482 NOCTUiu.i:. 



series of small dark spots defined by slight pale lunules ; cilia with 

 a fine whitish lino at base. Hind wing grey suffused with pale 

 brown ; cilia whitish with a slight brown line through them ; the 

 underside whitish irrorated with brown, a blackish discoidal spot 

 and curved postmedial line. 



Hab. Canada, Ontario, St. Catherines, 1 3 type ; U.S.A., New 

 York, Buffalo. Exp. 24 millim. 



Larva. Head pale brown with a curved black band on each lobe. 

 Body robust, joint 12 enlarged ; dark brown, mottled, dorsum 

 paler, pinkish on joints 7 to 12, enlarged to a triangular patch on 

 joint 8 : a bright white speck subdorsally on joint 12; a slender 

 blackish lateral line. Food-plant : dead leaves of Oak. — H. G. D. 



4183. Monodes chalcedonia. (Plate CXXXIV. fig. 22.) 



Noctua chalcedonia, Hiibn. Eur. Sclnnett., Noct. f. 404 (1808) ; Smith, Cat. 



Noct. N. Am. p. 150. 

 Ce/csna anm, Guen. Noct. i. p. 222 (1852). 

 Celcena expuncta, Wlk. x. 269 (1856). 

 Miana vincta, Wlk. si. 730 (1857). 

 Celcena irresolute/,, Wlk. xi. 731 (1857). 

 Laphygma trientrplaga, Wlk. xv. 1677 (1858). 

 Hadcna tracta, Grote, Proc. Ac. Nat. Sci. Phil. 1874, p. 204. 



c? • Head, thorax, and abdomen ochreous mixed with brown; 

 metathorax with the crest blackish ; tarsi black with pale rings. 

 Fore wing ochreoixs suffused with brown, the basal area and costal 

 area to medial line ochreous leaving the costa browner ; subbasal 

 line represented by slight dark stria? from costa and cell ; an 

 oblique blackish shade from antemedial line at median nervure to 

 inner margin tow r ards base ; antemedial line double filled in with 

 ochreous, angled outwards below costa, then oblique, waved ; 

 claviform small, ochreous slightly defined by brown ; orbicular and 

 reniform small with dark centres and ochreous annuli defined by 

 brown, the former rather elongate elliptical, the latter narrow and 

 open above, a black streak in discal fold between them and beyond 

 the reniform to the postmedial line ; an indistinct waved medial 

 line ; postmedial line double filled in with ochreous, slightly bent 

 outwards below costa, excurved to vein 5, then incurved to lower 

 edge of reniform and outwardly oblique to inner margin ; some 

 ochreous points beyond it on costa ; an irregular ochreous apical 

 patch with black point on costa, the faint ochreous subterminal line 

 arising from it, somewhat excurved at middle and diffused towards 

 tornus ; a terminal series of black points with ochreous points 

 before them ; cilia brown with a punctiform ochreous line at base. 

 Hind wing semihyaline white, the costal area and the termen to 

 vein 2 suffused with brown ; a fine black terminal line ; cilia brown 

 at tips on apical half; the underside with the costal area irrorated 

 with brown, a black discoidal point and postmedial series of minute 

 points on the veins. 



$ . Fore wing with the basal and costal areas suffused with 

 brown. 



