40 INSECUTOR INSCITI^ MENSTRUUS 



NEW AMERICAN NOCTUID^ AND NOTES 



(Lepidoptera) 

 By HARRISON G. DYAR 

 Subfamily CUCULLIIN^ 

 Pleromella, new genus. 



Tegulse not produced behind into a hood ; f rons smooth ; 

 fore tibiae with a long claw at tip, without accompanying plate ; 

 thorax clothed entirely with hair; palpi short, porrect, not 

 exceeding the frontal hairs ; eyes large, round ; proboscis fully 

 developed ; male antennas rather lengthily bipectinated to within 

 ten joints of the tip; female antennas shortly biserrate. 



Pleromella opter, new species. 



Male. Fore wing light gray, verging on whitish ; costa and 

 inner margin darker ; veins lined with black ; inner line narrow, 

 black, forming a long but indistinct tooth in cell, another more 

 distinct on submedian fold, broken at the tip, and a rounded 

 one below vein 1, which is followed by a black shade; a whitish 

 streak along submedian outwardly ; stigmata obsolete ; outer 

 line straight and oblique, from apex to middle of inner margin, 

 blackish, shaded, followed by white only below, intensified on 

 the veins ; small terminal dots between the veins ; fringe gray, 

 not lined. Hind wing whitish, translucent, veins at apex and 

 termen touched with gray. Expanse, 34 mm. 



Female. Somewhat darker gray, the markings less con- 

 trasted ; outer line broader, fainter and less spotted on the 

 veins. 



Types, one male and two females. No. 23849, U. S. Nat. 

 Mus. ; male, Eldridge, California, May 14, 1915 (collection 

 Jacob Doll) ; female. Placer County, California (E. C. Van 

 Dyke), this specimen deposited in the Brooklyn Institute of 

 Arts and Sciences ; female, Colfax, Placer County, California, 

 May, 1905 (gift of Dr. H. G. Dyar). 



Rhizotype peralta Barnes. 



Papaipcma peralta Barnes, Can. Ent., xxxix, 14, 1907. 

 Dryobota pcralto Barnes & McDunnough, Cont. Nat. Hist. Lep. 



N. A., i, No. 4, 7, 1912. ■ 



