• > 



POLIA. / 



c*. Foi'C wing with the ground-colour dark gi*ey. 

 «*. Fore wing tinged with purple. 



«*'. Fore wing with white spot on reniforni ... orisabena. 

 6°. Fore wing without white spot on reniform. 

 a~. Fore wing without red sufiFu.sion in diseal 

 and submedian folds, reniform convex 



on inner side brackiola. 



b~. Fore wing with red suffusion in diseal 

 and submedian folds, reniform concave 



on inner side ruhrifusa. 



i'. Fore wing not tinged with purple. 



«^. Fore wing with the reniform angled in- 



wards on median nervure umbrosa. 



i". Fore wing with the reniform not angled 

 inwards on median nervure. 

 a' . Fore wing with the terminal area not 

 paler than the grcuud-colour. 

 a®. Fore wing without pale patch on inner 



area before subterminal line plicata. 



b'^. Fore wing with pale patch on inner 



area before subterminal line — gnata. 



b" . Fore wing with the terminal area paler 



than the ground-colour selama. 



d*. Fore wing with the ground-colour olive- 

 brown tenebra. 



e*. Fore wing with the ground-colour pale grey 

 or whitish. 

 a'. Fore wing with the orbicular minute, indis- 

 tinct pusilla. 



i*. Fore wing with tlie orbioular large. 



a^'. Fore wing with white points on lower ex- 

 tremity of reniform. 

 07. Fore wing with hardly any ochreous 

 tinge, and with distinct dentate fuscous 



marks before subterminal line serratilinea. 



b~. Foi*e wing with distinct ochreous tinge, 

 the dentate marks before subterminal 



line indistinct ; size larger spalax. 



b^. Fore wing without white points on lower 



extremity of reniform insolens. 



1225. Polia proxima. 



Koctua proxima,^\ibn. Eur. Schmett., Noct. f. 409 (1827) ; Dup. Lep. Fr. 



vi. p. 264, pi. 89. f. 5 ; Stand. Cat. Lep. pal. p. 161. 

 Hadena cana, Ev. BuU. Mosc. Soc. 1841, i. p. 29, pi. 3. ff. 7, 8 ; Herr.-Schaff. 



Eur. Schmett., IN'oct. f. 82. 

 Hadena ochrostigma, Ev. Bull. Mosc. Soc. 1842, iii. p. 545 ; Herr.-SchafT. 



Eur. Schmett.. Noct. ff. 165, 166. 

 Noctua extensa, Ev. Faun. Volg.-Ur. p. 231 (1844). 



Head and thorax blue-grey mixed with black-brown ; tegulie 

 ■with medial blackish line ; patagia edged with black ; tarsi with 

 whitish rings ; abdomen wliitish thickly irrorated with dark brown 

 or dorsally suffused with fuscous. Fore wing blue-grey irrorated 

 with brown ; a sinuous black streak below base of cell ; subbasal 

 line double, filled in with bine-grey, waved from costa to sub- 

 median fold ; antemedial liiic double, excurved in inter.si)aces, bent 

 inwards in cell and angled inwards on vein 1 ; claviform defined 



