174 PROCEEDINGS ENTOMOLOGICAL SOCIETY 



Focilla furva, new species. 



Female. Body and wings dark brown, lines fuscous; tarsi yellowish; 

 white points at joints of tibise. Fore wings : A subbasal light brown line, 

 lunular, inbent to base of submedian; antemedial fine, wavy, crossing a 

 broad lighter brown space, outwardly edged by the wavy medial line; 

 reniform dark grayish with a pale reddish-brown spot behind, partly out- 

 lined with fuscous scales; postmedial outcurved, wavy, from a pale streak 

 on costa above reniform, inbent at vein 3 to before reniform, andwavily 

 outbent to inner margin; an indistinct subterminal sinuous brown line, 

 partly shaded with fuscous, and not reaching costa; marginal grayish spots 

 between veins; the termen crenulate, prolonged at vein 4 to beyond apex. 

 Hind wings: A dark reddish-brown shade from postmedial to subterminal; 

 the marginal spots as on fore wings; the termen prolonged at veins 6 and 

 4. Wings below lighter brown irrorated with lilacine white; orbiculate and 

 lunate discocellular spots black; a fine white outer line, and small marginal 

 intervenal spots. 



Expanse, 39 mm. 



Habitat: St. Laurent, Maroni River; in the British Mu- 

 seum, from Costa Rica. 



Focilla gorge, new species. 



Male. Body above purplish gray, underneath creamy buff. .Wings 

 above light brown shaded with purple except on termen, the two separated 

 by a broad subterminal fuscous brown shade; marginal black points be- 

 tween the veins; a wavy medial fuscous line. Fore wings: A dark brown 

 subbasal line; a lunular antemedial line, inbent in cell; postmedial finer, 

 angled on costa, approximate to medial lino from cell and lunular to inner 

 margin; reniform vaguely indicated, light brown. Hind wings : A fine dark 

 brown postmedial line, very irregular. Wings below light buff brown, the 

 lines very fine, fuscous brown; black points on discocellular; medial line 

 slightly outcurved; a fine subterminal line; marginal intervenal black 

 points. Fore wings; a black antemedial point in cell; postmedial curved on 

 costa and vertical to inner margin. Hind wings: The subterminal vaguely 

 geminate; the postmedial slightly wavy. 



Expanse, 36 mm. 



Habitat; St. Jean, Maroni River. 



