



Sbi% 



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yiterrg of % Hfenmt 



OF 



COMPARATIVE ZOOLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 



JFouitaeTj bg jmbate subsctfptfon, fn 1861. 



The gift of LOUIS AGASSIZ. 



No.f~/ ? &- 



/L>s. d OlorUL /r- /*?-3. 



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