240 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxix. 



neath; anal segment mottled with grey. Primaries: the costal mar- 

 gin dark olivaceous brown, broadly from base to middle, then finely 

 to apex, interrupted by yellow streaks; a snow white spot on costa at 

 base; an irregular dark olivaceous brown space from cell near l)ase, 

 widening at end of cell, where it is preceded by a white spot in cell, 

 and followed by another snow white spot between 4 and 5, not extend- 

 ing beyond a transverse postmedial yellowish line; posteriorly the 

 dark space is slightly toothed below cell, then oblique to vein 2 and 

 postmedial line where the latter has a dark spot on either side; the 

 dark shade extends below vein 3 to outer margin; inner margin grey- 

 ish white, irrorated thinly with pale brown; a dark triangular spot 

 just before middle of inner margin; a whitish triangular space irro- 

 rated with brown before postmedial line below costa; the outer space 

 pale olivaceous brown shaded with lilacine grey; a submarginal den- 

 tate black line; faint traces of a similar marginal line. Secondaries 

 reddish brown, darkest on outer margin. 



ExjKinse. — 33 mm. 



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



Type.~Cat No. 8057, U.S.N.M. 



LEPASTA VIRIDIS, new species. 



Palpi brown, fringed and tipped with lilacine. Head and thorax 

 moss green. Abdomen light brown ; anal tuft green. Primaries bright 

 moss green; a broad dark grey streak on costal margin near base; four 

 white points on costa beyond middle; a dark gre}^ shade from costa 

 near apex, where it is very narrow, curving to just below vein 2, 

 where it is very 1>road, and is joined between 2 and 8 by a dark green 

 and grey spot extending from middle of cell; a whitish shade at cell 

 and vein 3; some white spots after the grey postmedial shade, chiefly 

 toward costa; the outer margin below vein 7 dark grey, spotted with 

 green; fringe mottled brown and green. Secondaries violaceous 

 brown, pale at base and on costa, dark on outer margin. 



Expanse. — 33 mm. 



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



Ty2)€.—C?^i. No. 8658, U.S.N.M. 



Genus TACHUDA Schaus. 

 TACHUDA ANGUSTIPENNIS, new tpecies. 



Male. — Head and collar buff, mottled with brown. Thorax and 

 abdomen above dark steel grey, the latter luteous underneath and with 

 lateral pale tufts at base. Primaries mottled grey and moss green, 

 with a dark brownish shade from cell to apex, and sometimes along 

 the inner margin; su})basal and median geminate blackish lines; a post- 

 medial geminate brownish line, closely followed by another geminate 

 line, all these lines sometimes almost obsolete; a black streak at end 



