] 897.J CLASSIFICATION OF THE CHKTSAlJGINiE. 637 



6'. Mid tibiae without large tufts of scales ; 

 the tarsal joints smooth. 

 a^. Fore wing with the apes produced 



and acute ; vein 11 free. [p- 663. 



f77. Hind wing with veins 6, 7 from cell. Zl. Acropieryx, 

 ¥. Hind wing with veins 6, 7 stalked. 29. Protrichia, 

 ¥■. Fore wing with the apex not pro- [p. 661. 



duced; vein 11 anastomosing with 12. 30. Sckistoneura, 

 b*. Frons smooth. [p. 662. 



a'. Fore wing with the costa deeply 

 excised beyond middle, the apex 



produced upwards 32. Teraiomorpha, 



i*. Fore wing with the costa evenly [p. 663. 



curved, the apex rot produced. 

 a^. Palpi closely applied to frons. 

 a'. Palpi with the 3rd joint hidden 

 in the hollow of a tuft at end of 



2iid 20. Anisothrix, 



6^. Palpi with the 3rd joint exposed [p. 656. 



and thickly scaled ; the tarsal 



joints with tufts of scales 21. Hyahsticta, 



6*. Palpi extending widely in front of [p. 656. 



frons, the 3rd joint naked. 

 a'. Hind wing with vein 2 present... 34. Faridnea, p. 665. 

 ¥. Hind wing with vein 2 absent ... 33. Pioiiidia, p. 664. 

 t^. Palpi reaching abo\it halfway to vertex of head. 

 a^. Frons with a conical tuft. 



o''. Fore wing long and narrow; antennieof 



male pectinated 35. X'erJei'a, p. 665. 



6*. Fore wing short and broad ; antennee of 



male ciliated 28. Dastira, p. 661. 



b^. Frons smooth 36. Pyrausiodes, 



[p. 666. 



h^. Hind wing with vein 4 absent 22. Sthetiobeea, 



c*. Hind wing with veins 4, 5 stalked. [p. 657. 



a-. Fore wing with veins 4, 5 from cell 23. Hypocosmia, 



b^. Fore wing with veins 4, 5 stalked. [p. 657. 



a?. Hind wing with vein 3 from angle of cell .. 26. Dasycnemia, 



[p. 660. 



h^. Hind wing with vein 3 absent 25. Parachma, 



[p. 650. 

 d'. Hind wing with veins 3, 4, 5 stalked 24. Xantippe, p. 668. 



B. Palpi with the 2nd joint upturned, the 3rd porrect ; 



both wings with veins 4, 5 from cell. 



a. Hind tarsi smooth ; male with a tympanic vesicle. 37. Arica, p. 666. 



b. Hind tarsi with a tuft of scales on 1st joint ; male 



with no tympanic vesicle 27. Catadupa, 



[p. 660. 



C. Palpi porrect. 



a. Palpi straight and not downcurved at extremity. 

 d^. Palpi hardly extending beyond the frons. 

 a^. Hind wing with veins 4, 5 from cell. 

 a^. Fore wing with vein 3 from cell. 

 a^. Both wings with vein 2 present. 



a". Fore wing with the costa not excised.. 76. Chrysauge, 

 ¥. Fore wing with the costa deeply [p. 691. 



excised beyond middle, the apex 



. produced upwards 40. Zanclodes, p. (H58^ 



6*. Both wings with vein 2 absent 47. Hyperparachma, 



[p. 672. 

 PBGC. ZooL. Soc— 1897, No. XLII. 42 



