47 
SETINA IRRORELLA. 
Plate IX. Figure 3. 
This insect measures from about three quarters of an 
inch to an inch and a quarter or over in width. Male: 
front wings dull yellow, with three slanting rows of small 
black dots, variable in number, in the place of the first, 
second, and third lines. Hind wings similar in colour, 
but paler, and with one or two blackish spots near the 
outer corner. 
Localities for this species are Galway, Oban, Dover, 
Southsea, Box Hill, Newhaven, Shoreham, Worthing, 
Brighton, Isle of Man, &c. 
The dates of the appearance of the perfect insect are 
in June and July. 
The caterpillar is black, with a yellow line along the 
back, composed of a series of angulated spots, and with 
elongated spots on the sides. 
The date of the appearance of the caterpillar is in 
May. 
The caterpillar feeds on lichens. 
A curious variety of this species was taken by the 
Rev. Professor Henslow, the dots being suffused into two 
straight lines, and one between them in the shape of 
a V. 
CALLIGENIA MINIATA. 
RED ARCHES. 
Plate IX. Figure 4, 
This very pretty insect measures from a little under 
to a little over an inch in width. Male: front wings 
