of material evidence found
furnish a great opportunity for measuring geological time movements and
hence the life of plants and animals, including man.

The table on page 64 will contribute to the clearness of this brief
statement about the glacial periods.

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{64}

THE ICE AGE IN EUROPE[5]

Geological time-unit 25,000 years

RELA-
TIVE TOTAL
TIME TIME HUMAN ANIMAL AND
GLACIERS UNIT YRS. YRS. LIFE PLANT LIFE
-----------------------------------------------------------------------------
Post-Glacial 1 25,000 25,000 Cro-Magnon Horse, Stag, Rein-
Daum Azilian deer, Musk-Ox,
Geschintz Magdalenian Arctic Fox, Pine,
Buehl Solutrian Birch, Oak
Aurignacian
-----------------------------------------------------------------------------
4th Glacial 1 25,000 50,000 Mousterian Reindeer, period of
Wurm Ice Neanderthal Tundra, Alpine,
Steppe, Meadow
-----------------------------------------------------------------------------
Q 3d Inter- 4 100,000 150,000 Pre-Neander- Last warm Asiatic
U glacial thal and African ani-
A Piltdown mals
R ---------------------------------------------------------------------------
T 3d Glacial 1 25,000 175,000 Woolly Mammoth,
E Riss Rhinoceros,
R Reindeer
N ---------------------------------------------------------------------------
A 2d Inter- 8 200,000 375,000 Heidelberg African and Asiatic
R glacial Race Animals, Ele-
Y Mindel-Riss phant, Hippo-
potamus
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