PLATE XXVff. 



Mesodonta and Creodonta. 



Figs. 1-3. — Pelycodut tulu) Coye. Two individuals (1-2 and 3), n;itTir:il size. Page 228. 



Fig. 1. — Left maxillary and premaxillary bonee, with teeth, from below; u, jiiotiles. 



Fig. 2. — Mandible, with fourth premolar and third and fourth true molars, from above. 



Fig. 3. — Left mandibular ramus of a second individnal, supporting the last two premolars and tiist true 



molar, external view; a, from .above. 

 Figs. 4-5. — Pflycodujifnigivarut Cope. Natural size.- Page 230. 

 Fig. 4. — Left maxillary bone, with last four molars, from below. 

 Fig. 5. — Right mandibular ramus, external view; a, superior, and b, eit/ernal view. 

 Fig. 6. — Pantolfulfg »ecan«. External view of mandibular raniUH, with posterior four molars; a, from 



above; b, intcrtial viHW. Page 7i''i. 

 Fig. 7. — Hj/opnoduK ricariii>i Cope. Left maxillary and prem.iiillary bones, with teeth, from below ; a, 



left mandibular ramus, inner side; b, same from above; c, from outer side. Page 237. 

 Fig. 8. — MkroHyopH itpirriaiius Cope. Fragment of right mandibuLar ramus, supporting last three molars, 



inner side, natural size; a. superior view of molars one-half larger tlian nature. Page 210. 

 Fig. 9. — Ictops didelphoUlft. Fr.igment of right mandible, natural size, the inner side; a, external side; 



h, from above. Page 268. 

 Fig. 10. — Palate with molar teeth of Deltallienum fundaminit ; natural si. e. Page 278. 

 Fig. 11. — Right mandij)ular ranms of Didi/mictia dawkinsianun, natural Size, inner side; a, from above; 



ft, outer side. Pago :U0. 

 Fig. 12. — Vidi/mUtiH leptomijliis. Last two inferior molar teeth, inner side, n.atural size; a, superior view; 



b, external side. Page 309. 

 Fig. 13. — Didymivlis altideiig. Last two mol.ar teeth, natural size; a, fiom above; b, external side. 



Page 307. 

 Fig. 14. — Left mandibular ramus of Didymictis altideiis, .supporting parts of last three molars, external 



view; natural size. 

 Fig. Itt.—Ptrathfrinm lomMockiaiium. Part of left mandibular ramus, natural size; o, from above, one- 

 half longer than nature; ft, from inner side, one-half longer than nature. Page 269. 

 Fig. 16. — Part of right mandibular ranms of Periptychm carinidcns, with i)art of the deciduous dentition 



natural size, external view; a, first and second true molars of the same jaw from above; ft, ramus 



from inner side. Page 403. 



