(484) 



brownish grey line from inner margin at three-fourtlis, fading ont before costa ; 

 fringe pale. 



Underside grey, tinged with ochraceous and dusted with dark grey; a diffuse 

 snbmarginal brownish fascia. Head, thorax, and abdomen grey. 



Expanse of wings : 30 mm. 



One S from Nova Friborgo, near Rio de Janeiro. 



li'l. Thamnonoma angulata sp. nov. 



Forewinqs : whitish grey, almost wholly siitt'iisod with brown, and with line dark 

 striae ; first line at one-fourth, black, oblique, bent below costa ; second at two- 

 thirds, black, oblique, siunons ; space included paler, with an obscure sinuous brown 

 line down its middle ; outer line succeeded by a brown fascia, edged by the whitish 

 snbmarginal line ; marginal area whiter ; an obscure oblique whitish streak from 

 apex ; marginal line of black luuules ; fringe brown. 



Hindwings : paler and greyer ; the lines indistinct, except on inner margin. 



Underside dull brownish, speckled with whitish, with the markings obscure ; 

 face, palpi, and front of thorax dark brown ; head, thorax, and abdomen grej', mixed 

 with brown. 



Expanse of wings : 27 mm. 



Four S6 from Newcastle, .Jamaica, Angnst 1893. 



The forewings have the hindraargin slightly excised from apex to vein 4 ; the 

 hindmargin snbcrenulate and toothed at vein 4. 



192. Thamnonoma ochrifascia sji. nov. 



ForeictMiti : dnll brownish grey, dusted with fuscous : costa spotted with dark ; 

 the only visible markings are a paler ochreous submarginal fascia on botli wings 

 parallel to the hindmargin, preceded and followed by a darker grey fascia, each 

 of which is itself preceded by a dark grey line ; fringe concolorous, with a fine dark 

 basal line, and a row of minute black dots between the veins. 



Hindivings : pale grey. 



Underside duller, with traces of dark cell-spots. 



Expanse of wings : 26 mm. 



One <S from the Bermudas. 



Xenoecista gen. nov. 



A develoj)ment of Semlotliisa : the antennae of the <? with pectinations ; fore- 

 wings not emargiuate, elongate ; hindwings with a blunt tooth in middle ; liiml 

 tibiae of cJ much swollen, with four spurs, the tarsi c^nitc short ; fovea present, 

 small. 



Type : Xenoecista subdiversa sp. nov. 



193. Xenoecista pallidata sp. nov. 



Forewings : bone-colour, with fine fuscous strigulation, the strigae thicker along 

 costa ; lines dull fuscous, all oblique below, and parallel to hindmargin, bent below 

 costa, much as in A', subdicersa, but the median line is not forked, and variable in 

 position, being in some cases nearer the inner, in others nearer the outer line on 

 inner margin : outer line marked with black vein-dots ; a submarginal shade of 



