MANUAL 



VERTEBRATES 



NORTHERN UNITED STATES, 



INCLUDING 



THE DISTRICT EAST OF THE MISSISSIPPI RIVER, AND NORTH OF 



NORTH CAROLINA AND TENNESSEE, EXCLUSIVE 



OF MARINE SPECIES. 



DAVID STARR JORDAN, PH.D., M.D. 



PROFESSOR OF NATURAL HISTORY IN BUTLER UNIVERSITY. 



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SECOND EDITION, REVISED AND ENLARGED. 



CHICAGO: 



JANSEN, McCLURG & COMPANY. 



1878. 



