TUECLA. 
77 
two small orange spots near the anal angle of the hind wings. 
The female is larger and lighter in colour than the male, and has 
a large indistinct lighter patch on the fore wings, and a row of 
orange spots on the hind margin of the hind wings, extending 
from the anal angle. 
The under side is hrownish grey ; the fore wings have a 
distinct white line heginning on the costa at a point which is 
distant from the hind margin by a space equal to a fourth of the 
width of the wing. The hind wings have a white line running 
from about the middle of the costa to the inner margin, taking 
near the anal angle an upward and then downward direction, so as 
to give it somewhat of a W-shape. Along the hind margin is a 
row of orange spots, and near the anal angle and tilling up the 
whole distance between that point and the tail is a patch of 
light blue. 
Time of Appearance. — May and June. 
Habitat. — ^All Central and Southern Europe, but not Great 
Britain; Northern and Eastern Asia. It frequents open places in 
woods and roadsides. 
Larva. — Light green, with two yellowish streaks on the sides ; 
on each segment is a row of oblique lines of a darker green than 
the ground colour ; on the dorsal surface, which has a dark streak, 
are some pink dots. 
Time of Appearance. — June. 
Food -PLANTS. — Primus Spinosa and Gratcegus Oxyacantlia. 
2. T. W-album, Enoch. Btr. ii. p. 85; Hiib. 380-1. 
Expands 0,93 to 1’25 in. Hind margin of hind Avings 
scalloped, and with a small slender tail. Wings dark blackish 
brown, the nervures showing a little darker. Fore Avings quite 
without any pattern. The hind Avings have an orange spot at the 
anal angle ; the tail is tipjied Avith Avhite. Under side : — The 
colour of all the wings is greyish hroAvn ; the fore Avings have a 
narroAv Avhite line, someAvhat wavy, reaching from the costa to the 
inner margin, and placed closer to the hind margin than to the 
base of the wing. The hind Avings have a Avhite W-shaped line 
beginning at the costa and ending at the inner margin ; along the 
