402 



ZOOLOGY 



SECT. 



sea 



a.r.v 



a.r.v 



ej-jf 



^.m.a, r.ji cmy 



Km. 1U44. — Columba livia. The heart and uhief blood-vessels, ventral aspect, a. ao. anli of 

 aorta ; a. m. a. anterior mesenteiic artery ; a. r. v. afferent renal veins ; (i. r. v'. vein bringing 

 blood from pelvis into lenal portal system ; br. a. braehial artery ; hr. v. brachial vein ; 

 r. caudal artery and vein ; c.c. common carotid artery ; r. m. v. coccygeo-niescnteric vein, dis- 

 jjlaced to the riglit ; en. a. C(eli>)c artery; <'.««. dorsal aorta ; e.c. external carotid artery; 

 eptj. epigastric vein ; i . r. >: efferent renal vein ; f. a. femoral artery ; /. v. femoral vein ; h v. 

 hepatic vein; i.e. internal carotid artery ; (.(7. internal ili.-ic .irtery and vein; ;'.)/(. internal 

 mammary artery and vein ; //(. a. innominate ai'tery ; <. --. iliai^ vein ; ^ij. jugular vein ; ^c'. 

 anastomosis of jugular veins ; l.dti. left auricle; /./).«. left ]iulmonary artery ; /. ;),v. left 

 pre-caval vein ; I. rn. left ventricle ; pc. left jiectoral arteries and veins ; })<■. a. right pectoral 

 artery ; pr. v. right pectoral vein ; p. m. a. posterior mesenteric artery ; ptr. post-eaval vein ; 

 ra. 1, ra. 2, ra. ;1, renal arteries; r. mi. right auricle; r.p. renal portal vein, on the left 

 side of the figure, supposed to be di.ssccted .so as to show its passage through the right kidney ; 

 r.p.u. right pulmonary artery; r.pr.v. right pre-caval vein ; r.v. renal vein ; r. vn. right 

 ventricle ; «c. «. sciatic artery ; .sr. v. sciatic vein ; srl. a. subclavian artery ; vr. vertebral 

 artery and vein. (From Parker s Zootoiiui.) 



