336 0. C. Marsh—History and Methods of 
them in his system of plants and animals, but kept them sepa- 
rate, with the minerals; hence he did little directly to advance 
During the last quarter of the eighteenth century, the belief 
that fossil remains were deposited by the Deluge sensibly 
us pause for a moment here, a 
been made ;- what foundation had been laid on which to estab- 
lish a science of fossil remains. 
e true nature of these objects had now been clearly deter- 
mined. They were the remains of animals and plants. Most 
of them certainly were not the relics of the Mosaic Deluge, 
art in th 
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of fossils. Steno, long before, had observed that the lowest 
life. Lehmann had sho 
erner, as we have seeD, 
together, as the “overflowed 
is, if we give him the credit his pupils 
0 
had done more than this, if 
e 
illiam Smith had worked out the same thing in England, and 
should equally divide the honor of this important discovery. ~ 
us preparation for future rogress, the second period in the 
history of Paleontology, mat : 
me be considered at an end. ; F 
oe have said nothing in regard to one branch © 
‘my subject, the methods of Paleontological research, for up? | 
