THREE NATURAL HISTORY 

 BOOKS 



Crown 8vo, 6s. each 



THE LIFE OF CRUSTACEA. By W. T. 

 CALMAN, D.Sc. With many Illustrations. 



An account of the wonderfully diversified habits 

 and modes of life of the Crustacea that large division 

 of the animal kingdom which includes lobsters, crabs, 

 shrimps, and a host of other less familiar forms. 



THE FRESHWATER FISHES OF THE 

 BRITISH ISLES. By C. TATE REGAN, 

 M.A., of the British Museum. With many 

 Illustrations. 



A popular account of the fishes of our lakes and 

 rivers. It is not a book about angling, but one for all 

 who wish for reliable information as to our fresh- 

 water fishes, their specific characters, geographical 

 distribution, and life history. 



THE OX. By R. LYDEKKER. With many 

 Illustrations. 



This book deals with the general structure and 

 zoological position of the species, and the ancient 

 European wild ox and its extermination. This part of 

 the subject is treated in greater detail than in any other 

 English work. 



