70 JOHN B. SMITH. 



Outer margin of primaries straiglit. 



Wings narrow Choerocauipa. 



Wings wider £Iibia. 



Outer margin of primaries waved or dentate. 

 Wings narrow. 



Posterior tibite with long sjjurs. 



Margin of primaries denticulate Pergesa. 



Outer margin entire Paiiaera. 



Posterior tibiae with short spurs l^nzela. 



Wings broader Di<lo»«i(le. 



Abdomen without metallic spots or vittse. 

 Abdomen obcouic, moderately long. 

 Head rather small. 



Outer margin of primaries not waved Deilepliila. 



Outer margin denticulate Darapsa. 



Head large. 

 Antennae distinctly thickened and pointed at tip. 



Philaiiipeliis. 



Antennae subfiliform Dapliuis. 



Head very large. 



Size large Pachylia. 



Size moderate. 



Primaries with apices not acuminate Zonilia. 



Primaries with apices acuminate Oryba. 



Abdomen long, cyliudric, or cylindroconic. 

 Proboscis long, abdomen stout, very long ; wings very broad. 



9IacrosiIa. 

 Proboscis long, or very long; abdomen medium long and stout; 



wings long and narrow Spliiiix. 



Proboscis medium; abdomen medium, long and stout; wings long 



and narrow Aiiceryx. 



Abdomen long, wings short and broad... Dolba. 



Abdomen rather slender, moderately long, wings long and broad. 



Dareinina. 



Wings short <Eiiosaudra. 



Head small ; proboscis of medium length ; antennas slender ; ab- 

 domen linear, rather graceful ; feet slender ; wings rather 



narrow, not long Lapara. 



Abdomen short Cizara. 



Proboscis short or wanting. 

 Palpi not porrect. 



Head large Aclierontia. 



Head medium and retracted. 

 Primaries with exterior margin entire. 

 Wings long. 



Primaries with interior margin not incised Basiaiia. 



Primaries with the interior margin incised Dapbiiiisa. 



Primaries with outer margin dentate or excised. ...Sineriiithtis. 

 Palpi porrect, exceeding the front. 



Wings broad teequosa. 



Wings moderately narrow Ceratoiuia. 



