EXPLANATION OF PLATE XXXVII.
1. Top view of skull of Baptanodon discus Marsh (No. 878). One fifth natural size. Restored. art., articular ; ex.occ., exoccipital ; fr., frontal ; na., nasal ; nar., nares; occ.c., occipital condyle ; pa., parietal ; pin., pineal foramen ; pmx., premaxilla ; prf., prefrontal ; ptf., postfrontal ; s.ag., surangular ; s.occ., supraoccipital ; s.t., supratemporal ; spl. supratemporal fossa ; sq., squamosal.
2. Inferior view of skull of Baptanodon discus (No. 603). One fifth natural size. Restored. ag., angular ; art., articular; b.occ., basioccipital ; b.s., basisphenoid ; cor., coronoid ; d., dentary ; ipt., interpterygoid vacuity ; occ.c., occipital condyle ; pl., palatine ; prs., presphenoid ; pt., pterygoid ; spl., splenial ; v., vomer.
