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Common Butterflies of Sri Lanka

Common Butterflies of Sri Lanka

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M<br />

<strong>Sri</strong> <strong>Lanka</strong>n Lesser Albatross Appias galene<br />

White Orange Tip Ixias marianne<br />

LC E S<br />

LC<br />

Pieridae<br />

Female<br />

Male<br />

The outer margin <strong>of</strong> its forewing is concave and the tornus <strong>of</strong> its hind wing is not<br />

pointed, differentiating it from the <strong>Common</strong> Albatross. Male: white on the upper<br />

side with a small variable amount <strong>of</strong> black scales towards margins <strong>of</strong> the forewing,<br />

which can be absent in dry season forms. The whole <strong>of</strong> its hind wing and forewing<br />

apex are creamy on the underside, becoming brighter in its wet season form. Female:<br />

a broad black band is apparent on the margin <strong>of</strong> the upper side <strong>of</strong> the forewing,<br />

which consists <strong>of</strong> up to three white spots. The outer margin <strong>of</strong> the hind wing has a<br />

continuous black band. The underside <strong>of</strong> the forewing has a broad black band around<br />

the upper portion <strong>of</strong> the cell. The other parts are white in colour. There is a rare form<br />

which has yellow undersides with a distal band <strong>of</strong> dark scales on the hind wing.<br />

Many individuals take part in migration and both sexes can be seen gregariously<br />

puddling in mud patches during this flight. Sometimes these migrations can last for<br />

weeks. They prefer mid height levels for nectar feeding, but climb up for laying eggs.<br />

It is abundant in the dry zone, but can also be seen in the wet zone and in the hills in<br />

some numbers, especially during migration.<br />

Its upper side is white with a large orange patch on the apex <strong>of</strong> the forewing. This<br />

patch is interrupted by small black markings in females. The outer margins <strong>of</strong> both<br />

wings are edged in black. Its yellow coloured under side is faintly mottled in dark<br />

scales, and has a light orange area on the forewing. Sometimes, the white patches on<br />

the distal band are reduced greatly, leaving only the dark outlines. Variations in colour<br />

and pattern among individuals are common.<br />

The White Orange Tip becomes active soon after the morning sun shines, and keeps<br />

flying even at mid day. It occasionally spreads out its wings for basking, in the early<br />

morning hours. It is fond <strong>of</strong> flying in sparse scrublands scattered with herbaceous<br />

plants. It is especially attracted to Leucas zeylanica (.eg ;=U) flowers. The females lay<br />

eggs on the dead branches <strong>of</strong> their larval food plants.<br />

It is restricted to the dry lowlands and is common in scrubland areas, being much<br />

more abundant in northern parts <strong>of</strong> the island.<br />

LFPs: Capparis grandis, Capparis sepiaria<br />

Male<br />

Pieridae<br />

LFPs: Drypetes sepiaria (ùr), Drypetes gardneri (weg ùr$.,a ùr)<br />

50 <strong>Common</strong> <strong>Butterflies</strong> <strong>of</strong> <strong>Sri</strong> <strong>Lanka</strong><br />

<strong>Common</strong> <strong>Butterflies</strong> <strong>of</strong> <strong>Sri</strong> <strong>Lanka</strong> 51

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