68 MR. F, E, BEDDARD ON THE ENCEPHALIC [May 16, 
cerebral artery arises from the circle of Willis a very short way in 
front of the Sylvian artery. This vessel runs forwards parallel 
Text-fig. 20. Text-fig. 21. 
Text-fig. 20.—Testudo vicina. Ventral aspect of brain, showing chief arteries. 
w. Junction of two halves of the circle of Willis anteriorly. 
Other lettering as in text-fig. 16. 
Text-fig. 21.—Testudo vicina. Lateral aspect of brain, showing chief arteries. 
S. Sylvian. w. Junction of two halves of the circle of Willis anteriorly. 
Other lettering as in text-fig. 16. 
with and close to the olfactory branch of the Sylvian, and finally 
ends in an anastomosis with the main stem, from which the 
