EFFECTS OF THIRST, ETC., OX EJUS SERRATA. 



51 



27. Blood of a female Yellow-belly Terrapin (Emys serraia), which had been 

 kept without food or drink for seventeen days. June S. 



Weight, May 25 ...... 20.S73 grains. 



June 8 ...... 18.156 " 



Loss of weight in fourteen clays . . . . 2.117 " 



In fourteen days this Chelonian lost a little more than one-tenth of its whole 

 weight. 



Specific gravity of its blood 

 Solid constituents in 1000 parts of blood 

 " " " serum 



in serum of 1000 parts of blood 

 Water in 1000 parts of blood 

 " serum 



1000 parts of blood contained — 



Water ..... 

 Blood-corpuscles (dried organic constituents) 

 Albumen, fatty and extractive matters 

 Fibrin ..... 

 Fixed saline constituents 



1000 parts of blood contained — 



Moist blood-corpuscles 478.00 



Liquor sanguinis 



(Water . 



(Solid constituents 



522.00 -f Water • 



(Solid constituents 



Amount of blood obtained, 800 grains. 



Solid constituents in 800 grains of blood 



" " serum of 800 grains of blood 



Water in 800 grains of blood 



800 grains of blood contained — 



Water ..... 

 Blood-corpuscles (dried organic constituents) 

 Albumen, fatty and extractive matter 

 Fibrin ..... 

 Fixed saline constituents 



800 grains contained — 



Moist blood-corpuscles 383.80 



(Water . 



(Solid constituents 



Liquor sanguinis 



416.20 j Water • 



(Solid constituents 



1040.5 



178.11 



64.51 



56.68 



821.87 



935.49 



821.89 



115.75 



54.68 



1.68 



6.00 



358.25 



119.75 



463.64 



58.36 



142.55 



45.26 



657.51 



657.51 



92.60 



43.75 



1.34 



4.80 



287.85 

 95.95 



369.60 

 46.60 



By comparing the size and amount of blood of this terrapin with that of the 



terrapin in a normal condition, we obtain, as its probable loss of blood during 



seventeen days of starvation and thirst, 700 grains. 



Solid constituents in 700 grains of blood consumed . . . 44.40 



Solid constituents in serum of 700 grains " ... 13.78 



Water in 700 grains of blood ...... 055.00 



