NATURE STUDY. 



By W. J. GORDON. 



Eacli volume contains 33 full-page Plates containing a Coloured Illustration 



of every Species. 



PRICE SIX SHILLINGS EACH. 



OUR COUNTRY'S FLOW^ERS. 

 OUR COUNTRY'S BIRDS. 



OUR COUNTRY'S BUTTERFLIES & MOTHS. 

 OUR COUNTRY'S SHELLS . 

 OUR COUNTRY'S FISHES. 



OUR COUNTRY'S ANIMALS. 



(Mammals, Reptiles, and Amphibians). 



BY THE SAME AUTHOB. Crown 8vo. Cloth, 3s. 6d. 



EQQ5 OF BRITISH BIRD5. 



BEING A SUPPLEMENT TO ''OUR COUNTRY'S BIRDS." 



WITH i6 FULL=PAQE COLOURED PLATES, 



398 Figures of Eggs and a List of British Birds past and present. 



London : SIMPKIN, MAKSHALL, HAMILTON, KENT & Co. Ltd. 



A CATALOGUE OF THE 



LEPIDOPTERA OF IRELAND 



By W. F. De VISMES KANE, M.A., F.E.S., &c. 



This cloth-bound volume contains 166 pages, and a Coloured Plate, preceded by an 



Introduction, in which questions of climate, soil. &c., and their influence upon local 



distribution, are considered. Price 5s., postage 4d. 



EXPERIMENTS ON THE 



SEASONAL DIMORPHISM of LEPIDOPTERA 



By De. AUGUST WEISMANN. 



Translated from the German by W. E. Nicholson, F.E.S. This very interesting paper 



appeared in seven numbers of the 'Entomologist' in 1896, and occupies 60 pages in 



its more convenient form as a separate pamphlet. Price Is., postage Id. 



SYNOPSIS OF EXPERIMENTS IN 



HYBRIDIZATION AND TEMPERATURE 



MADE WITH LePIDOPTEEA, UP TO THE END OF 1898. 



By Prof. MAX STANDFUSS. 



Translated from the German by Edwaed M. Dadd. 37 pages and four fine half-tone 

 Plates. YERY SCARCE. Price 2s., postage Id. 



London: WEST, NEWMAN <& CO., 54, Hatton Garden, E.C. 



