ONCOCNEllIS. 177 



head with Mack bars m front and behind ; tegulse with black line 

 near base and brownish line near tips ; tarsi fuscous with pale 

 rings ; abdomen ochreous brown irrorated with fuscons. Fore wing 

 grej'-white tinged with brown and thickly irrorated with fuscous ; 

 subbasal and antemedial lines absent ; a strong black streak below 

 base of cell confluent with the claviform, which is elongate, white 

 defined by black and with dark streak in centre, extending to the 

 postmedial line ; orbicular very elongate, confluent with the small 

 reniform, white defined by black, with strong black streak in centre 

 confluent with the black centre of reniform; postmedial line hardly 

 traceable, bent outwards below costa, then very oblique and waved, 

 and with two slight black streaks before it beyond the cell; a series 

 of black streaks in the interspaces of terminal area between vein 

 7 and submedian fold, the streak above vein 4 extending to the cell 

 and those above 5 and 3 defined b};' white above ; a terminal series 

 of slight black lunules ; cilia mixed fuscous and white. Hind 

 wing whitish tinged with brown ; the veins brown ; the terminal 

 area broadly suft'used with brown ; cilia white with a brown line 

 through them ; the underside irrorated with brown, especially on 

 costal area, a discoidal point, the terminal area sufiused with 

 fuscous. 



Hah. U.S.A., Colorado, Glenwood Springs (Barnes), 1 (S . Exp. 

 34 millim. 



2305. Oncociiemis tetrops. (Plate C. fig. 24.) 

 Oncocnemis tctro^is, Dyar, Proc. Eiit. Soc. Wash. vi. p. 64 (1904). 



Head and thorax ochreous white ; a blackish bar between 

 antennee ; tegulaj blackish at base ; patagia with blackish outer 

 edge ; tarsi with fuscous bands ; abdomen ochreous white tinged 

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

 irrorated with fuscous ; a short black streak below base of costa, a 

 slight black streak in base of cell and a black streak below the cell, 

 somewhat broken up into two small spots at middle and confluent 

 with the linear claviform ; antemedial line represented by a small 

 black spot on costa ; orbicular and reniform represented by small 

 black spots connected by a streak at middle ; postmedial line 

 represented by an oblique series of short indistinct black streaks on 

 the veins from vein 6 to inner margin ; the veins of terminal half 

 slightly streaked Avith black ; terminal area somewhat darker, the 

 subterminal line absent ; traces of dark streaks in interspaces of 

 terminal area ; a terminal series of slight black lunules ; cilia 

 chequered white and fuscous. Hind wing white, the veins and 

 terminal area slightly tinged with brown ; a dark terminal line ; 

 cilia white with a slight dark line through them towards apex ; the 

 underside white, the costal area slightly irrorated with fuscous, a 

 small discoidal spot and postmedial series of minute streaks on 

 the veins. 



Hah. U.S.A., Arizona, Jerome (Oslar). 2 d , 1$ co-type. Exp. 

 ^2-34 millim. 



VOL. VI. ■ 5r 



