260 VERTEBRATE ANIMALS. 
orders, as follows, but space will not allow of any notice of 
more than the first three of the latter : — 
1. Chelonia (Tortoises and Turtles). 
2. Ophidia (Snakes). 
. Lacertilia (Lizards). 
. Crocodilia (Crocodiles). 
. Lchthyopterygia 
. Sauropierygia 
. Plerosauria Extinct. 
. Anomodontia 
. Detnosauria 
iO CON DY pW 
