162 CARADRININA [CATOCALA 



3. Median fascia sharply contracted above angle . 4. 



,, ,, not markedly contracted . 4. promissa. 



4. Hindwings ochreous-rosy ... 2. nupta. 



,, crimson . . . 5. electa. 



1. C. fraxini, L. 90-100 mm. Fore wings yellow -grey- 

 whitish, irrorated with brown ; first and second lines dentate, 

 edged with yellowish -brown ; median and subterminal lines 

 dentate, yellowish-brown ; reniform edged with dark yellowish- 

 brown ; beneath it a pale diamond-shaped spot outlined with 

 dark. Hindwings grey-blackish : a pale lilac-blue postmedian 

 fascia. 



Britain to Berwick, E. Ireland, always rare; C. Europe, N. 

 Asia; 8, 9. Larva brownish -grey, black- speckled ; pointed 

 prominences on 9 and 12 : on ash and poplar; 6, 7. 



2. C. nupta, L. 70-78 mm. Fore wings pale greyish - 

 ochreous, irrorated with dark fuscous ; first and second lines 

 dentate, edged with dark fuscous; median and subterminal 

 lines cloudy, dark fuscous ; reniform centred and edged with 

 dark fuscous ; beneath it a subovate spot outlined with dark 

 fuscous. Hindwings ochreous-rosy; an angulated median 

 fascia contracted above angle, and terminal band black ; cilia 

 white. 



Britain to Berwick, common; C. Europe, NW. and WC. 

 Asia to N. India ; 8, 9. Larva grey, irrorated with brown ; a 

 dark dorsal blotch on 9 ; prominences on 9 and 12 : on Salix, 

 poplar, and ash; 5-7. 



3. C. sponsa, L. 58-64 mm. Forewings brown, whitish- 

 sprinkled ; first and second lines dentate, hardly pale, edged 

 internally with blackish and externally with darker brown ; 

 reniform edged with whitish, enclosing a dark brown ring, and 

 outlined with dark fuscous ; space before it more whitish- 

 mixed ; beneath it a pale spot outlined with blackish ; sub- 

 terminal line cloudy, whitish, edged posteriorly with dark 

 fuscous. Hindwings crimson ; a twice angulated median fascia 

 and terminal band black. 



S. England to Gloucester and Suffolk, local ; C. Europe, NW. 

 Asia; 7, 8. Larva pale ochreous, darker-freckled; a light 

 ochreous dorsal blotch on 5, and a mark on 10 ; darker brownish 

 dorsal blotches between 9 and 10, and on 12; head reddish- 

 brown, with black marginal band above : on oak ; 5, 6. 



4. C. promissa, Esp. 52-58 mm. Forewings light brown, 

 irregularly mixed with whitish and pale ochreous, and sprinkled 

 with dark fuscous ; lines dentate, first strongly edged with dark 



