DI ORNITOLOGIA 293 



Alias Artica^ Clus. Exot, Willngh. v. Mormon Arclicus, 



Illiger. 

 Anas Atra, Pallas. v. Oedemia Nigra, Fleram. 

 Anas Baroiiri, Ridi. v. Clangiila Glaucion, Boie. 

 Anas Baroiiri, Rich. v. Clangiila Islandica , Bonap. 

 Anas Berengi, Lalb. v. Stelleria Dispar^ Bonap. 

 Anas Bernicla, Gmel. v. Bernicla Brenta , Slepli. 

 Anas Bernicla, Linn. v. Bernicla Leucopsis, Slepb. 

 Anas Bimaculala , Penn. v. Querqiiedula Biniaculata, Bonap. 

 Anas Boschas, Linn., Bonap, Sdii. etc. 



Anas Adunca var, Linn. 



Anas Fera, Briss. , Aldrov. , Charhl. , Rzac. 



Anas Fera Prima , Scliwenck. 



Anas Fera quarta, seu juncea, Schwenck. 



Anas Fera terlia, seu major, Schwenck. 



Anas Fera Torquala minor , Gesn. , Schwenck. 



Anas Lunaris , Fern. , Hist. Nov. Hisp. 



Anas Torquala minor, Aldrov. 



Anas Silveslris, Cupani , Rosp. Alp. yìlgypt. 



Boscas major, Raj, Aldrov., Jonst. , Sibbald. , 



Boscas major grisea var B , Briss. 



Boschas major Naevia var C, Briss. 

 Anas Brachyrbynchos, Besckc , v. Harelda Glacialis, 



Leach. 

 Anas Brenta, Pallas. v. Bernicla Brenta, Sleph. 

 Anas Brenta, Aldrov. v. Bernicla Leucopsis, Slepb. 

 Anas Bucepbala, Linn. v. Clangula Albeola, Jengus. 

 Anas Cairina, Aldrov. v. Cairina Moscbala , Flemm. 

 Anas Campestris, Jonsl. v. Olis Telrax , Linn. 

 Anas Cana, Lalb. v. Casarca Rulila, Bonap. 

 Anas Cauadensis, Linn. v. Cynopsis Canadensis, Brandi. 

 Anas Capite Rufo major, Ray- v. Brenta Rufina, Boie. 

 Anas Garbo, Pallas. v. Oedemia Fnsca. Flemm. 

 Anas Casarca, S. G. Gmel. v. Anser Erytbropus, Flemm. 

 Anas Casarka , Linn. v. Casarca R-iiila, Bonap. 



