TIIE INTERNATIONAL SCIENTIFIC SERIES. 



AS AFFECTED BY 



THE NATURAL CONDITIONS OF EXISTENCE. 



BY 



KARL SEMPER, 



PROFESSOR OF THE UNIVERSITY OF WfJRZBCRG. 



WITH TWO MAPS AXD OXE HUNDRED AJfD SIX WOODCUTS. 



NEW YORK: 



D. APPLETOX AXD COMPANY, 



1, 8, A>-D 5 BOND STREET. 



1881. 



