AGRICULTURAL EXPERIMENT STATION. 



167 



brood spends the winter. Fig. 10 shows the orange-red butterfly 

 full size. The wings bear heavy black veins and a black border 

 spotted with white. 



LIFE HISTORY. 



The hybernating larvae complete their growth go into the chry- 

 salis state and the butterflies are on the wing by July. These 

 deposit their eggs sometimes on the leaves of plums but usually 

 upon willow or poplar. The eggs soon hatch and in a month the 

 larvae are full grown, enter the chrysalis state and in a short time 

 the second brood of butterflies appear. These lay eggs which soon 

 hatch and when the larvae are less than half grown they make 

 hybernacula from the leaves in which they spend the winter. 



The Mat Beetle. 



Lachnosterna fusca, (Frohl.) 



Order Coleoptera : Family Scarabaeidae. 



We received the following letter last September in reference to 

 the above insert : 



"Bridgton, Maine, September 18, 1803. 

 Professor Harvey : 



Dear Sir — I send you specimens of a worm that is doing a 

 great amount of damage to the farms in this vicinity. There are 

 many acres of grass land in this town where a good crop of Timo- 

 thy was cut the present season which now show hardly a green 

 blade of grass. These worms are found just below the surface 



