DEILEPHILA] 



SPHINGIDAE 



295 



2. Disc of hindwings rosy . . . .3. 



,, yellow-ochreous . 1. porcellus. 



3. Hindwings with black subterminal fascia . . 4. 



without such fascia . . 2. elpenor. 



4. Fore wings with anterior edge of pale band straight 5. lineata. 



irregular 5. 



5. Edge of dark postmedian band reaching middle of 



dorsum . 6. euphorbiae. 

 ,, reaching dorsum 



before middle 7. galii. 



6. Forewings light brown ... 3. celerio. 



olive-green ... 4. nerii. 



1. D. porcellus, L. 44-52 mm. Forewings deep yellow- 

 ochreous, more brownish towards base and costa ; first, median, 

 and second lines brownish ; costa 



broadly suffused with purple -rosy 

 towards middle ; sometimes a rosy- 

 whitish discal mark ; an irregular 

 dull rosy -purplish terminal fascia. 

 Hindwings deep yellow - ochreous, 

 costal and basal areas broadly black- 

 ish ; terminal fascia as in forewings ; 

 termen waved. 



Britain to Caledonian Canal, N. 

 Ireland, common; Europe, WC. and 

 N. Asia : 5, 6. Larva brown or 

 green, blackish-freckled; 2-6 pinky- 

 whitish above ; 2 and 3 retractile into 4 ; 5 and 6 swollen, with 

 round lilac brown-centred blackish-edged lateral spots ; no anal 

 horn, but a slight tubercle : on Galium ; 7, 8. 



2. D. elpenor, L. 58-66 mm. Forewings deep olive-ochreous ; 

 second line darker ; costa rosy ; dorsal edge white, near base 

 blackish ; lower half of median band purplish-rosy ; sometimes a 

 white discal dot; a straight streak from beyond middle of 

 dorsum to costa before apex, and a terminal fascia light rosy- 

 purple. Hindwings rosy, basal half black ; cilia white. 



Britain to Caledonian Canal, N. and E. Ireland, common, 

 infrequent in Scotland ; Europe, WC. and N. Asia ; 6. Larva 

 brown or green, blackish-freckled except on 2-4 ; subdorsal line 

 pale on 2-4 ; 2 and 3 retractile into 4 ; 5 and 6 swollen, with 

 blackish lateral blotches enclosing reniform lilac brown-centred 

 spots ; horn short, black : on Galium, Epilobium, Fuchsia, 

 etc. ; 7, 8. 



