DASYCHIRA] OCNERIADAE 173 



mark in a whitish suffusion. Hindwings grey ; an indistinct 

 darker discal spot and sometimes a subterminal line. 



Britain to Sutherland, rather local ; N. and C. Europe, NW. 

 and WC. Asia ; 6. Larva dark grey ; hairs long, whitish or 

 yellowish, on head dark grey ; tufts on 5-9 blackish, surrounded 

 with pale grey hairs: pencil on 12 black; head black: on 

 Erica, Lotus, Salix, etc. ; 9-5. 



2. D. pudibunda, L. 42-58 mm. Forewings white, more or 

 less densely sprinkled with dark fuscous ; an indistinct dark 

 fuscous subbasal line ; first and second lines dark fuscous, sub- 

 sinuate, sometimes indistinctly double ; discal spot obscurely 

 outlined with dark fuscous, sometimes connected with costa by 

 a dark suffusion ; praesubterminal line partially fuscous, indis- 

 tinct. Hindwings whitish, in <$ fuscous-tinged ; an indistinct 

 grey discal spot, and sometimes a subterminal cloudy line. 



England to York, common ; N. and 0. Europe ; 5, 6. Larva 

 pale green or brown ; hairs long, whitish, yellow, pale green, or 

 brownish; tufts on 5-8 yellow, pink, pale green, brown, or 

 black, separated by black spaces ; pencil on 1 2 rosy, brown, or 

 black ; head concolorous with body : on oak, hazel, Humulus, 

 etc. ; 8, 9. 



4. COLOCASIA, 0. 



Abdomen hairy, in < with two subbasal crests, posterior 

 larger. Posterior tibiae with all spurs. Forewings : 10 out of 

 9, sometimes also connected by bar with 9. Hindwings : 6 

 and 7 stalked. 



Besides the following, only two North American species are 

 referred here. Larva with two long projecting hair-pencils on 

 2, one on 12, and dense erect tufts on 5 and 6. 



1. C. coryli, L, 30-35 mm. Forewings brown, densely 

 irrorated or suffused with white or ochreous-whitish ; median 

 band reddish-brown, sprinkled with whitish ; first and second 

 and sometimes median lines blackish, first twice angulate-den- 

 tate, second irregularly curved outwards on upper half ; orbicu- 

 lar outlined with black ; claviform black or outlined with black, 

 touching both lines ; discal spot transverse, anterior edge black, 

 posterior brown ; praesubterminal line darker, irregularly waved. 

 Hindwings fuscous, anteriorly paler ; a crescentic discal mark. 



Britain to Sutherland, Ireland, rather common ; N. and C. 

 Europe ; 5, 6. Larva greyish-ochreous or rosy-ochreous, hairs 

 pale grey ; dorsal line sometimes black ; spiracular sometimes 

 pale; tufts on 5 and 6 brown or reddish ; pencils on 2 and 12 



