^tbrarg of l^e S^^xiseum 



OF 



COMPARATIYE ZOOLOGY 



AT HARVARD COLLEGE, CAMBRIBGB, MASS. 



iFountieti hj prfbate suiscrfptton, fn 1861. 



No. iT/. 



--- \^- '^- -_ V-- \_' -^- \^- ■■_' A_ 



(nvbnxl^. 



