no 
dark brown and slightly waved. Hind wings similar in 
colour, with, in some specimens, an indistinct central line. 
This is rather a variable insect in the depth of the 
ground colour and markings. 
Localities for this species are York, Stowmarket, 
Lewes, Sherwood Forest, Lewisham, Birkenhead, Sud¬ 
bury, Black Park, Barnstaple, Worthing, Manchester, 
Brighton, Bristol, Lvmington, Tenterden. 
The situations where it is found are woods. 
The perfect insect appears at the end of August and 
in September. 
The caterpillar is greyish mottled with brown, with 
prominences on the third, sixth, eighth, ninth,and twelfth 
segments, and on the sides of the seventh. 
The date of the appearance of the caterpillar is in June. 
It feeds on the oak, the birch, &c. 
ENNOMOS ANGULARIA. 
AUGUST THORN. 
Plate XIX. Figure 2. 
This insect measures about an inch and a half or a 
little over in width. 
Male: fore wings yellowish, more or less tinged with 
pale brown or reddish, the first line, which is brown, 
is bent near the upper edge, the second line, which 
is also brown, less bent, and a darker shade proceeds 
from thence to the outer edge of the wing. The central 
spot is only faintly indicated. Hind wings similar in 
colour to the fore ones, with a faint line across them. 
Localities for this species are York, Scarborough, Ex¬ 
eter, Plymouth, Stowmarket, Kingsbury, Bristol, Lewes, 
