Revision of the American Notodontidm. 259 



6 8 . Veins 6-7 on secondaries not 



stalked Phedosia. 



b 7 . Palpi with third joint short. 

 a 8 . No frontal tuft. 



a 9 . Outer margin of primaries not 



angled Mymiotis. 



b 9 . Outer margin of primaries 



angled Ctianopha. 



fe 8 . A high frontal tuft Prodymiotis. 



o 6 . Primaries not crenulate. 



a 7 . Palpi with third joint short. 



a 8 . A long tuft of hairs at base of 



antenna} Lysana. 



b H . A raised tuft on head .... Pseudantiora. 

 c 8 . Head without raised tuft. 



a 9 . Veins 3-4 on secondaries stalked Cottobara. 

 b 9 . Veins 3-4 on secondaries not 

 stalked. 

 a 10 . Abdomen with fan .shape 



anal tuft Marthida. 



6 10 . Abdomen without fan shape 

 anal tuft. 

 a 11 . Fore legs smooth . . . Antiopha. 

 b 11 . Fore legs hairy .... Eragisa. 

 c 10 . Abdomen with tuft of 



spatulate scales .... Grinodes. 

 b 1 . Palpi with third joint long. 



a, 8 . Wings broad Poresta. 



b 8 . Wings narrow. 



a 9 . Head with raised tuft . . . Lepasta. 

 b 9 . Head without raised tuft. 



a 10 . Apex of primaries rounded Tachuda. 

 6 10 . Apex of primaries acute 



somewhat falcate . . . Contrebia. 

 b b . Antennas pectinated to tips. 

 a 6 . Veins 3-4 on secondaries apart . . Hyparpax. 

 6 6 . Veins 3-4 on secondaries from a 



point Kalkoma. 



c 6 . Antennae pectinated, but not to tips. 

 a°. Head with a raised tuft. 



a 1 . Palpi with 3rd joint long . . . Didugua. 

 b". Palpi with 3rd joint short . . . Dasylophia. 

 b G . Head without a raised tuft. 

 a 7 . Veins 7-8 on primaries short. 



