258 Mr. W. Schaus's 



Key to the Genera. 

 A. Vein 5 on secondaries present. 



a. Inner margin of primaries without tuft of scales. 

 a 1 . Areole present. 



a 2 . Vein 5 on primaries from upper angle of cell. 



« 3 . Veins 8-10 stalked Calledema. 



b 3 . Veins 7-8 stalked. 



a\ Apex of primaries truncated Drastoma. 



/A Apex of primaries not truncated . . . Pronerice. 



c 3 . Veins 7- 8 not stalked .• Tagela. 



b 2 . Vein 5 on primaries from below upper angle 

 of cell, or from middle of discocellular. 

 a 3 . Veins 6 and 7 from upper angle of cell . . Strophocerus. 

 Z> 3 . Vein 6 only from upper angle of cell, or from 

 areole near cell. 

 a 4 . Veins 7-10 stalked. 



a;\ Veins 3 and 4 on secondaries stalked . Antiora. 

 6 5 . Veins 3 and 4 on secondaries from a point Anurocampa. 

 b\ Veins 8-10 stalked 



cv\ Outer margin of primaries crenulate . Nadata. 

 b 5 . Outer margin of primaries not crenulate. 

 a 6 . Veins 6 and 7 on secondaries from 



a point Cargida. 



b 6 . Veins 6 and 7 on secondaries stalked. 

 a 7 . Palpi with third joint as long as 



second Minara. 



b 7 . Palpi with third joint very short . Nerice. 

 c 4 . Veins 7-8 stalked. 



a 5 . Outer margin of primaries oblique. 



a 6 . Anal tuft hairy Nystalea. 



b c \ Anal tuft distinctly bifurcating . . Pentobesa. 

 6 5 . Outer margin hardly oblique. , 



a 6 . Vein 8 on secondaries diverging from 



7 at middle of cell Heorta. 



b 6 . Vein 8 on secondaries diverging from 

 7 at end of cell. 

 a 7 . Veins 3 and 4 on secondaries apart Theroa. 

 b 7 . Veins 3 and 4 on secondaries from 



a point Euhyparpax. 



d\ Veins 7-8 not stalked. 

 oA Antennae fasciculate. 

 a 6 . Primaries crenulate. 

 a 7 . Palpi with third joint long. 



a*. Veins 6-7 on secondaries stalked Bardaxima. 



