AN INTRODUCTION 



TO 



ANIMAL MORPHOLOGY 



\M> 



Systematic Zoology. 



BY 



ALEXANDER MACALISTER, M. B. DUEL., 



"1- Co.Ml'AKATIYi: ANATOMY A NI) /( H )L( )( ; Y, \' Nl Y V. KS 1 IT t i F DTBI.IN. 



PART [. INVERTEBRATA. 



LONDON: 

 \ (, M A \ S, GREEN, AND CO 



". 



