VASCULAR SYSTEM. 



611 



H-yp 

 ill 



Fig. 268A. — Heart and venous system of pigeon. 



li. A. , Right auricle; R.V.^ right ventricle; L.V., left ventricle; L.A., 

 left auricle; P. V. } pulmonary veins ; P.A., pulmonary arteries ; 

 /., jugular ; £r., brachial ; P., pectoral; H.V., hepatic;.^./*., 

 epigastric; I.V.C-, inferior vena cava ; C.M.> coccygeo-mesen- 

 teric; I.V., iliac; P., femoral; R., renal ; Sc, sciatic; Hyp., 

 hypogastric or renal-portal ; i.il., internal iliac ; C, caudal. 



