PLATE 5. 
OpHIDIA.—Paleophis toliapicus ; nat. size. 
Fig. 
. A group of vertebre, some of which show the long neural spine entire. 
. A group of vertebre and ribs. 
3. Five vertebre in natural articulation with the diapophysis well preserved. 
. Under surface of four partially dislocated vertebrae. 
. Side view of the same vertebre ; natural size. 
