108 CARADRININA [TRIPHAENA 



9. T. prasina, F. (herbida, Hb.) 42-50 mm. Antennae in <$ 

 ciliated. Forewings olive-green, sprinkled with blackish ; veins 

 mixed irregularly with whitish and blackish; subbasal, first, 

 and second lines pale, blackish-edged ; median shade blackish- 

 mixed ; spots outlined with black, orbicular brownish, reniform 

 mostly suffused with dark fuscous, followed by a pale suffusion ; 

 subterminal line pale. Hindwings fuscous, darker posteriorly. 



Britain to Ross, Ireland, common ; C. Europe, N. Asia, N. 

 America; 6, 7. Larva violet-brown, with double series of 

 darker blotches above ; dorsal line pale ; spiracular pale, dark- 

 edged above ; head pale reddish -brown, darker-marked : on 

 Rumex, birch, JRubus, etc. ; 8-4. 



22. HELIOTHIS, 0. 



Head rough-scaled ; eyes glabrous. Antennae in <$ ciliated. 

 Thorax without crest. Abdomen not crested. Tibiae spinose, 

 anterior tibiae with horny apical hook. 



A rather small genus, but very generally distributed, though 

 commoner in subtropical regions; it is a development of 

 Caradrina ; some of the species have a very wide natural 

 range. The larvae feed especially on the blossoms of their 

 food-plants. 



1. Hindwings with broad discal spot . . 2. 



,, without such spot . . .3. 



2. Hindwings with postmedian dark fuscous line 3. scutosa. 



,, without postmedian line . 4. dipsacea. 



3. Forewings with terminal black dot above tornus . 



2. peltigera. 

 without such dot . .1. armigera. 



1. H. armigera, Hb. 30-40 mm. Forewings pale brownish- 

 ochreous or yellow-ochreous, sometimes suffused with brown or 

 rosy ; first and second lines edged with darker or ferruginous, 

 median darker or ferruginous ; orbicular and reniform darker- 

 outlined, often indistinctly, a dot in orbicular and interior spot 

 in reniform dark grey ; subterminal line obscure. Hindwings 

 fuscous-whitish, veins dark fuscous ; a broad blackish terminal 

 band. 



England, local and irregular; C. and S. Europe, C. and S. 

 Asia, Africa, America, Australia; 9, 10. Larva pale brown to 

 green, darker-freckled ; dorsal line pale, darker-edged ; spira- 

 cular whitish or yellow ; head brown : on rose, Reseda, Cala- 

 mintha, etc. ; 6, 7. 



2. H. peltigera, Schiff. 31-35 mm. Forewings light brownish- 



