THE 



POLAE AND TeOPICAL 



WOELDS: 



A DESOEIPTIOI^" OF MAI^ AIsTD UATUEE 



IN THE 



:jolar and Jqualorial j^egions of ihs |lobe. 



BY DR. G. HARTWIG, 



AUTHOK OF " THE SEA AND ITS LIVING WONDEKS," AND THE 

 " HARMONIES OF NATUEE." 



EDITED, WITH ADDITIONAL CHAPTERS, BY 



DK. A. H. GUERNSEY. 



WITH NEARLY TWO HUNDRED ILLUSTRATIONS. 



PUBLISHED BY 



BILL, NICHOLS & COMPANY, 



SPRINGFIELD, MASS. 



1 872. 



