PREFACE XI 



Warwickshire Regiment ; Mr G. E. Low, Foster Place, Dublin 

 (for photographs) ; Mr Alfred J. Smith, Rendlesham, Suffolk ; 

 Mr W. B. Redfern ; and Prof. H. F. Osborn, Hon. D.Sc., 

 Columbia University, U.S.A. For the loan of blocks I have 

 to thank the Department of Agriculture in Ireland (through 

 Mr T. P. Gill), the Council of the Royal Irish Academy, the 

 Council of the Cambridge Philosophical Society, and the 

 Council of the Cambridge / Antiquarian Society ; and for 

 permission to copy illustrations or to obtain electrotypes I am 

 indebted to the Trustees of the British Museum, the Council 

 of the Royal Zoological Society, the Council of the Royal 

 Agricultural Society, the Council of the Shire Horse Society, 

 the Council of the Hellenic Society, Messrs A. J. Holman 

 and Co., and Messrs Longman and Co. 



WILLIAM RIDGEWAY. 



FEN DITTON, CAMBRIDGE, 



Lammas Day, 1905. 



