PLATE XIJT. 



Frn. Page. 



I, 2. Sryllivm (nili</niim (Agassi/-); two teeth, outer view, five times nat, 



size. From the type specimen. — Zone of Holaster s\iJi<iloh(ii<tii< ; 

 Burham, Kent. Enniskillen Collection (B. M. no. P. 588U). 194.. 



o. Ditto; another tooth of same specimen, outer, inner ('3 r/), and side 



(') h) views, five times nat. size. 194. 



4. Ditto ; two shagreen granules of same specimen, one shown in inner 



and (4 rr) side views, the other (4/^) in outer view only, twelve 

 times nat. size. 194. 



5, G. Sri/Ilinm tlvlnuin, A. S. Woodward; tAvo teeth, outer and inner views 



respectively, eight times nat. size. From the type specimen. — 

 Zone of llolitsfcr fnilit/Johtii^iis ,• Dover, Kent. Gardner Collection 

 (B. M. no. 47288). ' 195. 



7. Crnifiosri/Jlhnn dccipicv^, A. S. Woodward; anterior portion of skeleton, 



lower view, nat. size. The type specimen. — Zone of Holastrr 

 siiJHiJoJ>ns,i.^ ; Burham. Enniskillen Collection (B. M. no. P. 5890). 

 /<//., hyoid arch (fragment) ; /., labial ; md., mandible; p'i-, pectoral 

 arch ; j'fq., pterygo-quadrate ; -t., prominence on latter. 19G. 



8, 9. Ditto; two teeth of same specimen, outer view, four times nat. size. 190. 

 10. Ditto ; base of tooth of same specimen, seen from attached face, four 



times nat. size. 19G. 



I I . Ditto ; left ascending portion of pectoral arch of same specimen ; 



outer view, nat. size. 19G. 



12-15. Gorax jiristodontiis, Agassiz ; four isolated teeth, outer views, nat. 

 size. — Zone of Bclemnifi'lla mncroiKifd ; Norwich. Bayfield 

 Collection (B. M. no. 4894G). ' 198. 



10-18. Corax falcattis, Agassiz; three isolated teeth, outer view, the first 

 and third nat. size, the second enlarged one and a half times. 

 Type specim.ens." — Turonian zone ; Lewes. Mantell Collection 

 (B. M. nos. 4454, 4457, 4405). 198. 



19. Ditto ; tooth, outer view, nat. size.— English Chalk (B. M. no. 40544). 199. 



20. Ditto; tooth, inner view, nat. size. — Chalk; Kent. Enniskillen 



Collection (B. M. no. P. 2333). 199. 



21. Ditto ; imperfect large tooth, inner view, nat. size. The type 



specimen of Gorax maximns, Dixon. — Turonian zone ; Houghton, 

 Sussex. Dixon Collection (B. M. no. 25758). " 199. 



22. Ditto; tooth, outer view, nat. size. — Chalk, Kent. Egerton Collec- 



tion (B. M. no. P. 1204). 199. 



23. 24. Ditto ; two isolated teeth ; outer and inner views respectively, 



one and a half times nat. size.^ — Zone of HaJaster sii])qhihosii.<< ; 



Blue Bell Hill, Burham. S. J. Hawkins Collection (B! M. no. 



P. 0521). 199. 



25. Ditto ; hinder tooth, inner view, one and a half times nat. size. — Zone 



of HoJafttcr ^nhqlohoswi ; Dover. Gardner Collection (B. M. no. 



P. 48). ■ 199. 



20. Ditto ; tooth, inner view, nat. size. — Ibid. Gardner Collection 



(B. M. no. 47145). 199. 



27. Ditto; small upright tooth, outer view, one and a half times nat. 



size. — Chalk ; Eastbourne, Sussex. Capron Collection (B. M. no. 

 49942). 199. 



28. Ditto ; similar tooth, inner view, one and a half times nat. size. — 



Turonian zone; Lewes. Mantell Collection (B. M. no. 4455 r/). 199. 



