The Modern animals are also, as explained above, a selection from the grander fauna of the post-glacial period.
The whole of Finland is covered with Glacial and post-glacial deposits.
We have here to do with post-glacial action pure and simple, the volcanoes having been formed since the close of the Pleistocene.
In like manner, we cannot positively say when this post-glacial period ended and the recent began.
In short, no geological fact can be better established than the post-glacial subsidence.
What cause could have led to its extinction in post-glacial times is as yet a mystery.
I must now very briefly review the evidence bearing on the climatic conditions of post-glacial times.
A raised shelf with post-glacial marine clays forms the flat land west of Limavady.
There is yet another physical condition of the Pleistocene and post-glacial periods which any adequate explanation must embrace.
It is not of post-glacial age—even much of what one may call the “remodified lss” being of late Glacial or Pleistocene age.