MERRIAM: TKTASSIC IC1ITT1YOSAURIA. 



69 



105 



104 



103 



102 



Fig. 102. Ichthyosaurus quadriscissus Quenstedt. Anterior limb, about % natural size. R, radius. 



(After Fraas.) 

 Fig. 103. Iclithyosaurus acutirostris Owen. Posterior limb, about % natural size. T, tibia. (After 



Fnias.) 

 Fig. 104. Ichthyosaurus communis Conybeare. Anterior limb, about % natural size. R, radius. 



(After Lydekker.) 

 Fig. 105. Ichthyosaurus intermedius Conybeare. Anterior limb, about % natural size. R, radius. 



(After Lydekker.) 

 Fig. 106. Ichthyosaurus intermedius Conybeare. Posterior limb, about % natural size. T, tibia. 



(After Lydekker.) 



107 



109 



108 



mw 



Fig. 107. Baptanodon discus Marsh. Anterior limb, about % natural size. R, radius. (After 



Marsh.) 



Fig. 108. Ichthyosaurus extremus Boulenger. Anterior limb. R, radius. (After Boulenger.) 

 Fig. 109. Ichthyosaurus platydactylus Broili. Anterior limb, much reduced. R, radius. (After 



Broili.) 



