0. C. Marsh—Structure of Mosasauroid Reptiles. 458 
femur i I ed with the humerus, and of muc 
emur is very small compar cies i= 
genus, 
The tibia in Lestosaurus is a very short, stout bone, with a4 
shaft nearly round, and the proximal articular face flat, fer 
broadly oval in outline. The distal end is more expan ed, 
coids, and that in figure 15,a scapula. On Plate 248, the spect- 
men in figure 4 spend to bea ails and that in figure ge 
Phalanx. The bone represented in figure 24, which was ote, : 
to be a humerus by Camper, and an ulna by Cuvier, is withou 
doubt an ilium, 
