1006 JOORNA L, BOMB A F NA TURAL HISTOR V SOCIETY, Vol XIX. 



alow, and it is apparently one-brooded, a whole year being occupied by its 

 metamorphosis. The larva is small, soft and whitish in colour ; it is probably 

 extremely common in houses, but lives a retired life, being active at night. 



Oroee /Uipennts larva, first stage. 



Acrotalsa egg ( X 15). 



The fish insect is fed wholly upon paper, and thrives on that diet ; its eggs 

 are soft, oval white eggs, laid, in captivity, among the paper loosely and not 

 adhering to each other on the paper. The nymphs are readily reared on 

 paper, and the whole life history goes on in an ordinary bottle containing torn- 

 up paper. 



In the Pusa Laboratory, which has been occupied only one year, there has 

 been a plague of fish insects which have multiplied enormously, feeding on all 



