ZYGAlNID^. 121 



2, Z. exulans, Hochcnwarth. — Expanse 1 to \\ inch. 

 Fore wings semi-transparent, grey, with five faint red 

 spots ; hind wings faintly reddish ; body hairy, black. 



Antennae black, curved forward, very thick toward the 

 apex, where they are curved gently back ; apex blunt. Head, 

 thorax, and abdomen black, densely and roughly clothed with 

 long, black, soft hair-scales. Fore wings rather narrow at 

 the base ; costal and dorsal margins nearly straight ; apex 

 and hind margin much rounded ; semi-transparent, smoky 

 bluish-grey or greenish-grey, with five pale crimson spots ; 

 the first three elongated, the longest being that from the 

 base along the costa, the other two shorter and placed in 

 the angles of the nervures ; the remaining two larger, more 

 or less round, one in the middle of the wing, the other beyond 

 and nearer the costa ; nervures distinctly darker, separating 

 the basal spots and faintly dividing the fifth ; cilia short, 

 yellowish-brown. Hind wings rather short, bluntly pointed, 

 rounded behind, pale reddish, dull crimson, reddish ochreous, 

 or even pale grey shaded with pink or ochreous ; sometimes 

 nearly transparent, with the hind margin narrowly or broadly 

 shaded with bluish-grey ; cilia yellowish brown, incon- 

 spicuous. 



Female similar, but paler and more transparent ; having 

 the portion of the collar in front of each shoulder white or 

 yellowish ; the nervures of the fore wings very pale ; the 

 spots and hind wings sometimes whitish-red, and the cilia 

 whitish. Legs yellowish-white. 



Underside shining and almost destitute of scales, showing 

 a faint repetition of the colours and markings of the upper 

 side. 



Variable in intensity of colour of the fore wings, as blue, 

 grey, or greenish predominate, and in the colour of the spots, 

 which often are crimson only in the centre, otherwise dull 

 ochreous, whitish or pale pink ; also in the colour of the 

 hind wings, from crimson to pale pinkish-grey or ochreous- 



