COSCINIA. 163 



costa blue-black from the base. The hind-wings are ochre- 

 yellow, with the costa bluish-grey. 



The female has canary-yellow fore-wings, with two steel-blue 

 spots of variable size, one on the costa, the other nearly opposite 

 the middle of the inner margin. The hind-wings are paler. 



The Four-Spotted Footman. 



The larva is dark grey, with a double zig-zag yellow line on 

 each side of the back, in which are situated red, hairy 

 tubercles. On the third, eighth, and last segments is a black 

 spot. The head is small and black. It feeds on lichens, which 

 grow on several kinds of fruit-trees, as well as on oak, beech, fir, 

 horse-chestnut, &c. 



The pupa is reddish-brown, short and stout; and is con- 

 tained in a thin oval cocoon. 



GENUS COSCINIA. 



Coscinia, Hiibner, Verz. bek. Schmett. p. 169 (1822 ?). 

 Spins, Hiibner, Verz. bek. Schmett. p. 169 (1822 ?) ; Walker, 



List Lepid. Ins. Brit. Mus. ii. p 472 (1854). 

 Eulepia, Curtis, Brit. Ent. ii. pi. 56 (1825); Stephens, 111. 



Brit. Ent. Haust. ii. p. 91 (1829). 



Emydia, Boisduval, Ind. Meth. p. 39 (1829); id. Gen. Ind. 

 Meth. p. 56 (1840). 



M 2 



