AORTIC ARCHES OF BIRDS — GLENNY 



597 



Species studied 



By Garrod By Glenny 



Hylactes megapodius = Pteroptochos me- Pteroptochos sp. 

 gapodius Kittlitz 



Family Cotingidae 



Type A coracoid, except in Tityra inquisitor (type D); type 1 

 thoracic artery; ligamentuni aortae present; ligamentum botalli 

 present in a specimen of Pyroderus scutatus, which also presented two 

 pairs of superficial cervical arteries, and an accessory oesophageal 

 artery arising as a branch of the secondary or ventral superficial 

 cervical artery of the left side; vertebrals and superficial cervicals 

 have a short common root from the common carotid. 



A specimen of Lipaugus cineraceus was found to be type A coracoid 

 artery and type 3 thoracic artery. 



By Garrod 



Lipaugus cineraceus (Vieillot) 

 Rupicola crocea — Rupicola 

 (Linn6) 



By Glenny 



Lipaugus cineraceus (Vieillot) 



Species studied 



Pachyramphus albogriseus Sclater 

 Tityra inquisitor (Lichtenstein) 



rupicola Pyroderus scutatus (Shaw) 



Procnias nudicollis (Vieillot) 



Family Pipridae 



Type A coracoid artery; tj^pe 3 or type 4 thoracic artery; vertebrals 

 and superficial cervicals arise separately, or from a short, common root; 

 ligamentum aortae may be absent. 



Species studied 



By Glenny 



Pipra pipra anthracina Ridgway 



Family Tyrannidae 



Type A coracoid artery; type 3 or more rarely type 4 thoracic 

 artery; ligamentum aortae present; vertebrals and superficial cervi- 

 cals arise as branches of a common root from the common carotid; 

 the right carotid sends off an ascending oesophageal artery. 



Species studied 

 By Garrod 



Tyr annus satrapa—Tyrannus 

 cholicus Vieillot 



melan- 



Pitangus sulphuratus (Vieillot) 



