pul.cuZr 



Fig. 20.— The arterial system of the frog, with the heart, lungs, kidneys and left 

 testis, supposed to he removed from tlie Ijodj' z\.nd viewed from the ventral 

 aspect. 

 car. carotid artery; caj'.gl. carotid plexus; c.a?i. cuniis arteriosus; ca?'. tr. 

 carotid trunk ; ctxi. >iies. splanchnic or cceliaco mesenteric artery ; cji. cutaneous 

 artery ; d. ao. dorsal aorta ; liu. duodenal artery ; gs. gastric artery ; ///. hepatic 

 artery; //. iliac artery; int. intestinal arteries; kd. kidney; l.aii. left auricle ; 

 Ig. lingual artery ; Ing. lung ; /«/. pulmonary arter)' ; pul. cv. tr. pulmo-cutaneous 

 trunk; ur. an. right auricle; rn. renal ai tcrn^s ; spl. splenic artery ; syst. ir. 

 systemic trunk ; sp7ii. spermatic artery ; tt. testis ; 7'. ventricle ; ve7-L \'i;rtehral 

 artery, just hehind which are seen the subclavian and cesophageal arteries. (From 

 Parker and Haswell's Zoology.) 

 Pract. Zool. G 



