is:8.] 207 



wings narrower, the inner margin o£ the primaries slightly waved, not 

 strongly convex ; the subcostal branches lying nearer to the costal 

 margin ; median vein four-branched, but the first branch emitted 

 further from the end of the cell than in Anzahe ; secondaries narrower, 

 with the outer margin less arched ; lower discocellular forming an 

 acute point with the median vein ; radial emitted as a fourth median 

 branch, instead of from the upper discocellular ; body much more 

 slender than in Anzahe ; palpi more prominent ; scape of antennse 

 with a long external spur ; shank with the articles submouiliform 

 (in the female) and set, along the front edge, with short setse or 

 spinules. Tj^e,D.fasciata. 



DATA2fOIDES PASCIATA. 



9 . Primaries above pale sericeous rosy-brown ; witli a broad central belt, 

 •widest upon costal margin, limited by white lines followed towards the base and on 

 the disc by bronze-brown belts ; outer margin waved with a white marginal line ; 

 fringe brown, intersected by a black line ; two black dots enclosed by an 8-shaped 

 white margin at the end of the cell ; secondaries greyish, with pale rosy-brown outer 

 border ; fringe whitish, black-spotted towards apex ; body pale rosy -brown ; anus 

 ferruginous ; head and collar greyish ; under surface pale ferruginous, crossed by a 

 dusky discal Ime ; secondaries with the interno-median area greyish. Expanse, 1 inch, 

 5 lines. 



Yokohama (Jonas). Type, B.M. 



Apha ttciioona. 



(?. General character of ^. suhdives, but smaller, greyer, less strongly marked, 

 the wavy lines less strongly sinuated, and less distinct ; primaries pale greyish- 

 brown ; three blackish subquadrate basi-costal spots ; an 6 -shaped blackish line across 

 the basal area ; two distinct, and a third indistinct, sinuated oblique angulated 

 ferruginous central lines, terminating upon the costa in blackish spots ; an apical 

 costal oval olive-clouded yellow patch ; a blackish-edged oblique yellow discal line 

 from inner margin to apex, bounded externally by an olivaceous stripe ; outer border 

 greenish olivaceous ; a transverse battlomented submarginal line of blackish ; 

 secondai'ies sandy-yellowish, crossed in the middle by a ferruginous-bordered yellow 

 line, which is bounded internally by a greyish stripe ; outer border clouded with oli- 

 vaceous ; an ill-defined blackish battlemcnted line parallel to the outer margin ; head 

 brown; collar olivaceous ; tegulse whity-brown, clouded with olivaceous ; remainder 

 of body above sandy-yellowish ; wings below altogether brighter than above ; the 

 basal two-thirds of primaries, and the basal half of secondaries, reddish-orange, crossed 

 by dark slaty-grey lines, and bordered externally by a belt of the same colour ; 

 apex and a pyramidal discal belt bounded externally by the battlementcd lino of 

 primaries, and the whole disc of secondaries bright saffron-yellow ; the battlemcnted 

 line blackish ; external border clouded with piceous ; palpi, pectus, and legs saffron- 

 yellow speckled with vermilion ; venter vermilion. Expanse, 2 inches, 3 lines. 



Yokohama (Jonas). Type, B.M. 



The genus Apha belongs to the Lasiocampidce. 

 British Museum : January, 1878. 



