina, Schwenck. v. Cairina Moschata, Flemm. 



Anas Perspicillata, Linn. v. Oedemia Perspicillala , Flemm. 



Anas Piela, Sleph. v. Querquedula Formosa, Bonap. 



Anas Platyrbynchos , Aldrov. v. Rhynchaspis Clypeata , 

 Leach. 



Anas Platyrbynchos Alter, Raj. v. Rbynchaspis Clypea- 

 ta , Leach. 



Anas Platyrbynchos Erylbropus, Willugh. v. Rbyncha- 

 spis , Leach. 



Anas Platyrbynchos Gesneri , Mus. Worm. v. Clangnla 

 Glancion , Boie. 



Anas Platyrbynchos Minor, Aldrov. v. Fuligula Cristala, 

 Raj. 



Anas Plathyryncbos minor alter, Aldrov. v. Clangula Glan- 

 cion , Boie. 



Anas Platyrbynchos rostro nigro et plano , Aldrov. v. Cbau- 

 lelasmus Slrcperus, Gray. 



Anas Platyrbynchos, Aldrov. v. Clangnla Glancion, Boie. 



Anas Purpureo-viridis, Schinz. Ibrida dell' Anas Boscbas 

 con la Cairina Moscbala, Flemm. v. Bonap. 

 Cat. Met. degli Uccelli Europei pag. 72. 



Anas Querquedula, Linn. v. Petmcyanea Circia, Bonap. 



Anas Querquedula Carolinensis, Briss. v. Clangula Aibeo- 

 la, Jengus. 



