march, 1862. 203 



Subcostal bifid. Median trifid. With disco-central. 

 F. w. submedian with an internal branch; subc. inferior fur- 

 cate. Antennas clavate. Castniadse. 

 F. w. submedian simple; subc. inferior simple. Antennas 

 thickened towards tips. Agaristidse. 

 Subcostal simple. Median trifid, upper branches pedi- 

 cellate. With disco-central. 

 Wings often hyaline. F. w. with radiating nervules; costa 

 folded. Antennas fusiform. /Egeriadse, 

 Antenna never thickened or incrassated toward the tip. 



§ 1. F. W. WITH NERVULES RADIATING FROM THE DISK. 



Hind-wings, costal vein simple. 

 Subcostal simple, attenuated towards base; discal ner- 

 vules, two. 

 F. w. spotted; medio-posterior remote; secondary cell very 



distinct. Gen. Pceciloptera, Clem. 

 F. w. not spotted; medio-posterior not remote; secondary 

 cell indistinct. Gen. Anaphora, Clem. Tineidse. 



Subcostal simple, slightly joined to costal and curved 

 into the discal. 

 Median 3-branched; discal vein simple. 

 F. w. with seven nervules to the costa and hind margin.* 

 (E. Ze<£.) PyraTidse. 



Subcostal bifid, not attenuated; branches usually conni- 

 vent. 

 Median 4-branched; without disco-central. 

 F. w. costa at base often arched; median nervules curved. 

 Subcostal remote. Tortricidae, 



§ 2. F. W. WITH NERVULES NOT RADIATING FROM THE 

 DISK. 



1°. F. w. with the fold thickened by a slender vein. 



Costal vein simple, crossing subcostal or pedicel- 

 late. 



Subcostal bifid. Discal irregular, with medio-discal 

 branch. 



This wing-structure is a remarkable exception in the family. B. C. 



