48 



DARWINISM 



M - Neck 



Lacerta ocellata 



p—mL - Mind Legs 



|,i m B . i i Mii !■■■■■■■ =^ Tail 



N-- -Neck 



Lacerta viridis ' „° y . , 



H_. Hind Legs 



I ■l-Ta/7 



M Neck 



Inf. Body 



Lacerta agilis 



lot Hind Legs 



(■■I Meek 



Lacerta muralis 



(■ ■ a w>i nil i li n i n g „ ^..^JJind Legs 



Pl . l l l JM,, ■! ■ ! — ^ — ■ | 7"«/7 



i Neck 



Lacerta uelox , , " . , f 



(■■nt .Hind Legs 



m — Tail 



M Neck 



Lacerta deserti „. , . 



(at ..Hind Legs 



I— ■■ ■■MM— — | Tail 



Length of Head feHnHMBneanBl taken as the 

 standard in each of the aboue -named species 



Fig. 2.— Variation of Lizards. 



