104 



CRETACEOUS PISCES. 



Name. 



Formation. 



Locality. 



XlVa. 



Shelf. 

 3 



XIV. 



1 



12 



14 

 15 



16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 

 24 

 25 



19 



26 



27 



28 

 29 

 30 

 31 

 S2 

 33 



34 

 35 



36 

 36a 

 37 

 38 



39 

 40 

 41 

 42 



43 

 44 

 45 

 46 

 47 

 48 

 49 

 50 



Teeth 



Plagiostomi — cont. 



Ptychodus decurrens — cont. 



Chloritic 



Marl. 



Chalk IMarl 



Lower Chalk 



A block with a series of teeth 



Upper Chalk 



W. of Lyme Regis. 



E. Compton, Dor- 

 set. 



JMaidstone. 



Beer Quarry, S. 

 Devon. 



]\Iaidstone. 



Cherry Hinton. 



Maidstone. 



Essex. 



Bury. 

 Beachy Head. 



Gravesend. 



Tooth (12) 



Ptychodus depressus, Eg. 



- I LowerChalkj Maidstone. 

 • I Upper Chalk; ? 



Tooth - 



„ (55) 

 „ a cast 



Ptychodus latissijius, Ag. 



Upper Chalk I 



Dover. 



» (12) 

 Tooth (12) 



Clay Hill, Frome. 



Oldbury. 



Brandon. 



Ptychodus Owenii ?, Eg. 



- I Lower Chalkl 



- ', Upper Chalkl 



Tooth 

 Sp'.'? tooth 



Teeth (12) 

 ,, (12) 



Ptychodus paucisulcatus, Eg. 



Chalk ■ I 



Upper Chalk] 

 Lower Chalkl 

 Upper Chi Ik 



PtY'CHODU.S POLY'GYRUS, Ag. 



- j Lower Chalk 



- Chalk 



Upper Chalk 



„ , 5 on one block 



„ ,11 on one block - 

 „ , 6 on one block - 



Maidstone. 

 Kent. 



Isle of Wight, 



? 



Lewes. 



Guildford. 

 Dover. 



Stibbs Hill, W La • 



vington. 

 Lewes. 

 Gravesend. 

 Grays. 

 Bury. 



