Cassidy's Flash Rapala cassidyiis a Lycaenid

Lycaenidae

The Lycaenidae are the second-largest family of butterflies, with about 6000 species worldwide, whose members are also called gossamer-winged butterflies...

 butterfly

Butterfly

A butterfly is a mainly day-flying insect of the order Lepidoptera, which includes the butterflies and moths. Like other holometabolous insects, the butterfly's life cycle consists of four parts: egg, larva, pupa and adult. Most species are diurnal. Butterflies have large, often brightly coloured...

 found in Sulawesi

Sulawesi

Sulawesi is one of the four larger Sunda Islands of Indonesia and is situated between Borneo and the Maluku Islands. In Indonesia, only Sumatra, Borneo, and Papua are larger in territory, and only Java and Sumatra have larger Indonesian populations.- Etymology :The Portuguese were the first to...

. It was discovered in 1985 during the Project Wallace expedition of the Royal Entomological Society. The female remains undescribed..

Description

The upperside of the male is unusual in that it has only a small amount of pale orange on the discal area of the forewing below the cell; a pattern more reminiscent of females of the genus. The underside ground colour is light slate-brown with a glossy sheen. The usual post-discal striae or the genus are present in an ochreous colour and there is a diffuse ochreous marginal band on both wings.