4 2 4 



MANUAL OF ZOOLOGY 



Fig. 254. — Rana temporaria. The venous system with the heart, lungs, liver, 

 kidneys, and right testis, from the dorsal aspect. abd, abdominal vein; br, 

 brachial vein; cd, cardiac vein ; ds. hub, dorso-lumbar vein ; dn, duodenal vein; 

 ejxt. ju, external jugular vein; fin, femoral vein; gs, gastric vein; hp y hepatic 

 vein; ///. //, hepatic portal vein; int, intestinal veins; int. ju, internal jugular 

 vein; kd, kidney; /. an, left auricle; Ing, lung; Ivr, liver; ms. cu, musculo- 

 cutaneous vein; pr. cv, pre-caval vein; pt. cv, post-caval vein; pul, pulmonary 

 vein; P~', pelvic vein; v. an, right auricle; m, renal veins; rn. pt, renal portal 

 vein; sc, sciatic vein: spl, splenic vein; spin, spermatic vein; s. v, sinus venosus; 

 ts, testis; ves, vesical veins. 



