ARENOSTOLA. 283 



C. Fore wmg without streaks on the veins. 



a. Hind wing pure white ; fore wing irrorated with 



white mollicella. 



b. Hind wing suffused with brown. 

 a 1 . Fore wing pale flesh-colour. 



a" Fore wing with dark irroration modesfa. 



b 2 . Fore wing without dark irroration deserticola. 



b 1 . Fore wing white. 



a 2 . Fore wing with postmediul series of dark points. 

 a 3 . Hind wing strongly suffused with fuscous, 



especially on terminal area bondi. 



to. Hind wing slightly tinged with brown extrema. 



b 2 . Fore wing without postmedial series of dark 



points sohn-rcthcli. 



4681 . Arenostola phragmitidis. 



Nocttia phragmitidis, Hiibn. Eur. Schmett., Noct. f. 230 (1802) ; Dup. Lep. 



Fr. vii. pt. 1, p. 90, pi. 106. f. 5; Frr. Neue Schmett, pi. 515. f. 1 ; 



Staud. Cat. Lep. pal. p. 190. 

 Noctua semicana, Esp. Schmett. iv. pi. 189. f. 5 (1804). 

 Leucania verecunda, Ev. Bull. Soc. Mosc. 1848, iii. p. 219. 

 Xanthcdesmorawitzii, Men. Euum. Corp. Anim. Mus. iii. pi. 16. f. 8 (1863). 



Head and thorax whitish, the latter with the vertex tinged with 

 red-brown ; palpi brownish ; legs tinged with brown ; abdomen 

 ochreous white dorsally tinged with brown, ventrally with rufous. 



AS 

 Fig. 121. — Arenostola phragmatidis, rj" , \. 



Fore wing whitish tinged with rufous, the costal area whiter, the 

 veins slightly streaked with whitish ; cilia rufous. Hind wing 

 ochreous suffused with brown, the veins slightly streaked with 

 ochreous ; cilia ochreous white ; the underside whitish tinged 

 with ochreous. 



Hah. Britain, Scotland, Forres (Salvage), England {Doubleday), 

 Leech Coll. ; Holland ; Denmark, Frey Coll. ; Germany, Zeller and 

 Leech Colls. ; Switzerland ; Russia, Sarepta, Zeller Coll. ; W. 

 Turkestan, Turcomania, Issyk-kul ; Tibet, Amdo. Exp. 32-38 

 millim. 



Larva. Meyr. Brit. Lep. p. 120 ; Barrett, Lep. Brit. v. p. 125, pi. 199. f. 2. 



Whitish ochreous ; subdorsal line broad, interrupted, purplish 

 fuscous; lateral line narrow, similar; head black: thoracic plate 

 brown. Food-plant, in stems and on leaves of Phragmites. 9-0. 



Pupa on the ground. 



