NO. 1420. NE W so VTH A M ERIC A N MO THS—SCHA US. 297 



point !it end of cell; a medial brown shade; a postmedial punctiform 

 line. 



Expanse. — 37 ram. 



llahitat.- — Geldersland, Dutch Guiana. 



Type.—O^i. No. 8798, U.S.N.M. 



OLCECLOSTERA ORIUNDA, new species. 



Body and wings l)iitt'-brown. Abdomen with a lateral row of black 

 points. Primaries slightly angled at vein 5; the base irrorated with 

 lilacine, limited by a dentate tine dark grey line, which is followed by 

 a broad darker lirown shade; a black point on discocellular; a dark 

 brown postmediid shade, curved beyond cell, followed by a iunidar 

 dentate dark grey line, outwardly shaded with pale grey below vein 

 5; a small subterminal hyaline spot between 5 and 6, and a marginal 

 lilacine shade from vein 5 to inner angle. Secondaries: a darker 

 brown medial line, and a narrower postmedial line. Underneath: a 

 dark point at end of cell, followed by a brown shade, and then bv a 

 tine dark line punctiform on veins. 



KrpanHe. — 35 mm. 



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



Ti/pe.— Cat. No. 8799, U.S.N.M. 



OLCECLOSTERA (?) OSTENTA, new species. 



Palpi dark ^'elvety brown, fringed with lighter brown. Head mot- 

 tled brown and lilacine bufi', the thorax of the latter color. Abdomen 

 buti'. irrorated with brown, and a tine dark brown subdorsal line. 

 Primaries lilacine bull', thinly irrorated with dark brown; three tine 

 dark brown transverse lines, the first antemedial and angled on median 

 vein, the second from just beyond middle of costa to middle of inner 

 margin, the third at three-fourths from base; a marginal row of pale 

 lines, outwardly edged with black-brown from end of vein 7, incurved 

 to vein 4, then straight to vein 2; a blackish spot at end of cell. 

 Secondaries: the basal third light brown, otherwise darker brown, 

 with a postmedial light brown shade. Underneath lilacine bufi'. 

 Primaries: a dark point at end of cell, followed by a straight brown 

 line; marginal lunules as above. Secondaries: the inner margin 

 broadly clear whitish grey, otherwise irrorated with black and dark 

 brown, thickly beyond a fine medial line, and l)efore some subterminal 

 black lunules. 



Expanse. — 36 mm. 



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



Type.—Odi. No. 8800, U.S.N.M. 



OLCECLOSTERA UMBRILINEA, new species. 



Palpi and frons brownish. Collar and thorax lilacine grey, irro- 

 rated with brown; a subdorsal brown streak. A.bdomen brown. 



