CHAP. VI.] 



PALAEOLITHIC IMPLEMENTS. 



159 



trunk of a tree, and the rhizome of a fern found along 

 with them, have been identified by Mr. Carruthers as a 



Thickness. 



Ft. in. 

 4. Surface soil . .06 



3. Sand 



2. Gravel .... 1 ^^^Jl^^M^I^MM^M^ 



1. Sand with implements 



3 &V: 



London Clay. 



FIG. 34. High Terrace Gravel, Lome Terrace, Myrtle Road, Acton. 



pine (probably the Scotch fir), and one of our indigenous 

 ferns, either the male fern or the osmund royal. 



In the " Mid Terrace Gravel " at Brown's orchard, at 

 a distance of about one and a half miles from the above 

 locality, many fossil animals have been determined by 

 Professor Busk, consisting of the small -nosed rhino- 

 ceros, horse, hippopotamus, bison, Brown's fallow-deer, 

 stag, reindeer, grisly bear, and mammoth, on a layer of 

 gravel resting on the London Clay (Fig. 35). No Palaeo- 

 lithic implements have been discovered in the gravels at 

 this level ; but they have been obtained out of the bed of 

 the Thames at Battersea and Hammersmith, so that man 

 is proved to have been dwelling in the neighbourhood of 

 London, while the gravels were being accumulated high 

 above the Thames, as well as while they were being 

 formed at and below its present level. It may therefore 



