NEOTROPICAL MICROLEPIDOPTERA — DUCKWORTH 103 



whitish on inner side, apical segment whitish. Legs whitish, tarsi 

 shaded with brown. Thorax brownish shaded with rose. Forewing 

 deep ochreous with costa rose; spot at end of cell composed of ring 

 of fuscous surrounding white scales; cilia rose basally, whitish beyond. 

 Hindwings light ochreous slightly overcast with gray scales; cilia 

 light ochreous tinted with rose. 



Male genitalia (slide WDD 3048, type) : Uncus bluntly pointed, 

 slightly recurved; gnathos short; harpe of approximately imiform 

 width from base to apical third, apex bluntly pointed; anellar lobes 

 symmetrical, broad basally, narrowing sharply at middle forming 

 narrow, apically acute projections; aedeagus short, apex with large 

 hooked process, vesica armed with several heavy cornuti. 



Female genitalia: Unloiown. 



Type: Punta Gorda, British Honduras. USNM 66685. 



Distribution: British Honduras: Punta Gorda (July). Honduras: 

 Rio Temas. 



Described from male holotype and one male para type, July 1933 

 (G. H. and J. L. Sperry), Punta Gorda, British Honduras; and four 

 male paratypes, Rio Temas, Honduras. 



The large hooked process on the apex of the aedeagus and the 

 shape of the anellar lobes in the male genitalia readily distinguish 

 this species from all others. 



Lethata fusca, new species 



Figures lg,h, Ae 



Alar expanse 25 nmi. 



Antenna brownish. Head gray shaded with light purple, w^hitish 

 between eyes; second segment of labial palpus fuscous on outer side, 

 whitish on inner side, apical segment whitish. Legs whitish ochreous, 

 forelegs and tarsi of mid- and hindlegs heavily shaded with fuscous. 

 Thorax fuscous slightly shaded with purple, with median posterior 

 tuft of white-tipped fuscous scales. Forewing fuscous with slight 

 purplish hue; costa narrowly light rosy ochreous; dark fuscous dot 

 in fold at basal third; spot at end of cell white edged with dark 

 fuscous; outwardly curved, transverse row of dark fuscous dots at 

 apical four-fifths; cilia fuscous. Hindwing whitish ochreous shaded 

 with gray; cilia whitish ochreous. 



Male genitalia (slide WDD 3054, type) : Uncus bluntly pointed, 

 slightly recurved; gnathos short; harpe narrow, apex pointed; anellar 

 lobes symmetrical, roughly triangular in shape with a large spine at 

 apex; aedeagus long, narrow, vesica without cornuti. 



Female genitalia: Unknown. 



