244 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxix. 



liuff heavily shaded with dark grey on basal half below subcostal, 

 black points before and be^^ond discocellular; a greyish shade to outer 

 margin about vein 4; apical third of costa brownish; line black lines 

 in cell, and above submedian; an outer tine, irregular, dentate dark 

 ine; a geminate black terminal line. Secondaries grey-black. 



Expanse. — 86 mm. 



Habitat. — Carabaya, S. E. Peru. 



Tijpe.—C^t. No. m%iS, U.S.N.M. 



Genus CERURA Schrank. 

 CERURA GONEMA, new species. 



Palpi reddish brown. Head white. Collar white anteriorly, broadly 

 black posteriorly; thorax silvery white spotted with black. Abdomen 

 dark l)rown above, white below; white bands on last two segments. 

 Primaries silvery white, the markings black; a basal line bifurcated 

 on costa; two wavy antemedial lines the second coalescing with a black 

 spot in cell; a medial line interrupted below costa and above inner 

 margin, forming a thick l)lack spot before end of cell; a spot at base 

 of veins 2 and 3 connecting this discal spot with a postmedial line, 

 lunular, partly geminate and widely l)ifurcating on costa; a line on 

 discocellular; marginal oblique lines reaching terminal dark spots at 

 ends of veins, except at vein 5; fringe white between the veins. Sec- 

 ondaries grey; fringe white spotted with black. 



E.i'panae. — 32 mm. 



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



Type.— C^t. No. 8667, U.S.N.M. 



CERURA LANCEA, new species. 



Head white. Collar black anteriorly, grey posteriorly. Thorax 

 white with two rows of black spots. Abdomen black above, mottled 

 with white on last two segments; underneath white. Primaries white, 

 not silvery, the lines brown. A black spot at base of costa, one on 

 median and another on submedian vein, followed by a row of spots 

 interrupted in cell; an antemedial black triangular spot on costa and a 

 brown annular spot on inner margin containing a darker spot, a medial 

 line, interrupted by veins; three postmedial lunulai* lines; all the lines 

 ending in thicker blackish spots on costa; submarginal triangular spots 

 between the veins except between 2 and 3; terminal lanceolate dashes 

 between the veins, reaching the submarginal spots between 4 and 5 

 and 5 and 6; fringe white. Secondaries white; the inner margin, anal 

 angle, and apex slightly smoky black; a terminal dark line. 



Expanse. — 40 mm. 



Habitat. — Cayenne, French Guiana, 



Type.—Qd^t No. 8668, U.S.N.M. 



