228 Dr. L. Melichar. 



6. Flatoides decorus Walk. 



Walker, List of Hom., II, p. 418, 25 (1851). 



Fulvus; Vertex tricarinatus; frons flava, fulvo bicarinata; prothorax et mesothorax 

 tricarinati, hujus discus niger; metathorax flavus; pectus albidum; abdomen basi viride, 

 SLipra fusco varius; pedes virides; tarsi fulvi; alae anticae fuscae, fulvo variae; macula 

 ad costam magna trigona limpida; alae posticae fuscae basi limpidae. 



Body tawny; head much narrower than the ehest; crown much longer than broad, 

 with three ridges which are partly brown; an oblique brown stripe on each side of the 

 low middle ridge; the high side ridges united and forming an angle in front; front pale 

 yellow very slightly increasing in breadth tili near the epistoma vvhere it is rounded 

 and much dilated; its two tawny ridges are connected by a single ridge with the side 

 ridges of the crown, and thence slightly diverge to the epistoma, which is pale yellow 

 and lanceolate; fore-chest shorter than the crown; its breadth more than four times its 

 length; the middle of its disk occupied by three ridges which are united in front and 

 include a brown divided conical compartment; middle-chest more than twice the lenght 

 of the fore-chest, with three ridges; the side ridges diverging much towards the bind 

 border; disk black; hind-chest yellow; brast whitish; abdomen obconical, not longer 

 than the ehest, partly brown above, green at the base; legs pale green; feet tawny; 

 hind-shanks armed beneath with two spines; fore-wings brown, varied with tawny, 

 and having in the middle a very large triangulär colourless spot which rests on the fore 

 border, and occupies about one fourth of the surface; veins pale yellow, very numerous 

 towards the tips; a row of short oblique parallel cross-veins allong the fore border; 

 hind-wings brown, colourless towards the base; veins blackish. 



Length of the body 2 lines; of the wings 8 lines. 



Patria ignota. 



7. Flatoides basalis Walk. 



Walker, List of Hom., II, p. 419, 27 (185 1). 



Testaceus, sat latus; frons non carinatus; thorax ferrugineus; abdomen luteum; 

 pedes fulvi; alae anticae subfulvae, basi piceo trimaculatae; alae postice subcinereae. 



Body testaceous, rather broad; head as broad as the ehest; crown extremely short, 

 channelled across, its breadth more than eight times its length; front flat, smooth, nearly 

 Square, notridged; epistoma triangulär; ehest ferruginous; fore ehest arched, more than 

 twice the length of the crown; its breadth more than four times its length; middle- 

 chest much more than twice the length of the fore-chest; abdomen obconical, luteous, 

 not longer than the ehest; the lateral plates at the tip with black edges; lower middle 

 appendage serrated; legs tawny; fore-wings pale tawny; three pitchy spots near the 

 base of each; veins tawny very numerous; a row of rather long slightly oblique parallel 

 cross-veins along the fore border; hind-wings pale gray; veins brown. 



Length of the body i^/^ lines; of the wings 6 lines. 



Patria ignota. 



8. Ricania? siibacta Walk. 



Walker, Journ. Linn. Soc, I, p. 157, 82 (1857). 



Testacea, fronte carinata, abdominis apice nigro nitido, alis hyalinis nigrovenosis, 

 anticis stigmate nigro. 



