6 PREFACE 



the next volume of Hope Reports. In the meantime 

 a brief statement of some of the chief arguments will be 

 found in the abstracts from the * Proceedings' (33-35). 



The progress of the Department in 1908 and 1909 will 

 be found in the two annual Reports of the Hope Professor 

 (36 and 37). 



EDWARD B. POULTON. 



Hope Department of Zoology, 

 University Museum, Oxford, 

 June 20, 191 o. 



