110 PROF. E. B. POULTON ON 



rather small, round ; antennae of female somewhat laminate and 

 almost simple ; thorax thickly clothed with rough scales and 

 hair, the metathorax with spreading crest ; tibiae slightly fringed 

 with hair ; abdomen without crests. Fore wing thickly clothed 

 with rough scales, the apex rounded, the termen evenly curved 

 and not crenulate ; veins 3 and 5 from near angle of cell ; 6 from 

 below upper angle ; 7 from angle; 8, 9, 10 stalked ; 11 from cell. 

 Hind wing with veins 3, 4 very shortly stalked ; 5 somewhat 

 obsolescent from well below middle of discocellulars ; 6, 7 from 

 upper angle ; 8 anastomosing with the cell near base only. 



In key differs from Xantholepis in the abdomen being without 

 crests. 



4824 a. Pachycoa ouvacea, sp. n. (PI. I. fig. 12, $ .) 

 5 . Head whitish tinged with olive-brown and the frontal tuft 

 witli rufous ; antennae and palpi brown ; thorax olive-brown, the 

 metathoracic crest darker brown; abdomen olive-brown; pectus, 

 legs, and ventral surface of abdomen whitish suffused with brown. 

 Fore wing olive-brown with a reddish tinge except on terminal 

 area ; the 1st line almost medial, slight, whitish, oblique to 

 subcostal nervure, then erect; postmedial line slight, whitish, 

 excurved to vein 4, then oblique ; cilia whitish tinged with 

 brown and chequered with chocolate-brown at tips. Hind wing 

 dark brown, the cilia silvery white at tips. Underside brown, 

 the costal and. terminal areas of fore wing and the hind wing 

 irrorated with white. 



1909: Sept. 16,-1 $ (type). Ex]^. 22 millim. 



Genus AcRORiESis, nov. 



Type, A. ignifusa. 



Proboscis fully developed ; palpi obliquely upturned, slender, 

 the 2nd joint reaching to above vertex of head, the 3rd short, 

 thickly scaled ; frons with flattened coi-neous plate at middle 

 covered by a tuft of hair a,bove and corneous plate below ; eyes 

 large, round ; antennas of female somewhat laminate and almost 

 simple ; thorax clothed with scales and liair mixed, the meta- 

 thorax with spreading crest ; tibiae slightly fringed with hair ; 

 abdomen without crests. Fore wing with the apex rounded, 

 the termen evenly curved and not crenulate ; veins 3 and 5 from 

 near angle of cell; 6 from upper angle; 7, 8 and 9, 10 stalked ; 

 11 fi'om cell. Hind wing with veins 3, 4 from angle of cell ; 

 5 somewhat obsolescent from well above angle ; 6, 7 from upper 

 angle ; 8 anastomosing with the cell near base only. 



In key differs from the other genera without an areole in the 

 fore wing having veins 7, 8 and 9, 10 stalked. 



4824 h. AcRORiEsis ignifusa, sp. n. (PI. I, fig. 6, $ .). 



5 . Head and thorax whitish suffused with cupreous red ; 

 pectus and legs white, the latter tinged with brown ; abdomen 

 brown, the ventral surface white tinged with laifous towards 

 extremity. Fore wing pale grey-brown suffused with cupreous 



