PLATE XLIVa. 



TeetU of Coryphodoiiiidw. Natural sizo. 



Figs. 1-5. Manteodon subquadnit us C'oi)e. Page 518. 



Fig'. 1. Last superior molar, from below. 



Fif;. 'J. First sujierior premolar ; inuerside; o, external side. 



I'^ig. '■'. Incisor, iuuer side. 



Fig'. 4. Another incisor, external side. 



Fig. 5. Last inferior molar, external side ; anterior crest wanting ; o, the same from behind. 



l'''ig. 6. Superior molar series of left side, lacking first premolar, of Ectacodon cinctiis Cope, type. Page 



.520. 

 Fig. 7-11, Teeth of typical specimen of Coi-iiphodon anax Cope. Page 537. 

 Fig. 7. Last superior molar, from below. 



Figs. 8-10. Incisors, external view ; a, internal views of crowns. 

 Fig. 11. Posterior part of la.st inferiormolar, viewed obliquely fromtho internal and posterior direction; 



showing the extremity of the posterior crest, the internal tubercle, and the short heel. 

 I'^ig. 12. Inferior canine, antero-external view. 

 Fig. 13. Metalopliodon teslis Cope. Superior molar series, lacking p. m. i. Type specimen. Page 557. 



