282 PR(J('EFA)INGS OF THE XATJOXAL MWEUM. vol. xxix. 



Genus KASERIA, new genus. 



Anteniuy pectinuted on basal two-tliirds. Palpi short, hairy, and 

 thin, third joint minute. Primaries: outer margin rounded; veins 2 

 and 3 well apart; vein 5 from above middle of discocellular; 6 from 

 middle of areole; 7, 8, 10 from end of areole. Secondaries: veins 3 

 and 4 apart from lower angle of cell; 5 absent; and 7 from upper 

 angle; 8 close to 7 to beyond middle of cell. 



KASERIA PALLIDA, new species. 



Head, thorax, and anal segment light grey, thinly irrorated with 

 brown. Abdomen light reddish brown above, white underneath; a 

 darker subdorsal l)asal tuft. Primaries silvery, with a few light brown 

 irrorations; lines light brown; traces of a basal line at costa; a fine 

 medial line indentate below cell and on su))median, preceded from 

 costa to just below median vein by another line; from cell to post- 

 medial thickly irrorjited with brown, also on costa above this shade, 

 where there are also four dark brown spots; the postmedial lunular, 

 partly gemimtte; some l)rownish mai'ginal spots, preceded hy some 

 brown irrorations from above vein -i to above vein 7. Secondaries 

 light brown, thinly scaled. 



Expanse. — 32 mm. 



Hahitat, — St. Jean, Maroni River, French Guiana. 



Ti/2?e.—Cat. No. 8759, U.S.N.M. 



Genus GINALDIA, new genus. 



Antenna? fasciculate. Palpi thick, hairy; third joint minute. Legs 

 hairy. Primaries: outer margin oblicjue; veins 3 and 4 apart; 5 from 

 upper angle; 6 from middle of areole; 7, 8, 10 from end of areole. 

 Secondaries short and broad; costal and outer margins rounded; veins 

 3 and 4 near together from lower angle of cell; 5 absent; 6 and 7 very 

 shortly stalked; 8 diverging from 7 at middle of cell. 



GINALDIA DAVIDSONI, new species. 



Palpi black, fringed with grey. Head and collar light reddish brown, 

 mottled with grey. Thorax light gre}", streaked with violaceous. 

 Abdomen grey brown above, white underneath; anal segments light 

 grey. Primaries white, thinly irrorated with black and brown; black 

 marginal streaks on veins; a postmedial row of geminate black spots 

 on veins, faintly connected by grey irrorations; a large black spot at 

 end of cell; a black basal streak below median vein; an obli<iue black 

 geminate antemedial line from costa to below cell; a submarginal 

 brown shade from near apex to vein 4; paired black terminal spots at 

 veins; fringe spotted with dark })rown. Secondaries white; a terminal 

 brown line; some dark hairs at anal angle; fringe white. 



