CHAP. IV] THE GENERAL ANATOMY OF THE LEMUROIDEA 



83 



and the pericardium is comparatively limited in its attachment to 

 the diaphragm. The aortic arch gives off two vessels, one being 

 the innominate artery whence the right subclavian and both 

 common carotid arteries arise. The remaining vessel is the left 



Tendon of M. plantaris - - 



Fascicle from M. abd. min. dig. 

 M. abd. hall. 



M. fl. hall. long, (fibularis) 

 Sup. part of M. fl. dig. brev. 



M. fl. dig. long, (tibialis) 



From M. fl. dig. long. 

 Deep part of M. fl. dig. brev. 



From M. fl. hall. long. 



Tendo perforatus 

 Compound tendo perforans 



Fig. 43. Lemur mongoz. Scheme of the flexor tendons of the toes. (Mus. Anat. 

 Cant. From a dissection. W. L. H. D.). 



subclavian. The pre-caval vein like the trunks just mentioned is 

 relatively elongated. The post-caval vein is exposed within the 

 thorax for a short distance in its whole circumference, and lies in 

 relation with the subpericardial pleural sinus and the contained 

 lobus impar of the right lung. 



6—2 



