METATACHA. 



239 



soales and without crests ; fore and mid tibias moderately fringed with hair, 

 tlie hind tibiaj fringed with rather long hair above and below, the fore and 

 hind tibiaj not spined ; abdomen with dorsal ridges of hair on basal segments, 

 but without crests. Fore wing with the apex rounded, the termen evenly 

 cnrved, ereiiulate ; veins 3 and 5 from near angle of cell ; fi from upper angle ; 

 9 from 10 anastomosing with 8 to form the areole ; 11 from cell. Hind wing 

 with the termen excised between veins 6 and 2 ; the cell about half the length 

 of wing ; veins 3, 4 from angle ; 5 fully developed from above angle ; 6, 7 from 

 upper angle; 8 anastomosing with the cell near base only. 



7361. Metatacha excavata, 



Ercheia excavata, Beth.-Baker, A. M. N. H. (8) iii. p. 431 (1909). 



Head and thorax brown mixed with some grey ; palpi whitish 

 at base, fuscous at tips ; pectus whitish ; tarsi brown ringed with 

 white ; abdomen ochreous brown, the ventral surface whitish. Fore 

 wing brown mixed with whitish, some Ayhite on postmedial area 



^^^-"■^"^^ 



Fig. 25.- Metatacha excavata, cj". \. 



in discal fold and between veins 3 and 2 ; subbasal line slight, 

 blackish, angled inwards to near base at median nervure and with 

 brown marks beyond it at costa and below the cell ; antemedial 

 line black, rather diffused, oblique, minutely waved, with dark 

 brown suffusion before it from costa to vein 1 ; orbicular represented 

 by a dark point, the reniform by an ill-defined dark lunule with 

 point below it and two dark striae above it from costa ; medial line 

 arising from a small black spot on costa well beyond the cell, 

 minutely waved and inwardly oblique from costa to below vein 2, 

 then outwardly oblique and sinuous, another indistinct minutely 

 waved line beyond it from vein 5 to inner margin ; postmedial line 

 arising from the same point as the medial line, strongly bent outwards 



