HELTODINID-i:. 7U 



Diadoxastis parathicta, u. sp. 



2 . 15 mm. Head shining ochreous--\vhitisli, more yellowish on 

 crown, back of crown dark fuscous. Palpi ochreous-whitish. 

 Thorax light ochreous-yellow. Abdomen whiti^h-ochreous tinged 

 with grey. Posterior legs wliitish-oehreous, libiaj externally 

 suffused with fuscous. Forewings narrow, widest about ^, thence 

 narrowed to pointed apex, eosta gently arched ; light ochreous- 

 yellow"; a slender suffused dark fuscous streak along upper part of 

 termen to apex : cilia grey, on costa pale yellow. Hindwings 

 grey; cilia whitish-ochreous. 



Kana^ua, Pala, in October (Maxwell) ; one specimen. 



ISORRHOA, n. g. 



Head with appresscd scales, forehead broadly prominent, face 

 retreating; ocelli present; tongue developed. Antennae |, in c? 

 simple, basal joint very long, slightly thickened with scales. 

 Labial paljji very long, slender, curved, ascending, diverging, 

 second joint with slightly rough scales beneath, terminal joint 

 longer than second, acute. Maxillary palpi very short, appressed 

 to tongue. Posterior tibia) with long projecting bristly scales 

 above from base to |, and a group at apex, tarsi with short bristles 

 at apex of joints. Forewings with 1 b simple, 2 remote, 3-5 

 parallel, 7 and 8 out of G, 7 to costa, 11 from middle. Hind- 

 wings ^, narrow-lanceolate, cilia 3; 2-5 nearly parallel, 6 and 7 

 stalked. 



Type /. anthnetra Meyr. ; trilo.rias Meyr, is also referable here. 

 Allied to Aeoloscelis. 



, Isorrhoa anthnetra, n. sp. 



S 2 . 13-14 mm. Head white, sides of crown partly greyish. 

 Palpi white, with a faint grey lateral line. Thorax white, 

 anteriorly sutlused with light yellowish, anterior margin irrorated 

 with dark grey, posterior extremity yellowish. Abdomen light 

 ochreous-yellowish, beneath white. Posterior legs Avhite, tibiee 

 broadly banded with yellow-ochreous, with some dark fuscous 

 bristles, tarsi with band on basal joint, and next two joints wholly 

 yellow- ochreous. Forewings lanceolate, acute; yellow-oehreous ; 

 base white ; narrow white inwardly oblique fasciae at ,| and |, 

 latter more oblique, followed by some slight fuscous suffusion 

 towards costa; a white spot on middle of costa, and one on fold 

 somewhat beyond it, usually confluent with lower end of second 

 fascia : cilia whitish-ochreous, on costa yellow-ochreoue, at apex 

 with a basal dot of white suffusion. Hindwings grey ; cilia 

 whitish-ochreous. 



Assam, Khasi Hills, in April ; eighteen specimens. 



