574: 



DR. C. F. SONNTAG ON THE COMPARATIVE ANATOMY 



The two halves of the solar plexus (text-fig. 63) lie between 

 the abdominal aorta and postcaval vein under cover of the 

 origin of the C(ieliaco-mesenteric artery. The right half (A) 

 is a fusiform ganglion, but the left half (B) consists of a nerve 



Text-fiffure 63. 



The vagus nerves and abdominal sympathetic of Phaseolarctos cinereus. 



plexus with a small rouiad ganglion. The combined trunk of 

 the vagi (0) enters the left half of the plexus by a brushwork 

 of nerves. The right and left sympathetic nerves (D and E) end 

 in the right half of the plexus, but the left sympathetic gives off 



