352 THYRIDID.E. 



Argyris delphiaria, Guen., C. & S. no. 1260, is a Geometer. 

 Argyris extrusata, Wlk., C. & S. no. 1261, „ „ 

 Argyris ocellata, H.-S., C. & S. no. 1263, „ „ 



Probfapsis vulgaris, Butl. 111. Het. vii, p. 43, „ ,, 



Argyris cinerea, Butl., C. & S. no. 1258 A, „ „ 

 Argyris apollinaria, Guen., is a Geometer. 

 Cilvcc olivacea, Hmpsn. 111. Het. viii, p. 63, is a Noctua (Acon- 



tiince). 

 Drapetodes bilineata, Wlk., C. & S. no. 3588. Type lost ; de- 

 scription unrecognizable. 



Family THYRLDIDtE. 



Moths generally with hyaline patches and strise on the wings. 

 Palpi obliquely upturned and slender. Antennae almost simple. 

 Fore wing with vein 1 a forming a fork with 1 b at base ; 1 c 

 absent ; 5 from near lower angle of cell. Hind wing with two 

 internal veins ; vein 8 nearly touching vein 7 just before or after 

 the end of the cell. Mid tibia with one pair of spurs ; hind tibia 

 with two pairs. 



Larva Pyraliform, with five pairs of prolegs.* 



Fig. 241. — Larva of Striglina scitaria. \. 

 (From Moore, Lep. Ceyl. iii. pi. 175, fig. la.) 



Key to the Genera. 



a. Hind wing with the cell closed. 



a'. Hind wing with vein 5 from the centre of 



the discocellulars 1. AmxaiA, p. 353. 



b'. Hind wing with vein 5 from near lower 

 angle of cell. 

 a 2 . Fore wing with veins 7, 8 and 9, 10 



stalked 3. Dixoa, p. 355. 



b 2 . Fore wing with veins 7 and 8 stalked, [p. 364. 



9 and lO from cell 5. Hypolamprtjs, 



c 2 . Fore wing with veins 8 and 9 stalked . 6. Camadena, p. 366. 

 d 2 . Fore wing with all the veins from cell. 

 a 3 . Fore wing with veins 7 and 8 from 

 angle of cell; 9 and 10 from some 

 way before the angle 2. Striglina, p. 353. 



* After the Tkyrididm would follow the Pyralidce, if the Heterocera could 

 be arranged in a linear series. 



