The Leopard Lacewing (Cethosia cyane) is a species of heliconiine butterfly found from India to southern China (southern Yunnan), and Indochina. Its range has expanded in the last few decades, and its arrival in the southern part of the Malay Peninsula, including Singapore, is relatively recent.

Description

See also Glossary of Lepidopteran terms

male
Upperside tawny, in fresh specimens a rich reddish tawny. Fore wing: anterior and apical two-thirds black, the margin of this colour waved and irregular, following a line dividing the cell longitudinally and circling round to near the posterior angle; a short, broad, oblique, white-bar beyond apex of cell, the veins crossing it and a spot in interspaces 3 and 4 black; a transverse indistinct row of small spots and a terminal series of <-shaped a="" abdomen="" above="" alternate="" alternately="" and="" antennae="" apex="" arranged="" as="" band="" bands="" base="" below="" beneath="" beyond="" black="" blue="" both="" broadly="" broken="" brown="" by="" cell="" cilia="" crossed="" disc="" dusky="" each="" followed="" fore="" four="" from="" head="" hind="" in="" incomplete="" interspace="" inwardly.="" it="" just="" lanceolate="" last="" lines="" lunule="" lunules="" margin="" margins="" marked="" marks="" middle="" narrow="" oblique="" ochraceous="" of="" on="" or="" outer="" p="" pale="" paling="" red="" row="" series="" several="" short="" spots="" spotted="" streak="" subterminal="" tawny="" termen="" terminal="" the="" then="" thorax="" three="" transverse="" triangle.="" two="" underside="" upperside="" variegated="" white.="" white="" wing.="" wing:="" wings="" with="">

female
Similar to the male in markings, but the tawny groundcolour replaced by pale greenish white, somewhat brownish on the upperside of fore wing, the extent of black on this wing larger. Underside with all the markings paler than in the male the red at the base of the wings replaced by brownish yellow on the fore, white on the hind wing. Antennae, head and thorax dusky brown; abdomen dusky above, white beneath.

Larva

"Cylindrical, purplish-black segments with alternate yellow and crimson bands. Head armed with two long spines, segments with dorsal and lateral rows of fine spines. Feeds on Passiflora, July. (Described from drawing by Major C. H. E. Adamson.)." (Frederic Moore)


source - Wikipedia