MAY 101893 



VERTEBRATE EM 



A TEXT-BOOK 

 FOE STUDENTS AND PRACTITIONERS 



BY 



A. MILNE 8 MARSHALL, M.D., D.Sc., M.A., F.R.S. 



PBOFESSOB IN THE VICTORIA UNIVERSITY ; BEYER PROFESSOR 



OF ZOOLOGY IN OWENS COLLEGE ; L.VTE FELLOW OF 



ST JOHN'S COLLEGE, CAMBRIDGE 



NEW YORK: G. P. PUTNAM'S SONS 



LONDON : SMITH, ELDER, & CO. 



1893 



