ETTCOI'IOCNEArrS. — ONYCa.VaROTIS. 465 



band, or the whole terminal area suffased with brown ; the underside 

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



Ab. 1. obvia. Colour much more rafous. 



Hab. U.S.A. (Doabledai/), 3 c? , type and type obvia, Massachusetts. 

 Exj). 40 millim. 



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



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

 Agroiis worthingtoni, Grote, N. Am. Ent. i. p. 91 (1880), S • 



cS . Head and thorax grey tinged with brown ; side of palpi 

 and frons blackish ; antennae 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 excurved below the 

 cell ; the orbicular and reniform whitish defined by 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, bent 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 points. Hind wing white irrorated with brown ; a dark 

 terminal punctiforra line ; the underside with the costal area 

 slightly irrorated with brown, a discoidal point and postmedial series 

 of short streaks on the veins. 



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

 abdomen suff'ased with broAvn ; hind wing brown except the cell 

 and just beyond it. 



' Hab. U.S.A. (Doubledaij), 1 $ type, JST. York, Indiana, 1 d" , 

 type wortliingtonii. Exj). 34 millim. 



Genus ONYCHAGROTIS, no v. 



Type, 0. rileyana. 



Probospis fully developed; palpi oblique, fringed with long hair; frcjns 

 smooth, without prominence ; eyes large, rounded ; anteuniB of male bipectinate 

 to apex with moderate branches ; bead and thorax clothed with rougli scales 

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

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

 in length towards base ; mid and Bind tibiie strongly spined. Fore wing 

 rather broad, the apex rounded ; veins 3 and 5 from near angle of cell ; 6 from 

 upper angle; 9 from 10 anastomosing with 8 to form the ai'eole ; 11 from cell. 

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

 discocellulars ; 6, 7 shortly stalked. 



799. Onychagrotis rileyana. 



Agrotis rileyana, Morr. Proc. Bost. Soc. N. H. xvii. p. 166 (1874); Smith, 

 Cat. Noct. N. Am. p. 86. 



^ , Head and thorax grey, tinged with brown and irrorated with 

 black; palpi black at sides ; antennae with the shaft whitish above, 

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

 brownish dorsal bauds. Fore wing pale brownish, thickly irrorated 



VOL. iV. 2 H 



