196 NOTODONTINA [TEPHROCLYSTIS 



WC. Asia ; 6, 7. Larva pinkish-grey or ochreous-whitish, partly 

 suffused with orange ; dorsal line purple -reddish or brown, 

 with a series of rounded white-edged blotches ; a lateral series 

 of orange-red and purplish spots ; spiracular line whitish ; head 

 dull purplish : on Artemisia ; 8-10. 



37. T. sobrinata, Hb. 18-19 mm. Abdomen without mark- 

 ings. Fore wings brownish -grey or brown, sometimes faintly 

 reddish, with indistinct angulated darker or fuscous striae ; 

 veins on median band towards edges, and basal half of median 

 vein black-marked ; a transverse black discal spot, posteriorly 

 whitish - edged, adjoining a darker median stria: subterminal 

 line whitish, forming a distinct tornal mark. Hindwings light 

 brown, paler costally, with grey sometimes obsolete striae; a 

 grey discal dot. 



Britain to Ross, N. Ireland, common ; N. and C. Europe ; 7, 

 8. Larva green ; dorsal line darker green or purple, sometimes 

 with a series of dull crimson whitish-edged subquadrate spots ; 

 spiracular whitish : on Juniperus ; 5, 6. 



38. T. helveticaria, B. (arceuthata, Frr. ; egenaria, HS.) 20- 

 24 mm. Abdomen with fuscous subbasal band. Forewings 

 rather elongate, light brownish -grey, with variably distinct 

 fuscous sinuate striae ; veins partially marked with blackish 

 and sometimes with whitish ; a transverse black discal mark ; 

 subterminal line obscure, sometimes forming a whitish tornal 

 dot. Hindwings light brownish - grey, with very faint grey 

 striae ; a dark grey discal mark ; cilia conspicuously barred. 



Bucks to Aberdeen, very local ; N. and WC. Europe ; 4, 5. 

 Larva rather stout, green ; dorsal line darker ; subdorsal 

 darker, edged above with pale yellowish ; spiracular pale yel- 

 lowish ; incisions yellowish ; head green or dull purplish : on 

 Juniperus; 7-10. 



39. T. nanata, Hb. 19-21 mm. Abdomen with brownish sub- 

 basal band and blackish lateral spots. Forewings elongate, grey, 

 with dark fuscous angulated striae ; fasciae separated by pairs 

 of white striae ; veins partly black -marked ; subterminal line 

 white, forming a tornal spot; a black discal mark, preceded 

 by a white spot ; an oblique whitish apical dash. Hind- 

 wings pale grey, whitish-mixed, with grey striae only distinct 

 dorsally ; a grey discal dot ; cilia conspicuously barred. 



Britain to the Shetlands, Ireland, common ; C. Europe ; 5, 6. 

 Larva slender, green ; a dorsal series of white M -shaped marks, 

 partly purple -edged ; a spiracular series of white marks : on 

 flowers of Erica and Calluna ; 8, 9. 



