364 Journal of the Asiatic Society of Bengal. (October, 1909. 
setting in of the rainy season in June, when winged imagos 
in toemerge. In the imago the front wings are grass-green 
Os- 
the larva. 
_, There is evidence that the insects feed upon the plant 
juices and excrete it on the leaves, notwithstanding the sup- 
position of one observer that the sugar comes from the atmos- 
phere. Dr. Annandale, in a recent number of Records of Indian 
Museum (vol. iii, p. iii, 293) remarks that a certain Jassid 
buries its proboscis in the leaf of a Ficus to suck up the sap, 
while from the tip of the abdomen it squirts out a honey-like 
iquid. 
, rhe sugary deposit on the branches and leaves is a manna- 
like Substance of a pure white colour. It occurs in grains of 
various sizes, or forms thick incrustations on and around the 
organs of the plant. It is sweet to the taste, and may 
nou like wax into balls. On account. of its outward 
