140 
and equally indistinct. Hind wings most delicate very 
pale green. 
Localities for this species are York, Buttercrambe Moor, 
Scarborough, Huddersfield, Glasgow, Cambridge, Exeter, 
Manchester, Faversham, Barnstaple, Lower Guiting, Blean 
Wood near Canterbury, Hal ton, Brighton, Stowmarket, 
Charlton, Newnham, Plymouth, Bristol, Tenterden, Lewes, 
Worthing, Darlington, Lyndhurst, Birkenhead, Kings¬ 
bury. 
The situations where it is found are woods and hedge 
sides. 
The perfect insect appears at the end of May, in June, 
and the beginning of July. 
The caterpillar is yellowish-green, with a reddish-brown 
line along the back interrupted on each segment; head 
reddish-brown. 
The date of the appearance of the caterpillar is in 
August and September. 
It feeds on the birch. 
The chrysalis is placed in a cocoon among leaves. 
THORODESMA BAJULARIA. 
BLOTCHED EMERALD. 
Plate XXII. Figure 5. 
This insect measures from a little over an inch to one 
and a quarter across. 
Male: fore wings green; the first line is waved and 
whitish; second line also whitishand waved endinginacon- 
spicuous blot of very pale dull yellowish-brown, surround¬ 
ing a rather pale reddish-brown mark ; the upper margin 
is pale dull yellowish-brown. Hind wings green, edged 
