422 LEflDOl'TERA. 



sui^iiifnt, rouuufil. Ijrowii or pale grey ; geueral colour 

 )-e(l(iish-bio\vu. pule nmbreous, greeuish-browu or pale grey. 

 dorsal line ob&curely darker, lying in a broad dorsal stripe of 

 brown, black-brown, red-browu, or in grey si)ecinieus slate 

 colour ; subdorsal lines very obscure, rather pale, but edged 

 below by a darker line or stripe or sometimes succession of 

 faint rippled lines ; spiracular stripe a yellow shade of the 

 ground colour, wrinkled and ridged, edged below by a 

 ])urple-brown or grey-brown line ; inidersurface dark brown 

 or grey ; divisions of the segments dark brown, or grey- 

 brown, or marked by short slender blackish bars : anal seg- 

 ment furnished with two or three short black points ; le<is 

 brown or grey. 



June and -Inly, and in a second generation, emerging from 

 the egg in October, hyberuating, and feeding up in April; 

 on JfjipertcL' I ' pi iloiuL)' m and other species of St. .lohn's 

 wort, eating V)oth leaves and blos.soms. 



J*l TA rather slender, the head i)rojeettd forward and eye- 

 covers prominent, marked with a black dot; wiug-covers long 

 and ])ointed ; antenna-cases much longer, extending halfway 

 to the end of the abdomen ; tliese portions light led-brown, 

 much roughened with minute sculpture ; dorsal and abdo- 

 minal surfaces more drali-brown, abundantly pitted, and the 

 segments ridged and very prominent : spiracles black ; 

 cremaster short, ])ale brown, terminated by a very short 

 lilunt forked protubi- ranee, light brown. 



The moth loves to sit during the day on a bare place on 

 the ground, 01' on a rock. 01' the bare side of a sandhill, <ji' 

 even on a rail or fence, or the paling which encloses a wood ; 

 but especially on bare spots on the sides of hills and cliti's ; 

 its foie wings quite covering the hind, and also drawn 

 together so a> to raise itself and tbrm a roof. Exceedingly 

 lively and active at lhi> time, starting up directly it is 

 approached, and rushing headlong away, and indeed con- 

 veying the idea of a larger an<l more striking species than it 



