536 K0CIUIDJ3. 



with minute dark streaks on the veins, traces of subterminal shade 

 and terminal series of small black lunules. 



Hub. Mexico, Guerrero, Omilteme (H. H. Smith), 2 $ , 1 5 type, 

 Godman-Salvin Coll. Exp. 34-40 millim. 



4266. Xylomcea didonea. (Plate CXXXVI. fig. 24). 



Hadena didonea, Smith, Trans. Am. Ent. Soc. xx. p. 58, pi. 6. f. 7 (18(34) ; 

 Dyar, Cat. Lep. N. Am p. 114. 



Head and thorax whitish tinged with rufous and mixed with 

 black ; abdomen ochreous white irrorated with brown. Fore wing 

 grey-brown tinged with pale rufous in submedian interspace to 

 postmedial line and thence to termen between veins 4, B; subbasal 

 line represented by a slight striga from costa ; antemedial line 

 black defined by white on inner side, oblique and sinuous from 

 costa to submedian fold, then angled outwards above inner margin ; 

 claviform replaced by a slight dark streak in submedian fold from 

 ante- to postmedial lines ; orbicular and reniform with slight white 

 annuli defined by some brown scales, the former narrow, oblique 

 irregular ; the veius beyond the cell with fine white streaks ; post- 

 medial line dark defined by white on outer side, strongly bent 

 outwards below costa, excurved to vein 4, then oblique ; subter- 

 minal line white, dentate from costa to vein 6, excurved to termen 

 at veins 4, 3, angled inwards in submedian fold to near postmedial 

 line, then bent outwards to tornus ; a fine waved black terminal 

 line. Hind wing white irrorated with brown ; a fine dark ter- 

 minal line; cilia white with a slight brown line through them; 

 the underside with slight discoidal lunule and faint curved post- 

 medial line. 



Hub. U.S.A., Colorado, Glenwood Springs, 1 $ , California 

 ( Walsingham), 1 tf. E.vp. 30-40 millim. 



Sect. II. Thorax clothed with hair and hair-like scales. 



4267. Xylomcea graminea. 



Nonagria graminea, Grass. Berl. ent. Zeit. xxxii. p. 343 (1888) ; Staud. Cat, 



Lep. pal. p. 188. 

 Xyloiiioia separata, Stand. Rom. Mem. vi. p. 451, pi. 12. f. 8 (1892) ; 



id. Cat. Lep. pal. p. 183. 



3 . Head and thorax ochreous suffused with red-brown ; abdomen 

 ochreous white tinged with brown. Fore wing pale ochreous, the 

 inner half and terminal half below vein 6 suffused with red-brown, 

 the veins of terminal half with dark streaks defined on each side 

 by fine pale streaks ; a slight dark streak below base of cell ; a faint 

 double antemedial line filled in with whitish from submedian fold 

 to inner margin, angled inwards on vein 1 ; orbicular represented 

 by a slight brown point in upper part of cell, the reniform by two 

 brown points ; postmedial line slight, double filled in with white, 

 from vein 5 to inner margin, oblique below vein 3 ; a terminal 



