]30 
POPLAR HAVVK-MOTH. 
as the wings ; the antennae reddish internally, and 
yellowish-white on the outer side. 
The caterpillar bears much resemblance to that 
already described, being usually green, with oblique 
yellow or white stripes. The stigmata are yellow 
or rose-colour, with a white centre ; the membran- 
ous legs often ornamented with a curved orange 
spot externally. The head is bordered with yellow, 
and the anal horn is of that colour, ■with the base 
blue. It eats the leaves of poplars and willows. 
(PI. in. fig. 3). 
This plainly coloured insect is by far the most 
common of the Sphingidae, being frequent in all 
parts of England, and generally distributed over the 
southern division of Scotland. It is tbund about 
midsummer and in autumn. 
