﻿Xll 



EVOLUTION IN THE PAST 



I'AGE 



DlPLODOCUS 



Alice B. 



Woodward 



90 (i) 



Stegosaurus 



,, 



yy 



90 (ii) 



SCELIDOSAURUS 



,, 



>) 



92 (i) 



Ceratosaurus 



Ernest Bucknall 



92 (ii) 



Metriorhynchus 



. Alice B. 



Woodward 



94 (i) 



Cryptoclidus and 



Pliosaurus . . ,, 



>> 



94 (») 



Flying Lizards 



,, 



»> 



96 (i) 



Arch^opteryx 



CRETACEOUS PERIOD 



>> 



96 (ii) 



Iguanodon 



, Alice B. 



Woodward 



98 (i) 



* POLACANTHUS 



,, 



>> 



98 (ii) 



Triceratops 



,, 



» > 



100 



* Pteranodon 



,, 



>> 



104 



* Marine Life 



j> 



>> 



108 



Hesperornis 



EOCENE PERIOD 



>» 



in 



Phenacodus 



. Alice B. 



Woodward 



119 



Hyracotherium 



,, 



>> 



121 



CORYPHODON 



• >> 



>) 



122 



Mceritherium 



,, 



>> 



124 



Pal^mastodon 



,, 



> > 



126 



* Arsinoitherium 



OLIGOCENE period 



>> 



130 



Titanotherium 



. Alice B. 



Woodward 



141 



Hyracodon 



• • )> 



») 



142 



Hyopotamus 



• >> 



>» • 



144 



Vegetation 



Ernest Bucknall 



*5 2 





MIOCENE PERIOD 







Pliopithecus 



. Alice B. 



Woodward 



J 54 



Mach^erodus 



• • • >> 



>> ■ • 



156 



Altecamelus 



• • • >? 



>> 



158 



Tetrabelodon 



• • • • )> 

 PLIOCENE PERIOD 



)> 



160 



Hipparion 



Alice B. 



Woodward 



169 



DlNOTHERIUM 



yy 



a 



171 



Cervus Sedgwicki 



• • J) 



yy 



183 



Megatherium 



• • >> 



»> 



185 



