68 U.S. NATIONAL MUSEUM BULLETIN 257 



Hindwing fuscous bronze, cilia concolorous, with a pale ochreous 

 basal line. 



Female genitalia: Sterigma much extended and corrugated, evenly 

 covered throughout with numerous dense and short hairs. Posterior 

 edge with a V-shaped excision beset with a row of bristles. Ostium 

 small, cup-shaped. Signa absent. 



Material examined: Luzon, Rizal, Montalban, 4.1.1914 (A.E. 

 Wileman), 1 9, holotype, genit. slide 5530. 



Allied to B. ephippias (Meyrick), new combination, but larger, 

 brighter colored, with quite distinct genitalia. 



Bubonoxena ephippias (Meyrick, 1907), new combination 



Figures 81, 99, 801-802 



Chrosis ephippias Meyrick, 1907, Joum. Bombay Nat. Hist. Soc, vol. 17, p. 731 

 (cT? Ceylon, India), — Diakonoflf, 1954, Zool. Verb., no. 22, p. 57 (no Lo- 

 besia). — Clarke, 1955, Catalogue . , . Microlepidoptera . . . Meyrick, vol. 

 1, p. 128. 



Polychrosis ephippias. — Meyrick, 1909, Joum. Bombay Nat. Hist. Soc, vol. 19, 

 p. 587; 1918, Ann. Transvaal Mus., vol. 6, p. 11; 1923, Trans. Roy. Ent. 

 Soc. London, p. 547. — Fletcher, 1932, Imp. Counc. Agric, Res., Sci. Mon., 

 no. 2, p. 26, pi. 17, figs, a-d (life hist., stages, India). 



Distribution: India, Ceylon, Tonkin, Java, Philippine Is. (occur- 

 rence not proven). Natal, Rodriges Is. 



Very probably more than one species is involved. 



Using this opportunity the lectotype of "Chrosis" ephippias Mey- 

 rick, 1907, is selected herewith, a male syntype specimen, labelled 

 as follows: "Puttalam, Ceylon, Pole, 10.04" (small printed label), 

 "Polychrosis ephippias Meyr., 22/4, E. Meyrick det., in Meyrick 

 Coll.," "Meyrick Coll., B.M. 1938-290," genit. slide 5687. A syntype 

 female specimen studied, with similar labels, but number "22/5," 

 has the genit. slide 5688. 



Tetramoera, new genus 



Head with roughly appressed scales, parted on vertex, tufts on 

 crown appressed and broadly spreading. Ocellus posterior. Pro- 

 boscis very short. Antenna in male shghtly thickened, serrulate 

 except along basal fifth, minutely pubescent. Palpus porrected, 

 triangularly dilated, with a roughish upper edge of median segment 

 and a projecting small tuft at apex below, terminal segment mod- 

 erate, pointed, more or less concealed. Thorax smooth. Posterior 

 tibia with bristly scales projecting beyond its apex. 



Forewing elongate; markings usually numerous longitudinal lines. 

 Vein 2 from 3/4, 4 separate, closer to 3 than to 5, 7 free, to termen, 

 9 separate, 10 from before 2/3 distance between 11 and 10, 11 from 

 before middle, parting veins complete, lower of these from close to 



