CONTENTS.

PAGE
INTRODUCTION[5]
THE SECONDARY ISLAND[7]
CHALK FORMATION[9]
THE MOSASAURUS[10]
THE PTERODACTYLE[11]
WEALDEN FORMATION[14]
THE IGUANODON[14]
THE HYLÆOSAURUS[17]
OOLITE FORMATION[19]
THE MEGALOSAURUS[19]
PTERODACTYLES OF THE OOLITE[22]
TELEOSAURUS[22]
LIAS FORMATION[25]
ENALIOSAURIA[25]
THE ICHTHYOSAURUS[25]
ICHTHYOSAURUS PLATYODON[29]
ICHTHYOSAURUS TENUIROSTRIS[30]
ICHTHYOSAURUS COMMUNIS[30]
PLESIOSAURUS[31]
PLESIOSAURUS MACROCEPHALUS[31]
PLESIOSAURUS DOLICHODEIRUS[32]
PLESIOSAURUS HAWKINSII[33]
NEW RED SANDSTONE[35]
BATRACHIA[35]
LABYRINTHODON SALAMANDROIDES[36]
LABYRINTHODON PACHYGNATHUS[38]
DICYNODON[38]

GEOLOGY AND INHABITANTS OF THE ANCIENT WORLD.