DESCRIPTION OF THE FIGURES ON PLATE II. 



Fig. i8o (p. 278). 



I. Preparation of the mucous membrane of the dorsal surface of tlie mouth and oesophagus to show 



the va.scular supply. Arteries red, veins blue ; after Schobl. 



II. Small portion of the above to show the dilatations on the capillaries ; after Schobl. 



Fig. 187 (p. 285). 



Transverse section through the mucous membrane of the fundus of the stomach of Rarm escuknta. 

 Alcohol preparation, doubly stained with carmine and anilin blue. After Biedermann. 

 (Oc. II, Syst. 7, Hartnack.) 



Fig. 196 (p. 298). 



I. Partial injection of the liver from the portal vein (blue) : Rana esculenta.—G. H. 

 II. Partial injection of the liver from the hepatic vein (red) : Rana esculenfa.—G. H. 



III. Complete injection of the liver from the hepatic artery (red) and from the portal vein (blue) : 

 Rana escuknta. — G. H. 



A Portal (interlobular) veins and their branches. 

 B Hepatic (intralobular) veins and their branches. 

 C Hepatic arteries and their branches. 



Fig. 208 (p. 31 8). 

 Two sections from the lung of Rana temporaria ; stained with borax- carmine. — G. H. 



I. The lung dilated (Hartnack, Oc. I, Syst. 3). 



II. The lung contracted (Hartnack, Oc. I, Syst. 7). 



A Band of muscle cut transversely. 

 B Band of muscle cut longitudinally. 

 C Muscular layer of surface. 



Fig. 217 (p. 334). , 

 Portions of two transverse vertical sections through the kidney. — G. H. 

 I. Kidney of Rana esculenta, partial injection of the urinifei'ous tubes vvitli silver nitrate (Hartnack, 



Oc. I, Syst. 7). 

 II. Kidney of Rana temporaria, stained with borax-carmine (Hartnack, Oc. I, Syst. 7). 



Fig. 219 (p. 337). 

 Two portions from a gold preparation of the kidney of Rana escuknta. — G. H. 



I. Showing the tendency to split into lobules. 



II, Nerve-fibres accompanying the blood vessels. 



a Blood-vessels. 6 Nerves. 



