EUCOITOCNE.MrS. — OKrCHAGROTIS. 465 



band, or the whole termiaal area suffused with brown ; the underside 

 with discoidal point and postmedial series of striae on the veins, 



Ab. 1. ohvla. Colour much more rufous. 



//«/). U.S.A. {Bouhledai/), 3 c5' , type aud type obula, Massachusetts. 

 Ed-j). 40 millim. 



798. Eucoptocnemis tripars. (Plate LXXII. fig. 12.) 



Mythymna tripars, Wik. ix. 78 (1856), $ ; Smith, Cat. Noct. N. Am. p. 86. 

 Agrotls worthingtoni, Grote, N. Am. Ent. i. p. 91 (1880), S- 



S ' Head aud thorax groy tinged with brown ; side of palpi 

 and frons blackish ; antennie reddish brown ; abdomen grey, with, 

 a fuscous dorsal band on subterminal segment. Fore wing grey 

 irrorated with fuscous ; subbasal black points below costa and cell ; 

 the antemedial line indistinct, and somewhat e.xcurved below the 

 cell ; the orbicular and reniform whitish defined 1)y black, the former 

 hardly more than a point, the latter much constricted at middle ; 

 the postmedial line indistinct, dentate, with minute black streaks 

 on the veins ending in white points, l)ent outwards below costa, 

 excurved to vein 4, then oblique; the subterminal line very 

 indistinct and slightly angled outwards at vein 7 ; a terminal series 

 of black xjoints. Hind wing white irrorated with bi-own ; a dark 

 terminal punctiform line ; the underside with the costal area 

 slightly irrorated with brown, a discoidal point and postmedial series 

 of short streaks on the veins. 



2 . Head, thorax, and fore wing with the ground-colour chestnut ; 

 abdomen suff"used with brown ; hind wing brown except the cell 

 and just beyond it. 



Hah. U.S.A. {Doahhday), 1 $ type, N. York, Indiana, 1 J, 

 type IV or thing to hH. Exp. 34 millim. 



Genus ONYCHAGROTIS, nov. 



Type, 0. riUyana. 



I'robosois fully developerl ; palpi oblique, fringed with long hnir; frons 

 smooth, witbout prouiiueiice ; eyes large, rounded ; anteiinte of male bipectinate 

 to apex with moderate branches ; head and thorax clothed with rough scales 

 and hair, the pro- and metathorax with slight crests ; fore tibijB rather short 

 and broad, with two claws on inner side and seven claws on outer, diminishing 

 in length towards base ; mid and hind tibia) strongly spined. Fore wing 

 rather broad, the apex rounded ; veins '?> and b from near angle of cell ; 6 from 

 upper angle; 9 from 10 anastomosing with 8 to forui the areola ; 11 from cell. 

 Hind wing with veins ,3, 4 from angle of cell; 5 obsolescent from middle of 

 discocellulurs; 6, 7 shortly stalked. 



709. Onychagrotis rileyana. 



Agrotis rileyana, Morr. Proc. Bost. Soc. N. H. .wii. p. 16(5 (1874); Smith, 

 Cat. Noct. N. Aui. p. 86. 



S . Head and thora.K grey, tinged with brown and irrorated with 

 black; palpi black at sides ; antoniur! with the shaft whitish above, 

 the branches rufous ; tarsi banded with black ; abdomen grey, with 

 brownish dorsal bands. Fore wing pale brownish, thickly irrorated 



vol.. IV. 2 Ji 



