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The caterpillar is dark olive green, with a paler line 
along the back, and a darker one on the sides of it; the 
head brownish. 
The date of the appearance of the caterpillar is in 
January, February, and March. 
It feeds on the dwarf furze (Ulex nanus), and the 
common furze, gorse, or whin (Ulex Europceus). 
BUTALIS FUSCO-iENEELLA. 
Plate CXIII. Figure 15. 
Localities for this species are Headley Lane, Grassington 
in Wharfedale, Yorkshire, Bristol, Cambridge, Kingsbury, 
Mickleham, Richmond in Yorkshire. 
The perfect insect appears at the end of June, in July 
and the beginning of August. 
The date of the appearance of the caterpillar is in June. 
It feeds on the common rock-rose (Ilelianthemum vul¬ 
gar e ). 
BUTALIS SENESCENTELLA. 
Plate CXIII. Figure 16. 
Localities for this species are York, Scarborough, Lewes, 
Mickleham, Alkham, Manchester. 
The situations where it is found are downs, etc., etc. 
The perfect insect appears in July. 
The caterpillar is dull olive green with several whitish 
lines lengthwise, the spots small and blackish ; the head 
brownish black. 
