PLATE III. 



Fig. 





1. 



Stylodon robustus. 



lA. 



)) jj 



2. 



„ pusillus. 



2 a. 



3J >J 



3. 



>) 3) 



3 a. 



>J 5> 



4. 



Leptocladus duhius. 



5. 



Bolodon crassidens. 



5 a. 



>j )> 



5 b. 



)» )> 



0. 



jj >> 



7. 



Triconodon mordax. 



7 a. 



>> 5> 



8. 



39 33 



9. 



10. 



1 1 . Triconodon ferox. 



12. 



33 



S3 



13. 



33 



3) 



14. 



33 



sp. ind. 



14 a. 



3 J 



J? 



15. 



3J 



sp. ind. 



15a. 



33 



33 



16. 



33 



sp. ind. 



16 a. 



33 



33 



17. Triconodon ferox. 



17 a. 



33 



33 



18. 



33 



33 



18 a. 



33 



33 



18 B. 



33 



33 



19. 



3) 



33 



19 A. 



33 



33 



20. 



33 



sp. ind. 



21. 



33 



sp. ind. 



F] 



I'oni the fresh-water 



Bay, 



Dorsetshire. In 



St. Leonard's- 



•on-Sea. 



Left mandibular ramus ; nat. size. 



lb. ; magn. 3 diam. 



Portion of left mandibular ramus, and teeth; nat. size. 



lb. ; magn. 3 diam. 



Left mandibular ramus ; nat. size. 



lb. ; magn. 3 diam. 



Left mandibular ramus ; nat. size. 



Right maxilla ; nat. size. 



lb. ; magn. 3 diam. 



Working surface of upper molars ; magn. 3 diam. 



Portion of upper jaw and palate ; nat. size : a, two left upper 



molars : b, three right upper molars ; magn. 3 diam. 

 Left mandibular ramus ; nat. size. 

 lb. ; magn. 2 diam. 

 Portion of left mandibular ramus ; nat. size : 



magn. 3 diam. 



Portion of right mandibular ramus 

 magn. 3 diam. 



A, molar tooth; 

 nat. size: >, molar tooth ; 



Left mandibular ramus; nat. size: a, teeth, magn. 3 diam. 



lb., A, third molar; magn. 3 



diam.: b, broken angle of the jaw; magn. 3 diam. 

 Left mandibular ramus ; nat. size. 

 Hind part of left mandibular ramus ; nat. size. 

 Portion of right mandibular ramus; nat. size. 

 Worn molar; magn. 3 diam.: b, premolar; magn. 3 diam. 

 Portion of right mandibular ramus; nat. size. 

 lb. ; magn. 3 diam. 

 Left mandibular ramus ; nat. size. 

 lb.; magn. 3 diam. 

 Portion of right maxilla ; nat. size, 

 lb. ; magn. 3 diam. 

 Portion of left maxilla ; nat. size. 

 lb. ; magn. 3 diam. 

 lb. ; working surface of premolar and molar teeth ; magn. 



3 diam. 

 Fragment of right mandibular ramus; nat. size, 

 lb. ;, magn. 3 diam. 



Impression of left mandibular ramus: a, canine ; magn. 3 diam. 

 Portion of right mandibular ramus ; nat. size, 

 mammaliferous marl-beds of the Middle Purbeck, Durdlestone 

 the Collection of Samuel Husbands Beckles, Esq., P.R.S., 



