A ZOOLOGICAL POCKET-BOOK : 



OK, 



SYNOPSIS OF AMMAL CLASSIFICATION. 



COMPRISING DEFINITIONS OF THE PHYLA, 



CLASSES, AND ORDERS, 

 WITH EXPLANATORY REMARKS AND TABLES. 



BY 



DR EMIL SELENKA, 



PROFESSOR OF ZOOLOGY IN THE UNIVERSITY OF E1ILANGEN. 



TRANSLATED FROM THE THIRD GERMAN EDITION 



BY 



J. R AINSWORTH DAVIS, B.A., 



TRIN. COLL. CAMB. 



LECTURER ON BIOLOGY AND GEOLOGY, UNIVERSITY COLLEGE, ABERYSTWYTII ; AUTIIOR OF 

 "A TEXT-BOOK OF BIOLOGY," ETC. 



Interleaved for Students' Notes. 



LONDON: 



CHARLES GRIFFIN AND COMPANY. 



EXETER STREET, STRAND. 



1890. 



[All Rights Reserved.] 



