PAEASXrCHTIS. 83 



at extremity ; orbicular and reniform with brownish centres and 

 slight pale annuli defined by black, the former very oblique elliptical, 

 the latter undefined on outer side and with slight fuscous marks 

 in lower part; traces of an oblique waved line from reniform to 

 inner margin ; postmedial line defined by whitish on outer side, 

 strongly bent outwards below costa, then dentate, excurved to 

 vein 4, then oblique and with some brown suffusion before it below 

 vein 2, some white points beyond it on costa ; the interspaces of 

 terminal area with wedge-shaped brown streaks and veins 7, 6, 4, 



3, 2, 1 defined by wedged-shaped whitish streaks, on veins 7, 6, 



4, 3 extending to the termen and cilia ; a fine waved black 

 terminal line. Hind wing white, the veins and terminal area 

 slightly tinged with fuscous brown ; a terminal series of dark 

 lunules ; the underside with the costal and terminal area to vein 2 

 irrorated with brown, a slight difi^ased postmedial line from costa 

 to vein 2. 



Hah. U.S.A., Texas, 1 5 , Colorado, Glenwood Springs. Exp. 

 50 millim. 



Larva. Head green, faintly brown mottled. Body cylindrical, 

 green with slight brown mottling, without distinct lines. — H, G. D. 



2821. Parastichtis lithoxylea. 



Nootua lithoxijlea, Schiff. Wien. Verz. p. 75 (1776) ; Fabr. Mant. Ins. ii. 



p. 182(1787); Dup. Lep. Fr. vii. pt. i. p. 175, pi. HI. f. 5; Steph. 111. 



Brit. Ent., Haust. ii. p. 175; Wood, Ind. Ent. f. 225; Snell. Vlind. 



Ned. p. 368 ; Stand. Cat. Lep. pal. p. 174. 

 Noctua siMustris, Esp. Schmett. iv. pi. loo, f. 2 (1788), nee f. 1. 

 Noctua musicalis. Esp. Schmett. iv. pi. 147. f. 5 (1790). 



Ochreous white slightly tinged with rufous ; palpi, frous and 

 pectus in front deeper rufous ; sides of frons with slight dark bars ; 

 tegulse with slight medial dark line ; patagia with some brown 

 scales near upper edge ; crests of thorax and abdomen rufous. 

 Fore wing ochreous white slightly tinged with rufous ; subbasal 

 line represented by two oblique rufous striae from costa ; a slight 

 dark streak below base of cell and another above inner margin 

 near base ; antemedial line with double oblique rufous striae from 

 costa, angled outwards in cell, to postmedial line in submeJian 

 fold, and above inner margin ; orbicular faintly defined by rufous, 

 very oblique elliptical ; reniform hardly' defined except by some 

 dark points ; a curved rufous medial shade from costa to submedian 

 fold ; postmedial line double at costa, then very indistinct, bent 

 outwards below costa, then strongly dentate and produced to a 

 double series of dark points on the veins, excurved to vein 4, then 

 oblique, below vein 2 defined by white on outer side and angled 

 inwards in submedian fold to the antemedial line, some pale points 

 beyond it on costa ; a rufous streak above vein 4 ; subtermiual 

 line slight, whitish, defined by the area beyond it at middle and 

 towards tornus being suffused with rufous with dark streaks on the 

 veins, angled outwards at vein 7, to termen at veins 4, 3, and 

 angled inwards at discal and submedian folds ; a terminal series of 



g2 



