1904.] 



ANATOMY OP THE LACERTILIA. 



19 



The two subclavian arteries (text-fig. 7) arise independently 

 from the right aortic arch, the right subclavian a little in front 

 of the left. In their course within the body-cavity they are not 



Text-fi: 



Some arteries of Phelsuma madagascariensis. 



Ao., aorta at junction of right and left arches ; Az., azygos vein ; G, gastric 

 arteries ; Int., caecocolic artery ; Scl., subclavians ; Si., mesenteric ; Spl., spleen. 



concealed by musculature as is the case with these arteries in 

 Tiliqua. There are three gastric and oesophageal arteries of 



