6 THE BUTTERFLY VIVARIUM. 



all the fascination of studies from living objects. I 

 have therefore devised for myself, and others simi- 

 larly situated, the contrivance which I may style, 

 more comprehensively than on my title page, the 

 " Insect Vivarium," for by its aid not only the 

 changes of butterflies and moths, but those, still 

 more extraordinary, of many other classes of insects 

 may be observed in all their stages. 



The plan of the structure is so simple that its 

 manufacture may be very economical, and can either 

 be made by the student himself, with the aid of the 

 instructions I shall set forth, or can be purchased, 

 at a most moderate cost, of an experienced manu- 

 facturer* of cases of this class, who is now devoting 

 much careful attention to their practical construc- 

 tion in a convenient, and at the same time orna- 

 mental, form. 



The collecting of objects for furnishing the Viva- 

 rium will form a very fascinating recreation for all 

 such as delight in a ramble through the fields and 

 woods. It will form a delightful addition to the or- 

 dinary attractions of a country walk, for the searcher 

 among the haunts of the insect tribes will find his 

 rambles varied by a thousand incidents, full of little 



* The address of the manufacturer, with a list of prices, will 

 he found at the end of this volume. 



