1881.] NOCTURNAL LEPIDOPTERA. 329 



Hub. Ceylon {Mnchvood) ; Calcutta {Atkinson). In coll. F. 

 Moore. 



RiSOBA PROMINENS, 11. Sp. 



Male. Fore wing pale greenish brown, crossed by black sinuous 

 lines ; a prominent white basal, posteriorly obstructed .oblique band ; 

 a discal transverse, white, ill-defined fascia, which is broad at the 

 costal end, narrow hindward, and margined by an exterior black 

 sinuous line ; exterior border and apex with white-bordered longitu- 

 dinal apical blackish streaks, transverse sinuous line, and a submar- 

 ginal row of lunnles ; an irregular black line and central dot at end 

 of the cell : hind wing cinereous-white, with a broad pale-brown 

 marginal band. Female darker, less grey, and discal fascia obsolete :, 

 apical streaks and lower sinuous lines bordered with ochreous. Body 

 greyish brown ; thorax white-speckled ; legs brown above. 



Expanse, S ^yT)' ? "A '"^h. 



Hab. Khasia Hills (G.-^?<s^e«); Malacca. In coll. F. Moore. 



RiSOBA LITERATA, n. Sp. 



Male. Fore wing pale greenish brown, with a distinct white 

 transverse basal, outwardly-oblique band, and a discal inwardly-ob- 

 lique narrow straight band, both bands forming a prominent letter 

 W ; dark brown streaks at apex, and two subapical paler sinuous 

 white-bordered lines ; a brown pale-circled patch and a dot within 

 the cell : hind wing brownish cinereous, with a broad brown mar- 

 ginal band. Body brown ; thorax white ; anterior segments of ab- 

 domen white-speckled ; legs brown above. 



Expanse 1^ inch. 



Hab. Nilgiris. In coll. F. Moore. 



Differs from R. vialis in the decidedly more distinctly formed 

 bands, and in the absence of any black sinuous outer border ; the hind 

 wing also has a broader marginal band. 



RiSOBA DIVERSIPENNIS. 



Heliothis diversipennis. Walker, Catal. Lep. Het. B. M. xv. 

 p. 1750 (18.58). 



Female. Fore wing pale brown, with a prominent white longitu- 

 dinal streak from base through the cell, below which is a short basal 

 white streak similarly disposed as in the other species ; a dark- 

 brown apical patch with white terminal streaks ; outer border crossed 

 by suffused black lines ; veins black- and white-spotted ; marginal 

 white dentate line very prominent : hind wing cinereous-white, with 

 broad brown marginal baud and a discal spot. Body brown ; thorax 

 white-speckled ; legs brown above. 



Expanse lj*y inch. 



Hab. Malacca and Singapore. In coll. British Museum and F. 

 Moore. 



Kerala, n. g. 



Fore wing long, narrow, costa slightly arched near the base, apex 

 acute, exterior margin shghtly oblique and excavated near posterior 



Proc. Zool. Soc— 1881, No. XXII. 22 



