372 European Butterflies and Moths. 



brown ; the basal and marginal areas dark brown, and bounded by dentated white lines, the latter 

 with strong double projections below the costa and in the middle, which are constricted or inter- 

 rupted above the inner margin ; tip divided. Expands about I or i\ inches. Inhabits Northern 

 and Central Europe in June. The larva is yellowish-grey, or reddish, with a red line on the 

 back before and behind, and a whitish line on the sides. It feeds on lime and sloe in 

 September. 



*i8. L. Tnmcata (Hufn.), Rjissata (W. V.). — Very variable, fore-wings generally dark grey, 

 the central area broad, dusted with pale grey, intersected by two dark dentated lines, and 

 bounded in front by a reddish-brown band, and behind by a white line, and bordered with 

 brownish-red as far as the subterminal line, with strong narrow projections in the middle, and 

 with shorter ones below ; hind margin with distinct black dots ; hind-wings brownish-grey. 

 Sometimes the central area is pale ochre-yellow as far as the subterminal line, or the whole 

 surface is dark grey, with suffused white transverse lines. Expands from \\ to \\ inches. 

 Common in Northern and Central Europe, and Siberia, from May to August. The larva is 

 green, with dark lines on the back and sides, and rose-red anal points. It feeds on low plants 

 in April, May, July, and August. 



*I9. L. Iiiuiiaiiata (Haw.). — Another very variable species, closely allied to Truncata, but 

 the fore-wings are more pointed at the tips ; grey, fulvous, or even whitish, with the basal and 

 central areas black or brown, the latter more sharply angulated. Size and times of appearance 

 of Truncata. The larva is dull pale yellowish or whitish-green, with a dark green line on the 

 back, bordered with paler dirty whitish subdorsal lines, and some oblique green streaks on the 

 sides ; spiracular line green, intersected by a yellowish thread ; anal points pink or green. It 

 feeds on sallow. 



*20. L. Sagittata (Fabr.). — Fore-wings fawn-colour, with a white spot before the middle 

 of the hind margin ; basal and marginal areas narrow, blackish, and bordered with white, 

 the latter with a concave excavation in front, and projecting into a long tooth behind opposite 

 the white spot. Expands from i to ij inches. It inhabits North-Central Europe in June and 

 July. The larva is yellowish-green, with dark green and reddish markings. It feeds on Thalictniin 

 flavitiiL in August. 



*2i. L. Viridaria (Fabr.), Aliaria (W. V.). — Fore-wings pale green, the basal and marginal 

 areas bordered by dark lines, which are expanded into large triangular spots on the costa, and 

 are there edged by white lines ; the central area varied with dusky, and with two rounded projec- 

 tions in the middle, and smaller ones below; antenna; of the male pectinated. Expands from 

 I to i| inches. Common in Europe and the Altai in June and July. The larva is humped, 

 reddish-yellow, with double black lines on the back, and a black stripe on the sides. It feeds 

 on bedstraw in May. The moth is figured at PI. 48, Fig. 12. 



E. — Forc-wiiigs of ike male not tufted beneath, their tips not divided, or zvith a suffused light 

 dash ; the central area not darker on the eosta than on the inner margin, intersceted by dai-ker lines, 

 projecting outivards in the middle, and bordered behind, and frequently also in front, by a light and 

 generally double transverse stripe; the subterminal line is ivhitish, regularly dentated towards the 

 base, and tlie hind margin is dotted with black ; hind-zuings paler, with the continuation of the 

 double stripe and the subterminal line ; nervulc 5 rises from the front half of the discoccllular 

 nervide ; all the wings with a dark central dot. 



*22. L. Picata (Hiibn.). — Fore-wings paler or darker brown, often varied with greenish, the 

 central area darker, with two strong pointed projections in the middle, and bordered behind by a 

 broad white indistinctly-divided band, on which is a dusky transverse line, followed by a white 



