TEXT-BOOK 



OF 



COMPAEATIVE ANATOMY 



BY 



DR. ARNOLD LANG 



PEOFESSOE OF ZOOLOGY IN THE UNIVEESITT OF ZUEIOH 

 FOEMBELY EITTEE PBOFESSOE OF PHYLOGBNY IN THE UNIVERSITY OP JENA 



PREFACE TO THE ENGLISH TRANSLATION BY 



PROFESSOR DR. ERNST HAECKEL, F.R.S. 



DIRECTOR OF THE ZOOLOGICAL INSTITUTE IN JENA 



TRANSLATED INTO ENGLISH BY 



HENRY M. BERNARD, M.A. Cantab. 



AND 



MATILDA BERNARD 



PART I. 



Hontron 



MACMILLAN AND CO. 



AND NEW TOEK 



1891 



A II rights reserved 



