48 MR. F. MOORE ON BENGALESE LEPIDOPTKRA. [Jan. 10, 



L. coNFUSA, Walk, Cat. Lep. Het. B. M, ix. Noct. p. 105. 

 L. EXTERIOR, Walk. ib. p. 106. 

 L. DESIGNATA, Walk. lb. p. 107. 

 L. VENALBA, n. Sp. 



Pale brownish ochreous : fore wing with the veins white, their 

 interspaces with parallel narrow pale fawn-coloured lines ; a pale 

 diffused fawn-coloured streak from the base to the apex, which is 

 divided at the apex by a pale oblique streak ; a similar streak along 

 the posterior margin ; two dark dots below the cell, and an indistinct 

 transverse discal series of dots : hind wing white. Head and thorax 

 brownish ochreous, with hoary bands. Abdomen paler. 



Expanse I5 inch. 



Bengal. In Coll. A. E. Russell. 



L. PULCHERRIMA, U. Sp. (PI. VI. fig. /.) 



Pale greyish fawn-colour : fore wing with the costa pale purplish 

 fawn-colour ; a greenish-brown fascia from the base of the costa to 

 middle of the disk and thence ascending to the apex ; a purplish - 

 white streak bordering the outer margin of the fascia, from the discal 

 angle of which it extends, in one direction, in a straight line with an 

 ascending branch to the exterior margin of the wing, and in the other 

 direction to the middle of the posterior margin, tlie ascending branch 

 of the former being bordered above with greenish brown ; a well- 

 defined silvery-white longitudinal streak within the cell, beyond 

 which is a white-speckled black reniform mark : hind wing pale 

 greyish fawn-colour. Head, thorax, and abdomen greyish fawn- 

 colour. 



Expanse, c? 1^, $ l^ inch. 



Darjeeling. In Coll. A. E. Russell. 



L. DECissTMA, Walk. Cat. Lep. Het. B. M. xxxii. Suppl. ii. p. 624. 

 Darjeeling. 



Tympanistes, n. g., Moore. 



Body robust. Abdomen cylindrical, extending beyond the hind 

 wings. Proboscis moderate. Antennae stout, setaceous, long, ex- 

 tendhig beyond the middle of the costa. Legs slender ; femora 

 slightly pilose beneath ; hind tibiae with four moderately long spurs. 

 Abdomen with a horny-like cavity at the base beneath, and a fan- 

 like appendage above it on each side. Palpi erect, slender, long, 

 extending above the head, slightly pilose; third joint long, cylindrical, 

 two-thirds the length of the second. Fore wing long ; costa mo- 

 derately arched at the base, thence straight to the apex, which is 

 slightly acuminated ; exterior margin oblicjue, angle rounded ; poste- 

 rior margin convex near the base. Hind wings somewhat quadrate ; 

 anterior margin straight ; exterior margin produced and rounded in 

 the middle. 



