17'5 X.KTIID.K. 



toticlii!!}? iwstmodiiil lino; orbicular and retiiform white (Icfincd hy 

 bl.'uk mid witli hliickish rcTilrcs, tlic formor clorifraff* ntid confluent 

 in di.-i III told with llic latter which is small; medial line represented 

 by u slight dark striga from costa ; postmcdial line obli(]ue from 

 costft to vein (!, where it is unglcd, then very ol)li(|ii<' inwardly and 

 minutely dentate; the veins of terminal area slightly streaked 

 •with black ; subterminal line represented by a series of slight dentate 

 white marks with wedge-shaped black streaks fiefore them and 

 black stnaks beyond tliem ; cilia wliite mixed with j)alc brown 

 and witli brown line through tlieni. Jlind wing white tinged with 

 brown, the terminal area suft'used with brown except towards 

 tornus ; cilia while with a l)rown line near base; the underside 

 white irroratcd with brown, a small discoidal spot showing through 

 to upperside and traces of a postraedial line. 



Hub. U.S.A., Glenwood Springs {Barnes), 2 J . Exi^ 36-38 

 millim. 



2303. Oncocnemis chaudleri. (Plate C. fig. 23.) 



Oiici'Cnemis chaiidlcii, Gr<jtP. liull. Buff. Soc. Nut. Sci. i. p. K»7, pi. 3. f. U 

 (1873); SiTiiili, Cat. Noct. N. Am. p. IGl. 



c^. Head and thorax whitisli tinged with brown and mixed with 

 fuscous ; a blackish bar between antennjB ; teguia; black at base 

 and with blackish tips ; abdomen ochreous while tinged with 

 brown. Fore wing grey-white tinsred with brown and thickly 

 irrorated with fuscous ; subl)asal line absent ; antemedial line 

 represented by a black spot on costa ; a black streak below liase of 

 cell to the daviform, wliich is whitish drtined by black and with 

 blackish streak in centre, elongate and extending to or with black 

 streak from its extremity to the postmedial line ; orbicular and 

 reniform wliitisli detiiied ])y black, the former very elongate with 

 blackish streak in centre, conthient or almost confluent with the 

 latter, which is ill-defined and with blackish centre ; postmedial 

 line indistinct, with blackish spot on costa, oblique to vein 0, then 

 dentate and very ol)li(iue to inner margin : the veins of terminal 

 half slightly streaked with Idack ; subterminal line represented by 

 slight dentate whitish marks with wedge-shaped black stieaks 

 beiore them and black streaks l)eyond them ; a fine wave<l terminal 

 line; cilia whitish, tinged with fuscous and with tine pale line at 

 base. JLind wing whitish tinged and irrorated with brown, the 

 terminal area darker ; cilia while with a slight dark line through 

 them; the underside whiter irrorated with fu.scous. a small discoic^al 

 K])ot and indi.-itinct curved postmedial line, the area b< yond it 

 darker. 



]hih. U.S.A., Colorado i^Mcadt), 2 J typo. K-rp. 34 millim. 



2304. Oncocnemis extranea. (Plate C. fig. 22.) 



(tnrfrncviis rjrtrniirn. Sinitli, 'I'niiis. Am. Kiil. Soc. \x\. p. <»8, pi. i. row ii. f. 4 

 (IHIW); Dyar. Cat. I^ep. N. Ain. p. i'J7. 



.''. Head and thorax whitish mixed with brown; vert«x of 



