drilephii.a] SPHINGIDAE 297 



horn slightly curved, reddish; head reddish or blackish: on 

 Galium, Fuchsia, Jiumex, etc. ; 6, 7. 



6. D. euphorbiae, L. 58-G4 mm. Forewings grey-brown ; 

 basal area dark olive-brown, dorsal ly blackish, edge strongly 

 curved, base whitish ; a large roundish dark olive-brown discal 

 spot ; a dark olive-brown fascia from apex, upper half slender, 

 lower irregularly much dilated, anterior edge running to middle 

 of dorsum, preceded in disc by a pale ochreoua suffusion. Hind- 

 wings rosy, towards dorsum white ; basal area black ; a narrow 

 black subterminal fascia. 



England, Lanark, on coast sandhills, local and probably only 

 an occasional resident ; C. and S. Europe, N. Africa, WC. Asia 

 to the Himalayas ; 6. Larva bronzy-green or blackish-bronze, 

 irrorated with yellow or white, usually black-banded ; dorsal line 

 red ; subdorsal and lateral scries of yellowish spots on the black 

 bands, former sometimes connected by a reddish or yellowish line ; 

 subspiracular red or yellowish; horn red; head red, sometimes 

 black-spotted : on Euphorbia paralias and E. cyparissias ; 8, 9. 



7. D. galii, Rott. 62-75 mm. Forewings dark olive-brown ; 

 base whitish, followed on dorsum by a blackish suffusion ; a 

 rather broad pale brownish fascia suffused with pale ochreous 

 from immediately before apex to dorsum markedly before 

 middle, anterior edge with three well-marked projections; a 

 light brownish terminal fascia. Hindwings rosy, partly whitish- 

 suffused, towards dorsum whitish ; basal area black ; a narrow 

 brownish terminal fascia, preceded by a black fascia. 



Britain to Caledonian Canal, E. Ireland, usually non-resident, 

 but at rare intervals breeds here rather freely and generally ; 

 Europe, N. and C. Asia, N. America ; 6, 7. Larva olive-green, 

 pale brown, reddish-brown, or black, sometimes yellow-dotted ; 

 a subdorsal series of yellow black-edged spots, rarely obsolete ; 

 horn red ; head reddish : on Galium ; 8, 9. 



4. Sphinx, L. 



Characters of Deilepldta, but thorax with low double posterior 

 tuft. 



A moderately large genus, ranging over the whole world, 

 but principally characteristic of America. Imago Hying at 

 dusk, feeding on the wing. 



1. Hindwings with transverse lines . . .2. 



,, without transverse lines . 1. pinastri. 



2. Hindwings rosy -tinged . . .2. ligu&tri. 



,, not rosy-tinged . . 3. convohuli. 



