Plate 4 



Bketle Cages: Fig. 3. — No. 1, jar with wooden top. No. 2, j;u' with 

 cheescloth top lielrt in place with rubber bjind. No. 3, construction of under- 

 side of wooden top. Fig. 4. — Illustrntes construction of wire cage for rearing 

 insects in the ground. The side figures show the top and bottom <if the cai^e, 

 while the middle fiiiure shows the completed <-;ige, which can l)e sunk in the 

 firound to the distance desired. 



