NEW SPECIES OF QUEEXSLANJ) LEPIDOPTERA. By THOS. P. LUCAS, M.R.C.S., England, L.S.A., LoND., L.R.C.P., Edin. (Head before the [ioijdl Sncietij of Queensland, 16th Dec, 1899.) GROUP PAPILIONINA— FAMILY LYC(ENID/E. LYCAENA ELABORATA. NOY. SP. ^^ 25 — 28 ]){ v{. Head fuscous with white orbicular rings round eye. Antennae black and white annulated, club black with red tip. Thorax and abdomen fuscous, the former densely clothed with bright lavender-blue scales. Forewings broadly dilate, costa rounded, hindmargin gently rounded. In ^ bright lavender-blue, with veins black, shewing conspicuously beneath the blue ; in ^ bright Adonis blue in cell and along inner margin, with a deep patch of black border along costa to |-, then obliquely to vein 4, and at a sharp angle to form a broad hindmarginal band ; the central piece of the wing which it encloses is moon-light white. Cilia in both sexes, white with fuscous dots opposite the veins. Hindwings in ^ as forewings ; in ^ white, with central third diffused with bright Adonis blue ; this is bounded on hindmargin with a diffused fuscous black band enclosing a row of six white rings with a smoky-black centre ; wings in both sexes finely tailed, tails fuscous tipped with white. Cilia white irrorated with fuscous, more so in $. Under surface of wings, in 2 light fuscous with bands of chocolate colour and diffusions of reddish fuscous ; the basal third of both wings is chocolate with an undulating waved white line through centre transversely dividing it into two bands, and a like white line on posterior border ; a patch of like colour, bordered by