282 



NOCTriD^. 



costal half irrorated witli black, some black points on tcrmcn from 

 apex to discal fold. 



Fig. 120. — Arenostola lutosa, cJ. \. 



Hah. Beitain, Leech Coll. ; Germany, Zeller and Froy Colls. ; 

 Austria ; Hungary ; Switzerland ; Humelia ; Sweden ; Russia ; 

 "NV. Turkestan, Saisan, Issyk-Kul ; E. Siberia, Ussuri. Exp. 40- 

 54 millim. 



Larva. Mejr. Brit. Lep. p. 119 ; Barrett, Lep. Brit. v. p. 117, pi. 199. f. 1. 



Whitish ochreous tinged with pink; head pale red-brown. Food- 

 plant, in stems of Fhnigmites. 3-6. 



Sect. II. Antennae of male minutely ciliated. 



A. Fore wing with pale st;-eak3 on the veins, at least on 



terminal area. 

 a. Fore wing without biark streak through upper part 

 of cell. 

 a^. Fore wing without ante- and post medial series of 



black points pkragmitidis, 



i'. Fore wing with ante- and postmedial series of black 

 points. 

 a?. Head, thorax, and fore wing strongly tinged with 



red-brown brevilinea. 



h'-. Head, thorax, and fore wing hardly tinged with 



red-brown impudica. 



h. Fore wing with black streak through upper part of cell. 



f(^. Fore wing with incomplete curved postmedial line... ii/guiiiata. 

 h^. Fore wing without postmedial line variuna. 



B. Fore wing witli dark streaks on the veins. 



«. Fore wing with black streak in terminal half of cell. 



fli. Fore wing without black streak below base of cell ... intcrlata. 



f^. Fore wing with black streak below base of cell stigmatica. 



h. Fore wing without black streak in terminal half of cell, 

 cfi. Fore wing with the veins of terminal area defined 



by whitish streaks defecta. 



/)'. Fore wing with the veins not defined by whitish 

 streaks. 

 a". Fore wing narrow and elongate. 



ff3. Fore wing irrorated with brown procera. 



b^. Fore wing not irrorated with brown dymi. 



b-. Fore wing shorter and broader. 



a?. Fore wing with the reuiform more or less 



defined fluxa. 



b^. Fore wing with the reniforni obsolete. 



^7*. Hind wing suffused with fuscous pyfjinina. 



b*. Hind wing ochreous white slightly irrorated 



with fuscous mabillci. 



