EXPLANATION OF PLATE 16. 



All figures are from the type specimens, and are represented three-fourths 



natural size. 



Fig. ] .— Cymbospondylus piscosus Leidy. Anterior dorsal vertebra. 



Fig. 2. — Antero-posterior section of centrum shown in figure one. 



Fig. 3. — Cymbospondylus (?) grandis Leidy. Anterior-posterior section of 

 a caudal centrum. 



Fig. 4. — Cymbospondylus petrinus Leidy. Centrum of an anterior dorsal 

 vertebra. It is probably slightly distorted. 



Fig. 5. — Antero-posterior section of centrum seen in figure four, showing 

 flaring articular funnels such as are found in all the individuals 

 of this series. 



