The Migration and Dispersal of Insects. 



BT 



J. W. TUTT, F.E.S. 



Demy 8vo., 132 pp. Price Five Shillings net. 



This book, the only one published on this interesting subject, is of first 

 importance to all students of the geographical distribution of animals, and 

 contains the folloAving chapters : — 



1. General Considerations. 2. Coccicis and Aphides. 3. Orthoptera. 4. Odonata. 

 5. Lepidoptera. 6. Coleoptera. 7. Diptera. 8. Social Insects — Hymenoptera, Ter- 

 mites. 9. Fnial considerations. 



Only a very small number of copies has been printed. It is trusted that 

 all entomologists will, besides supporting the book themselves, recommend it 

 to any libraries in which they are interested or with which they are 

 connected. 



Melanism and Melanochroism in British Lepidoptera. 



(IJeijiy 8vo., liound in Cloth. Price 5/-). 



Deals exhaustively with all the views brought forward by scientists to account for the 

 forms of melanism and melanochroism ; contains full data respecting the distribution of 

 melanic forms in Britain, and theories to account for their origin; the special value of 

 "natural selection," "environment," "heredity,"' " disease," " temperature," &c., in 

 particular cases. Lord Walsingham, in his Presidential address to the Fellows of the 

 Entomological Society of London, says, " An especially interesting line of enquiry as con- 

 nected with the use and value of colour in insects is that which lias been followed up in 

 Mr. Tdtt's series of papers on " Melanism and Melanochroism." 



Woodside, Burnside, Hillside and Marsh. 



Price 2/6. 242 pp. and 103 Woodcuts and full-page Illustrations. 



A series of Entomnlogieal Essays based on the insects to be found in various well- 

 known entomological localities. Deals with a great many of the more philosophical 

 subjects now before the entomological public. 



Postal Orders to H. E. Page, " Bertrose," Gelhitly Road, Hatcham, S.E. 



The place for NEW FOREST OYA, LARViE, and (bred) 



IMAGINES is 



Em MORRIS, Entomologist, Brockenhurst. 



Send stamped addressed envelope for Lists. 



Commissions executed in all orders. Foodplants for larvae supplied weekly. 



Day or night excursions accompanied. 



PHOTOGRAPHY. 



DEVELOPING THEOL CARTRIDGES. 



A new and Original Combination, px-epared especiallv for the Development of Plates, 

 Films, Bromide, and Gaslight Papers. Yields Crisp Clean NEGATIVES with good 

 density and exquisite detail, and PBINTS with rich velvety blacks and pure whites. 



Preferable to all others for simplicity and efficiency. I''.aeh cartridge makes concentrated 



developer, which only requires diluting wilh water to produce any desired effect. 



May be used repeatedly. Does not fog or stain. Will keep in any climate. Invaluable to tourists. 



In boxes containing sufticient to make .'iO-ozs., Price Is. 6d. 



%ollfretfrom' THc Thcol Manufacturing Co., 21, Morley Rd., Lewisham, S.E. 



