148 LEP1D0PTERA. 



Larva elongate, cylindrical, not attenuated ; head rounded 

 and shining, reddish-umbreous ; horny shining yellowish- 

 brown plates on the second and anal segments, the former 

 edged with black ; general colour grey, irrorated with white, 

 dorsal stripe broad, dark grey distinctly edged with white ; 

 subdorsal line less conspicuous, whitish tinged with reddish- 

 brown ; space between tinged with bronzy-brown and con- 

 taining a thin white waved thread ; spiracular stripe broad, 

 lemon-yellow, edged above with white ; above it is a stripe 

 of a shade similar to the dorsal ; raised dots black, shining 

 and distinct, those on the sides edged with white ; spiracles 

 inconspicuous, dark grey ; legs and outside of the prolegs 

 black ; ventral shade dull pale green. 



Or, black irrorated with whitish or yellowish; a broad 

 dorsal stripe of the ground colour edged on each side by a 

 whitish line ; subdorsal line distinct, yellow shading toward 

 white at the incisions ; between these lines is a whitish inter- 

 rupted thread ; spiracular stripe yellow, very conspicuous, 

 shading into white at its upper edge ; undersurface dark 

 green with broadly paler central shade ; head dull brownish 

 yellow or amber ; spiracles black ; raised dots, legs, outside 

 of prolegs, and dorsal and anal plates shining black. 



Or, similar to the last, but the yellow lines replaced by 

 white. 



Or, pale green irrorated with white ; dorsal stripe dark 

 greenish-grey ; subdorsal white, distinct ; spiracular yellowish- 

 white edged above with black ; sides otherwise dusky greyish- 

 green ; spots shining black, the lateral often ringed with 

 white. 



When very young semitransparent pale green; head 

 yellowish, spots shining black. (Chas. Fenn.) 



July and August on restharrow (Ononis arvensis and 

 0. spinosa), feeding especially upon the flowers and young 

 seeds ; but when young gnawing the undersides of leaves at 

 the top of a young shoot. In confinement it will eat Poly- 

 gonum aviculare and P. pcrsicaria, and Mr. F. Norgate, after 



