384 



SCIENCE FROM AN EASY CHAIR 



not abundant previously. These herds probably were to 

 some extent protected by the men, whilst the lion, bear, 

 hyaena, mammoths, and rhinoceroses were diminishing in 

 number, and were kept at a distance. 



The next lower division of the Pleistocene is No. 2, 

 the Middle Pleistocene or Last Glacial Age, or better, 



FIG. 72. Back and front view of a flint implement of the Moustier type 

 (period of the Neander Men or Middle Pliocene), half the size (linear) of 

 the object. Observe the bulb of percussion at b, and the completion of 

 one face by a single blow. Note also the fine edge and point of the 

 weapon. 



the Epoch of the Mammoth. The climate was cold 

 and humid. For the third and last time great 

 glaciers existed over the whole of Northern Europe, 

 and only bits of the south of England and the central 

 and southern parts of France were free from the ice- 

 covering, and carried a rich vegetation. Deeper 

 deposits in caves are of this age, and also much of the 



