ALUM BAY FOSSILS. 1G1 



Hill, will afford the visitor an abundant supply 

 of fossil shells, in great perfection and variety. 

 Figures of a few characteristic species, are given 

 in PI. I. and II. 



Teeth of two species of PalEeotherium (P. cras- 

 sim, and P. medium,) were obtained by Mr. Prest- 

 witli from Headon Hill; and I have seen a block 

 of limestone, in which were imbedded several ribs 

 of a small mammalian, from the same locality. 



A few species of crustaceans have been collected 

 from the blue London clay, near the footpath. 

 Gyrogonites, and impressions of dicotyledonous 



