ILLUSTRATIONS. 



xix 



DIAGRAM 



CLXVI. 



CLXVII. 



CLXVIII. 



CLXIX. 



CLXX. 



CLXXI. 



CLXXII. 



CLXXIIL 



CLXXIV. 



CLXXV. 



CLXXVI. 



CLXXVII. 



CLXXVIII. 



CLXXIX. 



CLXXX. 



CLXXXI. 



CLXXXII. 



CLXXXIII. 



CLXXXIV. 



CLXXXV. 



CLXXXVI. 



CLXXXVII. 



CLXXXVIII. 



CLXXXIX. 



CXC. 



CXCI. 



CXCII. 



CXCIIL 



CXCIV. 



cxcv. 



CXCVI. 

 CXCVII. 



PAGE 



Phalangal Bone of Pleiosaurus macromerus (two views) .. 367 



Rib of Pleiosaurus .. .. .. .. - .. .. 367 



Cervical Vertebra of Plesiosaurus brachyspondylus (two views) 368 



Dorsal Vertebra of Plesiosaurus brachyspondylus (two views) 369 



Dorsal Vertebra of Plesiosaurus brachyspondylus (sideways) 370 



Cervical Vertebra of Plesiosaurus validus (two views) . . 371 



Caudal Vertebra of Plesiosaurus validus (four views) . . 372 



Cervical Vertebra of Plesiosaurus plicatus (three views) . . 373 



Cervical Vertebra of Plesiosaurus (three views) . . .. 374 



Cervical Vertebra of Plesiosaurus carinatus (two views) . . 375 



Caudal of Plesiosaurus hexagonalis .. .. .. .. 375 



Ischial Bones of Plesiosaurus .. .. .. .. .. 377 



Ischial Bones of Plesiosaurus .. .. .. .. .. 377 



Coracoids of Plesiosaurus .. .. .. .. .. 378 



Ischia of Plesiosaurus .. .. .. .. .. --379 



Pair of Coracoids 379 



Head of Steneosaurus palpebrosus (seen from below and from 



above) 381 



Lower Jaw of Steneosaurus palpebrosus (two views) . . . . 381 



Shoulder-Girdle of Steneosaurus palpebrosus . . . . . . 382 



Dorsal Vertebrae of Steneosaurus palpebrosus (four views) . . 382 

 Bones of Steneosaurus palpebrosus .. .. .. ..383 



Ischium of Steneosaurus palpebrosus .. .. .. ..383 



Head of Steneosaurus gracilis (two views) . . . . . . 385 



Head and Bones of Steneosaurus gracilis .. .. .. 387 



Tooth of Steneosaurus longirostris . . . . . . 388 



Tooth of Dakosaurus (two views) . . . . . . . . 389 



Reptilian Tooth (two views) .. .. .. .. .. 389 



Magnified Sections of grains of Oolite .. .. .. .. 395 



Magnified View of a Discoid Foraminifer constituting a grain 



of Oolite . . . . . . . . . . . . . . 396 



Grains of Bath Oolite magnified 

 Section of Strata at Culham 

 Ammonites Sussexiensis .. 



397 

 427 

 440 



