AEEXOSTOLA. 287 



wing ocbrenus white tinged with pale rufous and rather thickly 

 irrorated with fuscous brown, the veins slightly streaked with 

 brown ; traces of a postmedial series of dark points on the veins, 

 excurved to vein 4, then oblique; a terminal series of brown striae. 

 Hind wing white tinged with ochreous ; the underside with the 

 costal area aud terminal area to vein 2 irrorated with brown. 



Hah. W. Turkestan, Lsyk-kul ; E. Turkestan, Hi, Thian-Shan 

 Mts. ; Mongolia, LTiassutai, 1 J; Kashmir, iS'ubra (McArthur), 

 1 $ . Exp. 30-34 millim. 



4690. Arenostola elymi. 



Leucania elymi, Treit. Schmett. Eur. v. 2, p. 294 (1825) ; Dup. Lep. Fr., 

 Suppl. iii. p. 334, pi. 31. f. 1 : Herr.-Schaff. Eur. Schmett., Noct. f. 346 , 

 Oberth. Et. Ent. v. p. 71, pi. 9. f. 2 ; Stand. Cat. Lep. pal. p. 189. 



Tapinostula saturatior, Staud. Stett, ent. Zeit. 1889, p. 47. 



Head and thorax ochreous white tinged with pale rufous; palpi 

 and legs brownish ; abdomen ochreous white tinged with rufous 

 except at base. Fore wing ochreous white tinged with rufous, the 

 inner area and a streak in discal fold beyond the cell rather paler, 

 the veins slightly streaked with brown ; the antemedial line repre- 

 sented by slight dark points on the veins; a postmedial series of 

 slight dark points on the veins excurved from costa to vein 4, then 

 oblique ; cilia ochreous mixed with brown. Hind wing white tinged 

 with ochreous ; the underside with the costal area slightly tinged 

 with rufous. 



Ab. 1. saturatior. Fore wing darker or with dark streaks. — 

 St. Petersburg, Ussuri. 



Hah. Britain, Leech Coll. ; Denmark, Leech Coll. ; Germany, 

 Zeller, Frey, and Leech Colls. ; Sweden ; Russia, Livonia, St. Peters- 

 burg ; E. Siberia, Ussuri. Exp, 36-40 millim. 



Larva. Meyr. Brit. Lep. p. 120; Barrett, Lep. Brit, v. p. 113, pi. 198. f. 3. 



"Whitish ochreous tinged with pink ; head reddish brown. Food- 

 plant, bases of stems of Eh/mus arenarius. 4-5. 



4691. Arenostola fiuxa. 



Noctua fluxa, Hubn. Eur. Schmett,, Noct, f. 413 (1808) ; Herr.-Schaff. 



Eur. Schmett., Noct. f. 335. 

 Nonagriajunci, Boisd. Gen. & Ind. Meth. p. 134 (1840). 

 Leucania hellmanni, Ev. Bull. Mosc. 1843, iii. p. 548 ; Frr. Neue Schmett. 



pi. 429. f. 3 (1844); Herr.-Schaff. Eur. Schmett., Noct. ff. 42, 338; 



Staud. Cat. Lep. pal. p. 189. 

 Leucania extrema, Herr.-Schaff. Eur. Schmett., Noct. f. 336 (nee Hubn.). 

 Tapinostula saturata, Staud. Cat, Lep. Eur. p. 107 (1871). 

 Tapinostola expressata, Kruhl. Rev. Russ. Ent, vii. p. 11 (1907). 



Head and thorax pale rufous ; antenna? whitish ; abdomen 

 whitish tinged with rufous. Fore wing pale rufous, the veins of 

 terminal half irrorated with brown and white ; faint traces of a 

 sinuous antemedial line ; reniform represented by a small whitish 

 annulus to lower part with brownish centre; postmedial line 



