PTEALIS. — BOSTEA. 
159 
Pyralis postflava. (Plate CLXXI. fig. 22.) 
Expanse | inch. 
Female. Head, tliorax, and first five segments of the abdomen reddish purple, the 
terminal segments bright yellow ; wings reddish purple, with indistinct ante- and postmedial 
lines, the latter being waved on the hind wing ; both wings with the outer mai'gin and cilia 
bright orange-yellow. Fore wing with an indistinct dark speck at end of cell, and a scries of 
yellow specks on the costa from the base to the postmedial line. Underside paler ; the 
thorax, abdomen, legs, and base of wings suffused with yellow. 
Pyralis minimalis. (Plate CLXXI. fig. 18.) 
Expanse (^j inch. 
Male. Head and collar ochrcous ; thorax and abdomen chocolate-brown ; anal tuft 
ochreoiis. Fore wing with the base chocolate, bounded by a pale waved line ; a broad, medial, 
ochreous band occupying lialf the wing, with a dark speck at the end of the cell, and bounded 
by a pale waved line, beyond which the colour is ochreous suffused with brown, most deeply 
towards the outer angle. Hind wing blackish, with traces of antemedial, postmedial, and 
submarginal pale lines converging towards the anal angle. Cilia of both wings fuscous. 
Pyralis duplicilinea. (Plate CLXXI. fig. 21.) 
Expanse -^^j inch. 
Female. Head, thorax, and abdomen pale ochreous brown, the last with the fifth and 
sixth segments rather darker ; wings pale ochreous brown, the base suffused with fuscous ; an 
indistinct dark double subbasal line ; a similar, more distinct, oblique, postmedial line with 
some fuscous suffusion beyond it, especially at apex of fore wing and anal angle of hind wing ; 
fore win g with a dark speck at end of cell. 
Pyralis ustalis. (Plate CLXXII. fig. 26.) 
Expanse inch. 
Female. Head ochreous brown; thorax and abdomen reddish ochreous. Fore wing 
purplish red, the basal third suffused with fuscous, and terminating in an antemedial pale 
line ; a series of ochreous strigte along the basal half of the costa ; a curved submarginal 
pale line from the costa just before the apex to near outer angle ; a series of marginal dark 
specks. Hind wing purplish red suffused with fuscous ; a broad whitish band irrorated with 
red scales just before the middle ; a series of marginal dark specks. 
Bostra iUiisella, Wlk. (Plate CLXXII. fig. 19.) 
Bostra illusella, Wll: Cat. xxvii. p. 123. 
Expanse -^.j inch. 
Pale red-brown. Fore wing with ante- and postmedial lines, the former slightly angled 
below the costa, the latter excurved at middle. Plind wing with faint traces of a postmedial 
line. 
