36 



THE VERTE13RATA OR VERTEBRATES. 



FIG. 35. 



FIG. 36. 



Blood corpuscles of a Pigeon. Magnified 

 450 diameters. 



FIG. 37. 



Blood corpuscles of Man. A. Blood in 

 coagulation, the red corpuscles arrang- 

 ing themselves face to face, like a pile of 

 plates or a roll of coins, a, colorless 

 corpuscle; 6, corpuscle with the edge 

 turned towards the observer. Magni- 

 fied 450 diameters. 



Blood corpuscles of an Ostrich. The small- 

 est is a colorless corpuscle. Magnified 

 450 diameters. 



FIG. 38. 



FIG. 39. 



Blood corpuscles of a Triton, ft, colorless 

 corpuscle; 6, c, d, e, and/, altered col- 

 ored corpuscles. Magnified 450 diam- 

 eters. 



FIG. 40. 



Blood corpriscles of a, Frog. The small- 

 er ones are colorless corpuscles. Mag- 

 nified 450 diameters. 



FIG. 41. 



Blood corpuscles of a Stickleback, 

 nified 450 diameters. 



Mag- 



Blood corpuscles of tlin Siren; the smaller 

 a colorless corpuscle. Magnified 450 

 diameters. 



Figs. 30-3K, showing the form and relative size of the blood corpuscles in the 

 blood of various kinds of Vertebrate animals the corpuscles represented in various 

 attitudes. 



