From middle Europe, also, the reindeer retired.

His departure marks the end of the Quaternary period.
Since the advent of man on the earth, we have, therefore, to deal with periods of incalculable length.

Vast changes in the climate and fauna were produced by the slow operation of causes such as are in action at the present day.

Figures cannot enable us to appreciate these enormous lapses of time.
It seems to be satisfactorily established, that a race allied to the Basques may be traced back to the Neolithic age.

At that time the British Islands were undergoing a change of level, like that at present occurring in the Scandinavian Peninsula.