PYEALIS. — MICEOSCA. 
71 
Pyralis nannodes. (Plate LVIII. fig. 5.) 
Allied to P. glaucinalis, eonsiderably smaller;, the primaries of a more sandy tint, the 
transverse lines dusky with yellowish external edges, angulated much nearer to the eostal 
margin ; a hlackish discocellular dot ; fringe purplish with a yellow hasal line and a rosy 
central line : secondaries with the central white lines more irregular ; fringe as in primaries ; 
body corresponding in tint with the wings. Under surface much paler, the lines obsolete. 
Expanse of wings 9 lines. 
Yokohama {Jonas). 
MICEOSCA, g. n. 
Allied to Osca, the palpi less porrect and with shorter terminal joint ; spines of hind 
tihise longer; primaries with the outer margin more or less convex. Type M. hedilalis 
[Pyralis hedilalis, Wlk.). 
Microsca pallida. (Plate LVIII. fig. 7.) 
Whitish, sericeous ; wiugs reticulated with dark brown, the basal and external areas 
clouded with pale cupreous brown; two narrow ill-defined cupreous-brown discal bands 
partially margined and dotted with black ; primaries with a black-edged bifid apical white 
spot : wings below nearly as above, but less distinctly reticulated. Expanse of wings 1 inch, 
Yokohama [Jonas). 
Microsca exusta. (Plate LVIII. fig. 8.) 
Similar in colour to the preceding species, but with the basal half of the wiugs deeper, 
with one ill-defined blackish-edged central band ; a curved subapical black-edged brown 
fasciole in the primaries, the body darker : wings below whitish, with well-defined central red- 
hrown band ; primaries with the costa at apex and a subapical fasciole red-brown ; reticulations 
less strongly defined than above : pectus and legs pale reddish brown. Expanse of wings 
1 inch 1 line. 
Yokohama [Jonas). 
Microsca ardens. (Plate LVIII. fig. 9.) 
Pale reddish brown reticulated with darker brown ; basal half deeper in colour than the 
external half, and limited by a blackish-edged ferruginous central band ; each wing also with 
black-edged subapical and subanal fascicles ; fringe black-spotted externally ; primaries with 
grey costal border, spotted beyond the middle with ferruginous ; two transverse brown line;? 
across tbe basal area : body red-brown, prothorax greyish. Under surface with the ground- 
colour paler and the markings darker than above. Expanse of wings 1 inch 1 line. 
Yokohama [Jonas). 
