568 PROCEEDINGS OF THE NATIONAL MUSEUM vol.86 



8. Harpes divided Filatima 



Harpes not divided Epilechia 



9. Hook of gnathos pointed Bryotropha 



Hook of gnathos spoon-shaped Frumenta 



10. Uncus pointed, smooth 11 



Uncus blunt, si)iny Pseudochelaria 



11. Gnathos weak or absent 12 



Gnathos strongly developed 13 



12. Harpes ending in sharp spine Aroga 



Harpes enlarged at tip Keiferia 



13. Harpes divided or furcate at tip Fascista 



Harpes simple Faculta 



SYNOPTIC KEY TO THE GENERA BASED ON FEMALE GENITALIA 



1. Signum double 2 



Signum single 3 



2. Signa two strongly dentate plates Lita 



Signa two large, flattened, smooth-edged plates Epilechia 



3. Signum a single thorn or spine 4 



Signum not so 7 



4. Signum strongly dentate Filatima albilorella (Zeller) 



Signum not dentate or only slightly so 5 



5. Signum a sharp-edged, compressed thorn from a flattened base — Fascista 

 Signum not so 6 



6. Signum long, curved, sharply pointed Keiferia 



Gnorimoschema 

 Signum straight, obtusely pointed Frumenta 



7. Signum an involuted, double-flanged, spiny plate 8 



Signum not so 10 



8. Signum large, angular, with minute spines 9 



Signum small, oval, with dentate edges Chionodes 



9. Ostial plate with lateral lobes Gelechia 



Ostial plate without lateral lobes Pseudochelaria 



10. Upper part of bursa spined 11 



Bursal wall not spined 13 



11. Ductus bursae short, straight 12 



Ductus bursae long, twisted upon itself Friseria 



12. Signum with four long arms Faculta 



Signum not so Filatima 



except F. albilorella (Zeller) 



13. Signum a small rectangular plate with a strong spine at each 



corner Aroga 



Signum a spiny plate with two transverse raised keels Bryotropha 



