TUlPHiENA. 629 



1081. Triphsena nifipectus. (Plate LXXVI. fig. 29.) 



Agrotis rufipectus, Morr. Pi-oc. Bost. Soc. N. H. xvii. p. 165 (1874) ; Smith, 

 Cat. Noct. N. Am. p. 51. 



Head and tegulte dark red-brown, the latter edged with white ; 

 thorax purplish grey ; abdomen grey, the hair at sides, anal tuft, 

 and ventral surface reddish brown. Fore wing purplish grey, 

 sparsely irrorated with dark bronni scales ; a subbasal blackish 

 line from costa to submedian fold ; an irregularly waved antemedial 

 line with point in cell.before.it ; orbicular and reniform defined by 

 brown, the former semicircular, open above, the latter with some 

 fuscous in its lower extremity and oblique medial shade from it to 

 inner margin ; the postmedial line minutely waved and with some 

 points on the veins beyond it, excurved from costa to vein 4, then 

 incurved ; the subterminal line with brownish shade on its inner 

 side, angled outwards at veins 7 and 3, then incurved. Hind wing 

 pale grey slightly irrorated with brown and the veins tinged with 

 brown ; the terminal area suffused with fuscous in female ; the 

 underside with distinct discoidal line and sinuous postmedial line. 



Hah. Ca:s-ada, Eenfrew Co., 2 2 , Br. Columbia ; U.S.xi., Northern 

 and Eastern States, New York (HiU), 1 c? , 1 $ , Oregon, Colorado 

 ( Walsinr/Jiam), 1 $ , California, Los Angeles. Ea^}- 38-42 millim. 



Larva. Dyar, Proc. Ent. Soc. Wash. iv. p. 31G (1899). 



Head l*o millim., pale, heavily mottled with dark brown, forming 

 a continuous band closely bordering the clypeus from vertex to 

 mouth. Joint 12 rather distinctly enlarged. Body not heavily 

 mottled with light and dark brown dottings, mixed with greenish 

 laterally, forming dark obscure subdorsal oblique streaks and a distinct 

 blotch on joint 13 anteriorly. All the ordinary lines lost except 

 the dorsal, which is narrow, straight, sordid white, broken only in 

 the incisures, sometimes edged with blackish there. Thoracic feet 

 pale ; spiracles dark. Feeds on grass. — H. G. D. 



1082. Triphsena brunneicollis. (Plate LXXVI. fig. 30.) 



Noctua brimneicoUii^, Grote. Proc. Ent. Soc. Phil. iii. p. 524, pi. 5. f. 5 

 (1864) ; Smith, Cat. Noct. N. Am. p. 51. 



Head and tegulas dark red-brown, the latter becoming black- 

 brown at extremities ; thorax grey or pale rufous pencilled with 

 brown and with a few black scales ; abdomen ochreous white, the 

 anal tuft fulvous, the ventral surface irrorated with rufous. Fore 

 wing grey, more or less strongly suffused with rufous and irrorated 

 with a few black scales ; a double subbasal line from costa to 

 submedian fold, where there is a small black spot on its outer edge ; 

 a double, waved, antemedial line ; orbicular and reniform defined by 

 brown, the former round or elliptical ; the postmedial line dentate 

 and produced to dark points on the veins, bent outwards below 

 costa, excurved to vein 4, then incurved ; an indistinct subterminal 

 line angled outwards at vein 7, excurved at middle, and with brown 



