EXPLANATION OF PLATE 17. 

 Nectosaurus hdlius Merriam. 

 From the Upper Triassie of Shasta County, California. 



1. Left maxillary. No. 10753. X 2. Page 218. 



2. Pterygoid, inferior view. No. 10626. X 2. Page 219. 



3. Pterygoid, inferior view. No. 10817. X 4. Page 219. 



4. Epipodial? No. 10755. X 3. Page 220. 



5. Epipodial? and metapodials ? No. 10783. X 2. Page 220. 



