242 GEOMETRIES. 



SECT. I. (Amblychia). Fore wing with vein 10 present and free ; 

 hind wing with the outer margin crenulate. 



3343. Amblychia angeronaria, Guen. Phal. i, p. 215, pi. 4, fig. 9 ; 



C. $ S. no. 3401. 

 Amblychia torrida, Moore, P. Z. S. 1877, p. 621 ; C. $ S. no. 3402. 



c? . Head, thorax, and abdomen rufous ; wings fulvous, almost 

 wholly suffused with rufous and striated with fuscous. Fore wing 

 with waved anteraedial dark line, with whitish lunules on its inner 

 edge ; an indistinct medial line ; an oblique postmedial series of 

 whitish lunules, largest at middle ; a nearly straight postmedial 

 dark band joining an indistinct lunulate submarginal line near 

 outer angle ; a whitish patch on costa towards apex. Hind wing 

 with indistinct nearly straight medial and lunulate postmedial and 

 submarginal lines. 



$ . Fulvous, without rufous suffusion ; the white apical patch 

 large. 



The form torrida is reddish fuscous in the male, rufous in the 

 female ; the typical specimens from the Andamans with large white 

 postmedial patches on fore wing near the costa. 



Hob. Sikhim ; Assam ; Ceylon ; Andamans ; Sumatra ; Java. 

 Exp. 80-110 millim. 



SECT. II. Fore wing with vein 10 absent. 



A. (Gyadroma). Fore wing with the outer margin not angled; antenna 



of male with long cilia ; hind wing with long hair on underside 

 below lower angle of cell, along vein 1 b, and on inner margin ; 

 fore coxce, hind femora, and tibice with dense fringe of hair. 



3344. Amblychia testacearia, Moore, P. Z. S. 1867, p. 623 ; C. fy S. 



no. 3173. 



c? . Red-brown, irrorated and suffused with fuscous. Fore wing 

 with yellower patches on costa beyond middle and at middle of 

 outer area ; both wings with black speck at end of cell, postmedial 

 straight line and indistinct dentate submarginal line. 



Hub. Sikhim ; Khasis. Exp. 60 millim. 



B. Fore wing with the outer margin angled at vein 4 ; hind wing 



with the margin not crenulate and with thick fringe of hair at 

 middle of inner margin ; antennae of male bipectinated ; hind 

 femora fringed with hair, but not the tibia. 



3345. Amblychia tetragonata, Wlk. Cat. xxvi, p. 1651. 

 Menophra deficiens, Moore, Lep. Atk. p. 237, pi. 8, h>. 23 ; C. $ S. 



no. 3271. 



Grey, irrorated with fuscous. Fore wing with traces of ante- 

 medial curved line ; two medial lines which anastomose at middle ; 

 a postmedial series of black specks. Underside with black spot at 

 end of cell and crenulate postmedial line. 



!//>. Sikhim ; Borneo. Exp. 52 millim. 



