QUADBIFIN^B. 429 



b 2 . Mid and hind tibiae spined 15. NYCTIPAO, p. 458. 



e 2 . Tibiae not spined. 

 a 3 . Fore wing with the apex not falcate. 



a 4 . Fore wing with the cilia crenulate . 14. SPIREDONIA, p. 457. 

 b*. Fore wing with the cilia non-erenu- 



late 81. CALESIA, p. 579. 



I 3 . Fore wing with the apex more or 



less falcate. 

 a 4 . Hind wing with the outer margin 



more or less angled 16. HYLODES, p. 462. 



b*. Hind wing with the outer margin 



rounded 55. ISCHYJA, p. 537. 



c 4 . Hind wing with the outer margin 



nearly straight 56. PLATYJA, p. 539. 



b 1 '. Hind wing with the cell of normal 



length. 



a 2 . Abdomen with large anal tuft ; the 

 wings produced at apex ; hind wing 

 with the outer margin straight ; the 



anal angle lobed 57. IONTHA, p. 541. 



b 2 . Hind wing ample, the apex produced, 

 a large tuft of hair on inner margin ; 

 hind legs with immensely developed 



tufts of hair 58. CRITHOTE, p. 541. 



c 2 . Shape sphingiform ; the abdomen long. 



Fore wing long and produced at [p. 490. 



apex 32. SPHINGOMORPHA, 



d~. Fore wing with the costa highly arched, 

 the apex produced, the outer and inner 



margins forming a continuous curve . 72. PHYLLODES, p. 557. 

 e 2 . Fore wing with the apex produced 

 upwards to a slight lobe and cut off 

 square to centre of outer margin, 



which is much angled 67. LYCIMNA, p. 550. 



y 2 . Shape and appearance normal. 

 a 3 . Abdomen uniformly clothed with 

 long woolly hair ; males with a 



chitinous rasp on dorsum 28. ARCTE, p. 485. 



b 3 . Abdomen with prominent dorsal tufts. 

 a 4 . Fore wing with a tooth of scales at 



outer angle. 

 a 5 . Thorax with a large spreading tuft 



on vertex. 

 a. Fore wing without raised tufts of 



scales 77. PLUSIA, p. 567. 



b 6 . Fore wing with raised tufts of 



scales 78. ABEOSTOLA, p. 577. 



b 5 . Thorax without a large spreading 



tuft on vertex. 



a 7 . Fore wing with the cilia crenu- 

 late 8. ERYGIA, p. 444. 



b 7 . Fore wing with the cilia non- 



crenulate. 



a 8 . Fore wing with the apex rect- 

 angular 27. MOSARA, p. 485. 



6 8 . Fore wing with the apex 



rounded 7. BATRACHARTA,P. 443. 



