632 NOCTUID^. 



whitish ; orbicular aud reniform fuscous defined by whitish, the 

 former open V-shaped, its inner arm running back to antemedial 

 line, the latter with pale centre, the area in cell before and 

 between the stigmata and below the orbicular golden-brown or 

 black-brown ; the postmedial line double, minutely waved, bent 

 outwards below costa, excurved to vein 4, then incurved, filled in 

 with grey, aud with series of black points on the veins beyond it ; 

 the subterminal line pale defined by black on inner side and with 

 diffused blackish patch at costa, slightly angled outwards at vein 7 

 and excurved at middle ; the terminal area paler grey ; a terminal 

 series of black points. Hind wing fuscous brown ; the cilia 

 whitish with brown line through them ; the underside grey 

 irrorated with brown ; a small discoidal spot and curved postmedial 

 line. 



Hah. U.S.A., California, Yosemite Valley, 1 S , 1 ? , type 

 ohservahilis. Exjp., 6 34, 5 38 millim. 



1087. Triphaena confusa. (Plate LXXVII. fig. 2.) 



Agrotis exsertistigma, Grote, Bull. Buff. Soc. Nat. Sci. iii. p. 79, pi. 4. f. 8 



(1876), nee Moit. 

 Agrotis confusa. Smith, Proc. U.S. Nat. Mus. x. p. 452 (1887) ; Smith, 



Cat. Noct. N. Am. p. 57. 



S ■ Head rufous and white ; tegulte white, with two pale brown 

 bands irrorated with black, the tips deep red-brown ; thorax bright 

 rufous ; abdomen fuscous grey ; the anal tuft and ventral surface 

 rufous. Fore wing deep rufous, the costal area ochreous to the 

 postmedial line ; the basal area with some black suffusion ; a small 

 subbasal black spot below cell, with curved ochreous fascia below it 

 defined by black below to the double oblique waved antemedial 

 line filled in with ochreous ; claviform well developed, defined 

 by whitish ; orbicular and reniform brownish, with ochreous annuli 

 defined by black, the former round, open above ; the postmedial 

 line double, minutely waved, with a series of black points on the 

 outer line, slightly bent outwards below costa, incurved below 

 vein 4 ; some pale points on costa tOAvards apex ; subterminal line 

 greyish, slightly waved, defined by black suffusion on inner side ; 

 a terminal series of black points. Hind wing fuscous brown ; the 

 cilia whitish ; the underside grey irrorated with fuscous, the costal 

 area pale rufous irrorated with brown ; a small discoidal black 

 spot and indistinct sinuous postmedial line. 



Bab. U.S.A., Oregon, Corvallis, 1 J • -Et'^?. 42 millim. 



1088. Triphsena formalis. (Plate LXXVII. fig. 3.) 



Agrotis formalis, Grote. Bull. Buff. Soc. Nat. Sci. ii. p. 61 (1874) ; Smith, 



Cat. Noct. N. Am. p. 55. 

 Agrotis facula, Grote, Bull. Buff. Soc. Nat. Sci. iii. p. 82 (1876). 

 Agrotis insidaris, Grote, Bull. Buff. Soc. Nat. Sci. iii. p. 82 (1876). 

 Agrotis cmarginata, Grote, Bull. Buff. Soc. Nat. Sci. iii. p. 82 (1876). 



Head grey and dark brown ; tegulos at base whitish, yellow- 

 brown, red-brown, or purple-brown, the tegulas with white medial 



