390 



ZOOLOGY 



SECT. 



P.OUL r .p c.m.v 



FIG. 1055. Columba livia. The heart and chief blood-vessels, ventral aspect, a.ao. arch 

 of aorta ; a.m.a. anterior mesenteric artery ; a.r.v. afferent renal veins ; a.r.v'. vein bringing 

 blood from pelvis into renal portal system ; br.a. brachial artery ; br.v. brachial vein ; 

 c. caudal artery and vein ; c.c. common carotid artery ; c.m.v. coccygeo-mesenteric vein, 

 displaced to the right ; coe.a. coeliac artery ; d.ao. dorsal aorta ; e.c. external carotid artery ; 

 epg. epigastric vein ; e.r.v. efferent renal vein ; f.a. femoral artery ; f.v. femoral vein ; 

 h.v. hepatic vein ; i.e. internal carotid artery ; i.il. internal iliac artery and vein ; i.m. 

 internal mammary artery and vein ; in.a. innominate artery ; i.v. iliac vein ; ju. jugular 

 vein ; ju'. anastomosis of jugular veins ; l.au. left auricle ; l.p.a. left pulmonary artery ; 

 l.prc. left pre-caval vein ; l.vn. left ventricle ; pc. left pectoral arteries and veins ; pc.a. 

 right pectoral artery ; pc.v. right pectoral vein ; p.m.a. posterior mesenteric artery ; y>tc. 

 postcaval vein ; ra.\ ra.*, m.' A , renal arteries ; r.au. right auricle ; r.p. renal portal vein, 

 on the left side of the figure, supposed to be dissected so as to show its passage through 

 the right kidney ; r.p.a. right pulmonary artery ; r.prc. right pre-caval vein ; r.v. renal 

 vein ; r.vn. right ventricle ; sc. a. sciatic artery ; sf.v. sciatic vein ; scl. a. subclavian artery ; 

 vr. vertebral artery and vein. (From Parker's Zootomy.) 



