Plate VI. — Third Dissection of Frog. 



Linguat./ 

 Mandibular^ 

 Internal Jugular. 

 Sub-scapular^ 



Brachial. 



Brachial 



Sinus Venosus^ 



Systemic Arch. 



Post-caval Vein^_ ... 



Renal Vein. 



Ureter^ 



* Urinary Bladder, 

 Openings of Ureters 

 into Cloaca, 



Pulmonary Vein. 



Left Systemic Arc 

 Corpus Adiposum. 



Testis with Vasa 

 Efferentia. 



Vdrenal Body. 

 -i-_Kidney. 



\Dorso-lumbar. 

 Renal Portal. 



Sciatic. 



-Femoral. 

 Anterior Abdominal. 



,„, The alimentary canal is cut away together with liver, pancreas and right lung. 

 I he heart is thrown forwards and the left lung pulled outwards. The cloaca is slit 

 open. Ihe veins are all coloured blue and the arteries red. 



