430 m-ootuid^. 



b l . Fore wing witli no tooth of scales 

 at outer angle. 

 a 5 . Thorax quadrately scaled, the 



metathorax tufted 9. Sypna, p. 446. 



b 5 . Thorax not quadrately scaled. 



a 6 . Mid tibiae spined 19. Homopteba, p. 474. 



b 6 . Mid tibiae not spined. 

 a 7 . Palpi clothed with hair, the 2nd 

 joint not flattened. 

 a s . Thorax with a high sharp crest. 31. Coabica, p. 489. 

 b H . Thorax without a high crest. 

 a 9 . Metathorax tufted. 



a 10 . Palpi upturned 30. Mithila, p. 488. 



b 10 . Palpi obliquely porrect .... 20. Panilla, p. 476. 

 ¥ '. Metathorax not tufted. 

 a 10 . Fore wing with the costa 

 arched towards apex. 

 a 11 . Fore wing with vein 10 



given off from the areole . 18. Polydesma, p. 465. 

 b 11 . Fore wing with vein 10 



given off after the areole . 80. Tinolius, p. 578. 

 b 10 . Fore wing with the costa 

 nearly straight ; abdomen 

 with strong ridges and tufts 



of hair 26. Catephia, p. 481. 



b 7 . Palpi smoothly scaled, the 2nd 

 joint wide and flattened, the 



3rd long « 59. Habmatelia, p. 542. 



c 3 . Abdomen without prominent dorsal 

 tufts. 

 « 4 . Mid tibise without spines. 

 a 5 . Fore wing with the outer margin 

 not angled. 

 a 6 . Fore wing with the costa mode- 

 rately arched. 

 a 7 . Mid and hind tibiae with tufts 



of spinous hair 21. Melipotis, p. 477. 



b 7 . Mid and hind tibiae without tufts 

 of spinous hair. 

 a 8 . Palpi with the 3rd joint up- 

 turned, no frontal tuft. 

 a?. Palpi with the 2nd joint 

 clothed with hair. 

 a 10 . Fore wing broad. 

 a 11 . The scaling hairy and rough. 4. Tbisula, p. 437. 

 6 U . The scaling smooth. 

 a 12 . Fore wing with the apex 

 acute and slightly pro- 

 duced 45. Baniana, p. 513. 



b 12 . Fore wing with the apex 

 rectangular. 

 a 13 . Hind wing with vein 5 

 from above lower angle 



of cell_ 47. Plecoptera, p. 518. 



b 13 . Hind wing with vein 5 



from lower angle of cell. 46. Bobsippa, p. 516. 

 b w . Fore wing narrow. 



