178 ZOOLOGISCHE MEDEDEELINGEN — DEEL VI. 



pecten. Labial palpi rather short, straight, porrected, filiform, terminal 

 joint longer than second, tolerably pointed. Maxillary palpi obsolete. 

 Posterior tibiae with bristly projecting hairs above, tarsi with short 

 bristles at apex of joints, longer on first joint. Forewings 2 from angle, 

 3 and 4 absent, 6 and 7 absent, 8 — 11 rather near together. Hindwings */ 2 , 

 linear-lanceolate, cilia 4; 3 and 4 absent, cell open between 2 and 5, 

 5 and 6 appearing to rise out of 7. 



Type praeustella v. Dev. (= sobrinella v. Dev.). Both supposed spe- 

 cies (sexes) of van Deventer were bred from larvae mining in leaves of 

 Sarcocephalus cordatus (Rubiaceae). The genus is allied to Augasma. 



Acanthocasis n. g. 



Head smooth, rounded; ocelli posterior; tongue developed. Antennae 

 with basal joint moderate, without pecten. Labial palpi moderately long, 

 curved, ascending, second joint with appressed scales, slightly rough be- 

 neath, terminal joint as long as second, slender, pointed. Maxillary palpi 

 very short, filiform, drooping. Posterior tibiae smooth, with expanded 

 whorls of long irregular bristles at origin of spurs, tarsi with very short 

 bristles at apex of joints. Forewings 2 from near angle, 7 to termen, 

 11 from middle. Hindwings under 1, elongate-ovate, cilia 1; 3 and 4 

 connate, 5 — 7 somewhat approximated towards base. 



Allied to Corsocasis and Tricliothyrsa. 



Acanthocasis flavispinis n. sp. 



9 13 mm. Head and thorax dark violet-grey, face and palpi whitish- 

 ochreous. Abdomen dark grey. Posterior tibiae violet-grey with yellowish 

 median band, whorls of bristles yellowish. Forewings rather narrow, costa 

 somewhat sinuate, towards apex gently arched, apex obtuse, termen obli- 

 quely rounded ; dark violet-grey : cilia grey. Hindwings dark grey ; 

 cilia grey. 



Java, Tegal (Lucassen) ; one specimen. 



GLYPHIPTERYGIDAE. 



Mictopsichia stemmatias n. sp. 



9 19 mm. Head, palpi, and antennae ochreous. Thorax violet-fuscous. 

 Forewings rather elongate-triangular, costa slightly arched, apex obtuse, 

 termen bowed, little oblique; greenish-fuscous; costa irregularly reddish- 

 orange, marked with five dark fuscous spots on posterior half, and a few 

 small black dots, apex and termen suffused with crimson-rose; short 

 metallic-blue subcostal and median streaks from base ; a metallic-blue 



