XIII 



PHYLUM CHORDATA 



FIO. 905. Salamandra maculosa. Venous system, diagrammatic, from the ventral aspect. 

 Abd. V. abdominal vein ; Card. post. (Az.), axygos vein ; Caud. V. caudal vein ; Cut. m, 

 left musculo-cutaneous vein ; Cut. m 1 , the same on the right side (partly removed) ; D, 

 intestine ; Duct. Cuv. precaval vein ; H. heart; Jug. ext. external jugular ; Jug. int. internal 

 jugular ; Lg. V. mesenteric vein ; L. Pf. hepatic portal system; L.V. hepatic vein ; N, 

 kidney ; Nier. Pft. Kr. renal portal system ; Sin. ven. sinus venosus ; Subcl. subclavian 

 vein ; V. adv. branches of renal portal vein ; V \Cava inf. postcaval ; V. iliaca, iliac vein ; 

 V. rev. renal veins ; *, cloacal veins ; f> branch of iliac to renal portal vein ; f f, lateral 

 vein. (From Wiedersheim's Comparative Anatomy.) 



