AORTIC ARC;HES of birds GLENNY 



555 



References: Garrod, 1873; Glenny, 1944c, 1947a; Jullien, 1878; 

 Muller, 1908. 



Species studied 

 By Garrod 

 Aptenodytes pennantii— Apienodytes pa- 



tagonica J. F. Miller 

 Spheniscus demersus (Linu6) 

 Spheniscus humboldti Meyen 



By Glenny 

 Aptenodytes forsteri G. R. Gray 



Pygoscelis papua (Forster) 

 Eudyptes cresiatus (J. F. Miller) 

 Spheniscus demersus (Linn6) (2) 

 Spheniscus humboldti Meyen 

 Spheniscus mendiculua Sundevall 



By Jullien 

 Aptenodytes patagonica J. F. Miller 



Order GAVIIFORMES 

 Family Gaviidae 



Carotids A-1; type A coracoid artery; type 1 thoracic artery; 

 ligamentum aortae and ligamentum botalli present; vertebrals and 

 superficial cervicals arise separately from the common carotids; 

 oesophageal arteries variable in number and site of origin. 



References: Garrod, 1873; Glenny, 1945e. 



Species studied 



By Garrod 



Colymbus glaciaU8= Gavia immer (Briiu- 

 nich) 



By Glenny 



Gavia stellata (Pontoppidan) (2) 

 Gavia immer (Brunnich) (2) 



Order COLYMBIFORMES 

 Family Colymbidae 



Carotids B-4-s; type A and type E coracoid arteries; type 1 to 

 type 4 thoracic arteries; ligamentum aortae present; ligamentum 

 botalli may be present or lacking; vertebrals and superficial cervicals 

 arise variously from the common carotid; oesophageal blood supply 

 highly variable and in some species extensive. 



References: Garrod, 1873; Glenny, 1946b. 



Species studied 

 By Garrod 

 Podiceps minor = Poliocephalus ruficollis 



(Pallas) 

 Podiceps cristatus = Colymbus 

 Linn6 



By Glenny 



Colymbus chilensis (Lesson) 

 Colymbus occipitalis (Garnot) 



cristatus 



Colymbus auritus Linn6 (2) 



Colymbus nigricollis californicus (Heer- 



mann) 



Colymbus grisegena holbollii (Rheinhardt) 

 Aechmorphorus major (Boddaert) 

 Podilymbus podiceps podiceps (Linn6) 



(2) 



