PLATE XII. 



Enchodus dolichus Cope. 



Figure 1. — Left dentary. x Vi (app). No. 820. 



Fig. 2. — Part of skull and girdle bones, dissociated: art, articular; 

 art', cephalic end of articular; br, bi-anchiostegals; cl, clavicle; den, left 

 dentary; den', right dentary; hm, hyomandibular; iop, interopereular; mt, 

 probably the metapterygoid ; op, left opercular; op', right opercular; pal, 

 right palatine; pal', left palatine; pop, preopercular; pt, two pterygoid 

 teeth; sop, subopercular. x M (ca). No. 174. 



