PYEAUSTIN^B. 249 



b'. Palpi with the 2nd joint moderately scale I 

 in front, the 3rd projecting- free. 



a 2 . Frons rounded and not prominent 45. HEORTIA, p. 363. 



b 2 . Frons with a rounded prominence. 

 a 3 . Palpi with the 3rd joint minute j hind 

 wing with veins 4, 5 approximated for a 



short distance 49. ANALYTA, p. 369. 



b 3 . Palpi with the 3rd joint long; hind wing 



with veins 4, 5 well separated at origin . 50. LEUCINODES, 

 /. Palpi obliquely upturned, with tufts of hair [p. 370. 



at end of 1st and 2nd joints, the 3rd well de- 

 veloped and obtuse. 

 a'. Maxillary palpi filiform ; hind wing with 



veins 4, 5 not approximated towards origin. 52. HELLULA, p. 373. 

 b'. Maxillary palpi dilated with scales ; hind 

 wing with veins 3, 4, 5 approximated for a 

 short distance 51. CROCIDOLOMIA, 



B. Palpi porrect. [? 371 



a. Palpi with the 3rd joint naked, 

 a'. Frons with a large flat corneous plate excised 



in front 88. TEGOSTOMA, 



b'. Frons with a rounded prominence. [p. 443. 



a 2 . Fore wing with veins 8, 9 stalked ; hind 



wing with vein 5 from lower angle of cell. 89. NOCTUELIA, 

 b' 2 . Fore wing with veins 8, 9 from cell ; hind [p. 444. 



wing with vein 5 from middle of disco- 



cellulars 91. SIMJETHISTIS, 



c'. Frons rounded or flat and not prominent. [p. 446. 



a' 2 . Palpi straight and not downcurved at ex- 

 tremity. 

 a 3 . Fore and hind wings with veins 4, 5 from 



cell. ^ 

 a*. Palpi with the 2nd joint fringed with 



hair below towards extremity. [p. 446. 



a 5 . Maxillary palpi triangularly scaled . . 90. HELIOTHELA, 

 b 5 . Maxillary palpi slightly dilated with [p. 378. 



scales 57. ARCHERNIS, 



c 3 . Maxillary palpi long and filiform .... 59. OMPHISA, p. 382. 

 6 4 . Palpi with the 2nd joint fringed above 



and below with hair. 

 a 5 . Fore wing with vein 7 straight and well 



separated from 8, 9 56. THLIPTOCEBAS, 



b 5 . Fore wing with vein 7 curved and ap- [p. 377. 



proximated to 8, 9 for some distance ; 

 antennae of male unipectinate for one- [p. 376. 



third length . . . , 55. MEROCTENA, 



b 3 . Fore and hind wings with veins 4, 5 [p. 374. 



stalked , 53. FURCIVENA, 



b 2 . Palpi with the 3rd joint downcurved .... 54. SAMEODES, p. 374. 

 .b. Palpi with the 3rd joint hidden by hair. 

 a'. Palpi rostriform, the 3rd joint downcurved. 

 a 2 . Palpi projecting about the length of head ; 

 maxillary palpi with a pointed tuft at 

 extremity. 



a 3 . Fore wing subtriangular ; hind wing with [p. 414. 



veins 3, 4, 5 not approximated 78. PROTRIGONIA, 



