546 



DISTRIBUTION OF THE EXTERNAL AND 

 INTERNAL ILIAC ARTERIES IN THE MARE. 



1, Abdominal aorta; 2, Internal iliac artery; 

 3, Common origin of the internal pudic and 

 the umbilical arteries — the latter is cut ; 4, 

 Internal pudic artery; 5, Vaginal artery; 

 6, Lateral sacral artery; 7, Origin of the 

 gluteal artery, which springs in this instance 

 from the lateral aacral, a circumstance most 

 frequently observed in the Ass; 8, Origin 

 of the ilio-muscular artery ; 9, Origin of 

 the iliaco-femoral artery ; 10, Obturator artery ; 11, External iliac artery ; 12, Cir- 

 cumflex iliac artery, cut ; 13, Femoral artery ; 14, Common origin of the deep 

 femoral and prepubic arteries ; 15, Origin of the anterior great muscular artery ; 16, 

 Origin of the sapheua artery, cut; 17, Innominate branch; 18, Popliteal artery; 

 19, Femoro-popliteal ; 20, Satellite artery of the great femoro-popliteal nerve ; 21, 

 Posterior tibial artery ; 22, Its communicating branch with the saphena ; 23, Ex- 

 ternal plantar artery ; 24, Satellite artery of the internal plantar nerve ; 25, Digital 

 artery. 



