Zoologisehe Jahrbtieher. 



ZEITSCHRIFT 



fur 



Systematik, Biologfc und Geographic 



der Thiere. 



Ihis important illustrated scientific public nt on, contains 

 extended articles on tlie Natural History of Animals, with 

 special reference to their distribution and classification. 



It is edited by I) 1 '- J. W. Spengel assisted by Prof. 



D r - E. van Beneden, Sir .John Lubbock and numerous 



i 



Authorities on its subject. 



Four numbers make a Volume. Papers of special length 

 and value appear in Supplementary Numbers. Important for 

 Libraries and Scientific Institutions. 



Gustav Fischer, Publisher, Jena. 



Orders received by 



Ruble & Schlenker, Booksellers, Bremen. 





