XII 



PHYLUM CHORDATA 



419 



FIG. 237. Rana temporaria. The arterial system, with the heart, lungs, kidneys 

 and left testis, from the ventral aspect, car. carotid artery ; car.gl. carotid 

 gland ; c. art. conus arteriosus ; car. tr. carotid trunk ; ccel. rttes. coeliaco- 

 mesenteric artery ; cu. cutaneous artery ; d. ao. dorsal aorta ; du. duodenal 

 artery ; gs. gastric 'artery ; hp. hepatic artery ; il. iliac artery ; int. intestinal 

 arteries ; kd. kidney ; /. au. left auricle ; Ig. lingual artery ; put. pulmonary 

 artery ; pul. cu. tr. pulmo-cutaneous trunk ; r. au. right auricle ; rn. renal 

 arteries ; spl. splenic artery ; sys. tr. systemic trunk ; spm. spermatic artery ; 

 ts. testis ; v, ventricle. 



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