PAEASTICHTIS. 1U3 



2846. Parasticlitis occidens. (Plate CX. fig. 13.) 



Hadena occidens, Grote, Bull. U.S. Geog. Geol. Siirv. Terr. ir. p. 177 

 (1878) ; Smith, Oat. Noct. N. Am. p. 138. 



Head and thorax gre3--white mixed with, black ; frons with black 

 bar ; tegulas with black medial line and rufous tinge at tips ; dorsal 

 crest tinged with rufous ; pectus whitish, the tarsi fuscous ringed 

 with white ; abdomen white irrorated with grey, the dorsal crests 

 brown. Pore wing grey-white irrorated with fuscous, the medial 

 area suffused with rufous except at costa and inner margin, the 

 postmedial area paler except at costa, the veics with slight dark 

 streaks; a slight black streak below base of cell; subbasal line 

 double filled in with white, from costa to submedian fold; autemedial 

 line double filled in Avith white, oblique from costa to submedian fold, 

 then angled inwards on vein 1 ; claviform small, defined by fuscous ; 

 orbicular and reniform with greyish centres and whitish annuli 

 defined by fu^^cous, the former oblique elliptical ; an indistinct 

 slightly waved medial line ; postmedial line indistinctly double 

 filled in with whitish, bent outwards below costa, then somewhat 

 dentate, below vein 4 beat inwards to near origin of vein 2 and 

 oblique to inner margin ; subterrainal line whitish slightly defined 

 on inner side by fuscous and with blackish mark before it in sub- 

 median fold, angled outwards at vein 7, excurved at middle and 

 incurved at discal and stibmedian folds ; a terminal series of small 

 black lunules ; cilia white and fuscous with fine white line at base. 

 Hind wing whitish tinged with brown, the veins and a fine terminal 

 line darker ; cilia white ; the underside white, the costal and 

 terminal areas irrorated with brown, a discoidal lunule and simtous 

 postmedial line with minute dark streaks on the veins. 



Ab. 1. Pore wing with the medial area, and usually the dorsal 

 crest of thorax not tinged with rufous. — Colorado, California. 



Hah. U.S.A., Colorado {Bruce\ 2 ? , Durango {Oslar\ 1 $ , Grand 

 Junction (Oslar), 2 $ , Nevada, 1 J type, California (WalsingJiam), 

 1 2 ■ i^^vp- 46-50 millim. 



2847. Parastichtis albina. (Plate CX. fig. 14.) 



Hadena albina, Grote, Bull. Buff. Soc. Nat. Sci. ii. p. 157 (1874) ; Smith, 

 Oat. Noct. N. Am. p. 138. 



c? . Head and thorax red-brown mixed with blackish and whitish ; 

 frons with black bar ; tegular with slight blackish medial line ; 

 dorsal crest whitish ; pectus bright rufous ; tarsi blackish with pale 

 rings ; abdomen rufous, pale at base. Pore wing ochreous irrorated 

 and suiiused with red-brown or blackish, the postmedial area more 

 or less distinctly whitish except towards costa and with some 

 bluish white in submedian interspace; subbasal line waved, 

 from costa to submedian fold, defined by ochreous on outer side ; 

 some white on inner margin before the antemedial line which is 

 double filled in with greyish, waved, somewhat oblique ; claviform 

 large, defined by black except above and with diffused blackish 



