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Show 1880.] LEPIDOPTERA FROM FORMOSA. 681 HYPENID^E. 99. HYPENA SUBCYANEA, sp. n. Greyish brown • primaries above brilliantly shot with pale lilacine blue which towards the base becomes pale silvery blue, crossed near the base by two or three blackish dots ; an oblique black line beyond the middle, slightly crinkled towards the costa, where it crosses an oblique apical white dash ; a discal series of black dots or abbreviated dashes; fringe dark brown : secondaries with a slender whitish marginal line, the margin itself black, fringe whitish : thorax shot with lilac. Under surface altogether paler; the secon-condaries whitish, with brownish costal border : body below sordid white. Expanse of wings 1 inch. One specimen. 100. HYPENA SUBVIOLACEA, sp. n. Greyish brown : primaries above shot with lilac, crossed near the base by several blackish dots; a blackish spot at the end of the cell; an externally white-edged crenulated black discal line, much less oblique than in the preceding species and subangulated ; a discal series of black dots ; a marginal series of white-edged semicircular black dots; fringe broad, clay-brown, traversed by two parallel black lines: secondaries with a slender blackish marginal line; fringe grey, traversed by a darker line : thorax above shot with lilacine. Wings below as in the preceding species. Expanse of wings i inch. Three more or less worn specimens. HERMINIIDcE. 101. H Y D R I L L O D E S INDISTINCTA, sp. n. Primaries above fuliginous brown, crossed by two widely separated, very indistinct, angulated, subparallel, slender black lines, between which is a well-marked black discoidal stigma ; an indistinct abbreviated zigzag subapical black line : secondaries sordid white, with greyish diffused outer border: thorax fuliginous brown; abdomen greyish brown. Primaries below sericeous, pale grey, with pale-brown costal and external borders; secondaries whitish, with whity-brown costal and external borders, a discocellular dot and sub-marginals tripe greyish brown : body below whity-brown ; legs grey. Expanse of wings 11 lines. One specimen. 102. AMBLYGOES EVULSALIS. Apphadana evulsalis, Walker, Cat. Lep. Het. Suppl. iv. p. 1213 (1865). One specimen. PYRALIDcE. 103. PYRALIS TENUIS, sp. n. Whity-brown, sericeous. Primaries with the costal margin plurn- PROC. ZOOL. Soc-1880, No. XLV. 45 |