181 



2942. Trachea tusa. (Plate CXII. fig. 18.) 



Hadena tusa, Grote, Bull. Geog. Geol. Surv. Terr, iv. p. 177 (1878) ; Smith, 

 Cat. Noct. N. Am. p. 143. 



Head and thorax reddish brown mixed with fuscous and some 

 grey ; frons with black bar ; tegulae with strong medial black line ; 

 pectus clothed with purplish-red hair ; tarsi black ringed with 

 reddish ; abdomen grey mixed with fuscous, the dorsal crests 

 darker, the ventral surface tinged with purplish. Fore wing 

 purplish brown and greyish, the basal area suffused with olive- 

 br^wn to autemedial line at costa, then obliquely to postmedial 

 line, at submediau fold, the terminal area dark except at apex ; 

 subbasal line indistinctly double, waved, from costa to vein 1 ; 

 a slight black streak above inner margin before the antemedial 

 line, which is indistinctly double, curved, slightly waved ; claviform 

 indistinctly defined by black and with slight black streak from its 

 extremity to postmedial line ; orbicular reddish grey defined by 

 black at sides only, oblique ; reniform rather irregular, with grey 

 and brown centre defined by brown and slight pale annulus defined 

 by blackish, some blackish in lower part ; traces of a medial line 

 oblique from costa to below coll, then incurved ; postmedial line 

 indistinctly double, slightly bent outwards below costa, then 

 minutely waved, excurved to vein 4, then incurved ; subterminal 

 line pale defined by fuscous on inner side, angled outwards at 

 vein 7, excurvsd at middle, then incurved and crossed by a tri- 

 angular black shade from termen ; a terminal series of small black 

 lunules ; cilia with fine pale line at base. Hind wing greyish 

 tinged with ochreous and brown, the terminal area darker ; cilia 

 whitish with a brown line near base ; the underside whitish, the 

 costal and terminal areas irrorated with brown, a dark discoidal 

 spot. 



Hah. U.S.A., California, 1 c? , 1 ? type. Exp. 34 millim. 



2943. Trachea divesta. (Plate CXII. fig. 19.) 



Hadena divesta, Grote, Can. Ent. vi. p. 215 (1874) ; Smith, Cat. Noct. 

 N. Am. p. 143. 



(S . Head and thorax grey mixed with rufous ; frons with lateral 

 black bars ; tegulse with black medial line ; patagia with some 

 black scales near upper edge ; pectus and legs ochreous and whitish, 

 the tarsi black with pale rings ; abdomen ochreous with the dorsal 

 crests black. Pore wing ochreous suffused with rufous especially 

 on inner medial area and slightly irrorated with fuscous ; a curved 

 black streak below base of cell; subbasal line represented by a 

 black striga from costa : antemedial line defined by whitish on 

 inner side, oblique, waved, from costa to submediau fold, then 

 angled inwards on vein 1 ; claviform short and broad, rufous defined 

 by black and with strong black streak from its extremity to post- 

 medial line ; orbicular and reniform pale ochreous incompletely 



