83 
distinct. In some, the space between these lines is no 
darker than the remainder of the wings. Hind wings the 
same. 
Female: fore wings rather paler rusty-red. Hind 
wings the same. 
Localities for this species, which is very plentiful in all 
the south of England, are York, Falmouth, Doncaster, &c. 
The situations where it is found are, for the most part, 
orchards and gardens. 
The perfect insect appears in July and August. 
The caterpillar is of a clear bluish-grey colour, with 
dark-brown and golden-brown hairs, a white line on the 
back, and an orange-red streak along the sides intersected 
by a black and blue stripe, and followed by a silvery-blue 
one spotted with black on the third, fourth, and twelfth 
segments. 
The date of the appearance of the caterpillar is in 
May and June. 
It feeds on the apple, the pear, &c. 
BOMBYX CASTRENSIS. 
GROUND LACKEY. 
Plate XIV. Figure 1. 
This insect measures from rather under one inch and a 
quarter to rather more than one inch and a half or nearly 
one inch and three quarters in width. 
Male : fore wings pale yellowish-red, with two streaks 
or bars across of reddish-brown, and in many specimens 
a brownish band beyond the second. Hind wings pale 
yellowish-buff, thorax dull yellow, body dull yellowish 
brown. 
