mammalia of pliocene periods. 95 
f'ntered into the evidences illustrating the 
tate of animal life, during the period imme- 
9^te y preceding the formation of this diluvium, 
ust refer to that work for details respecting 
the nature and habits of the then existing popu- 
a ion of the earth. It appears that at this 
epoch, the whole surface of Europe was densely 
peopled by various orders of Mammalia; that 
le numbers of the herbivora were maintained 
in due proportion by the controlling influence of 
carnivora; and that the individuals of every 
species were constructed in a manner fittincr 
history Discoveries which have been made, since the publica- 
sTr^bed eristed^’ 
tiie catastronhe geological period preceding 
nation ‘™’"" ‘”"- 
.Ji 'S.iT"’; “'"p' “ "'“"j 
among the animals we fi P^'^Ponderance of extinct species 
Ikeni, afford oih„ TOTOn'rof ref”'"”" 'T““ 
period anterior to tu ^ • refeinng these species to a 
however cannot be ^ This important point, 
detailed’; i- ““®'dered as completely settled, till more 
and of iir dilT'T" t members of the Pliocene, 
place. alluvial formations shall have taken 
