24 MK. F. MOORE ON THE LITHOSIID.E. [Jail. 15, 



Group B. b. Fore wing with a recumbent plumose lappet. 



Teulisna, Walk. 



Teulisna, Walk. Journ. Proc. Linn. Soc. 1862, p. 109. 



Male. Wings somewhat short and broad. Fore wing — costa 

 depressed at the base, arched in the middle ; apex pointed, exterior 

 margin oblique, angle acute ; posterior margin very convex towards 

 the base ; first subcostal branch short, anastomosed to costal ; second 

 free ; third from end of cell, trifurcate ; radial from third submedian 

 branch at a considerable distance beyond the cell ; cell folder! over at 

 base and overlapped for half its length by a recumbent plumose 

 appendage 1 ; discocellulars very oblique ; median three-branched, two 

 upper at some distance beyond the cell. 



Female without the fold and plumose tuft. 



Type, T. plagiata, Walk. Journ. Linn. Soc. 1862, p. 109, from 

 Borneo. 



Teulisna tenuisigna, n. sp. (Plate II. fig. 13.) 



Male. Yellow. Differs from the same sex of T. tetragona in its 

 smaller size, being also narrower in both wings. Fore wing with a 

 lengthened black band beneath the cell, the upper end of which is 

 straight, and the basal end very oblique and truncated ; a small spot 

 on costa before the apex ; cilia slightly blackish at the apex. Middle 

 of thorax, tegulae, and front of head black ; fore legs dusky above. 



Expanse ly^ inch. 



Sikkim. In coll. F. Moore. 



Macotasa, n. g. 



Male. Fore wing narrow ; costa slightly raised beyond the middle ; 

 costal vein raised, with a recumbent plumose tuft overlapping basal 

 half of the folded cell beneath 1 ; subcostal five-branched, first short, 

 oblique, anastomosed to costal, second starting at some distance be- 

 fore end of the cell, third starting from second near its base and bent 

 downward and touching end of the cell, bifurcate near its end, fifth 

 starting in a straight line from end of the cell ; discocellulars straight, 

 nearly erect ; radial starting in a straight line from lower end of the 

 cell ; median three-branched, the two upper at some distance apart 

 below the radial and parallel to it, the base startiug from below end 

 of the cell in a line with the discocellulars ; lower median branch 

 from near base of cell, deeply curved. Hind wing somewhat narrow, 

 apex pointed ; two subcostal branches at one third beyond the cell ; 

 two upper median branches near its end. Antennae minutely setu- 

 lose. Palpi small, ascending. Legs slender. 



Female. Fore wing not folded or plumed ; radial starting from 

 upper end of the cell ; two upper median branches straight from 

 beyond end of the cell. 



1 Prohabh a sound-pi'oduoing apparatus. 



