154 lord walsingham on [Jan. 19, 



95. Coriscium, Z. 

 242. Coriscium albomarginatum, sp. n. 



Antenna' mouse-grey. Palpi white, with a smoky-white brush 

 beneath the second joint and two minute black annulations on 

 the apical joint. Head and thorax smoky-white, the latter 

 margined with mouse-grey. Fore wings dark mouse-grey, with a 

 series of oblique white costal streaklets beginning at one-third 

 from the base, the fifth continued across the wing and meeting a 

 white inverted tornal streaklefc, beyond it a sixth costal is inverted 

 before the apex ; the dorsum is white throughout ; with two dark 

 spots connected with the dark ground-colour in the fold, one 

 before the other behind the middle; a short elongate very oblique 

 white dorsal streaklet ascends before the tornus pointing in the 

 direction of the apex ; cilia white, tipped with mouse-grey, with a 

 line of blackish scales along their base sending a short black 

 point through them at the apex ; tornal cilia greyish. Exp. al. 

 6 mm. Hind wings and cilia grey. Abdomen greyish. Legs 

 white, speckled with mouse-grey on the hind tibiae and tarsi. 



Type, 6 Mus. Wlsm. 



Hob. West Indies — St. Thomas, 12 III.-14 V. (Gudmann, 

 Hedemann). Five specimens. 



' Bred by Mr. Gudmann and Baron von Hedemann, but the 

 plant not identified. 



243. Coriscium attenuatum, sp. n. 



Antennae yellowish white, delicately annulated. Palpi recurved, 

 the second joint- slightly tufted beneath ; white, tinged externally 

 with pale fawn. Head white. Thorax whitish. Fore wings deli- 

 cate pale fawn-ochreous, with some whitish mottling on the basal 

 half; a slender whitish line along the dorsal margin bending 

 upwards and meeting at a right angle the second of three white 

 costal streaks (which is somewhat more oblique than the other 

 two), the margins of these streaks are peppered with minute black 

 scales ; a white dorsal spot lies before the apex of the outer costal 

 streak, and a white apical spot contains a rounded black dot : a 

 slender fawn line running around the apex at the base of the paler 

 cilia, which are also tipped with fawn at the extreme apex. Exp. 

 al. 7 mm. Hind wings pale greyish, with pale fawn-grey cilia. 

 Abdomen fawn-grey. Legs whitish. 



Type, J Mus. Wlsm. 



Hob. West Indies — St. Thomas, 7-28 III. {Gudmann, Hede- 

 mann). Three specimens. 



Bred by Mr. Gudmann from larvas feeding on Croton Jfavens. 



VI. ARGYRESTHIANM. 

 96. Leucophasma, g. n. 

 (\evic6s = bright ; <pdrr^ni = phantom.) 

 Type, 3- Leucophasma phantasmella, Wlsm. 

 Antennae nearly as long as the fore wings, somewhat flattened 

 towards the base, simple. 

 [102] 



