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Tlir: AM 1:1: K AX .\ ATI L' A LIST [Vol. XLI 



rarabid.T A\e obtained luinu'rous .pedinen. m the fall of 1905 

 ^vhen our ca»-es were first started, and these furnished our early 

 exi)erience. 'Hie hrst lot collected, kei)t over nicrht in a small 

 vessel, ate each other; in the niorninfr hut one remained. The 

 second lot, kept over night in a large vess(^l with pleiitv of proper 

 food, did exactly the same. Then we made a screen cage with 

 separate compartments, set it m an afiuanuin and i)iit our third 

 lot into it, one larva in each compartment. These then chmhed 



