398 Mr. A. G. Butler on new Species 
This is a silvery grey or whitish species crossed by four 
irregular blackish lines, the last two of which are doubled ; the 
outer border is dusky. 
Hyvrocuroma, Guénée. 
169. Hypochroma Pryeri, n. sp. 
Allied to H. dispensata, but ashy grey ; the two lines across 
the wings similar, external area crossed by a zigzag white 
line; black discocellular dots; a marginal series of black 
dots: wings below white; a broad discal blackish belt with 
straight internal edge, produced externally in one or two 
places so as to reach the margin; black discocellular spots ; 
primaries with greyish basal area. LEixpanse 1 inch 8 lines. 
Yokohama (Jonas). 
170. Hypochroma superans, nu. sp. 
Testaceous, the wings, excepting at the base, greenish 
sericeous crossed by multitudinous short grey lines; black 
discocellular lines; an interrupted irregular white lunu- 
lated discal stripe, indistinct in secondaries ; a submarginal 
series of white dots; a marginal series of black spots; fringe 
rather long, ashy grey ; primaries with the costa black-spotted 5 
apex of palpi and frons black. Under surface of the wings 
white, yellow at the base ; large black discocellular patches ; 
a blackish spot in each discoidal cell, and below it a well- 
defined grey longitudinal dash; a broad blackish discal belt 
crossed by an interrupted white line; a series of black mar- 
ginal spots: primaries with the costa black-spotted ; external 
area streaked with blackish: body ochraceous, legs above 
blackish. Expanse 2 inches 6 lines. 
Yokohama (Jonas). 
One of the finest species yet described. 
Bywazora, Walker. 
171. Bylazora virescens, n. sp. 
Primaries above pale dull sericeous sap-green, irrorated 
with black scales, most densely towards the base; costal 
margin black-dotted ; an oblique abbreviated line across the 
cell, the discocellulars and an oblique, slightly concave sub- 
apical line blackish ; three or four subapical hastate blackish 
spots in a transverse series beyond the line; a zigzag sub- 
marginal blackish line, black-dotted externally, and connected 
with a series of black marginal spots by blackish longitudinal 
internervular lines : secondaries pale greyish brown, nearly 
