Acrocercops delicata is a moth

Moth

A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...

 of the Gracillariidae

Gracillariidae

Gracillariidae is an important family of insects in the order Lepidoptera and the principal family of leaf miners that includes several economic, horticultural or recently invasive pest species such as the horse-chestnut leaf miner, Cameraria ohridella....

 family. It is known from Indonesia

Indonesia

Indonesia , officially the Republic of Indonesia , is a country in Southeast Asia and Oceania. Indonesia is an archipelago comprising approximately 13,000 islands. It has 33 provinces with over 238 million people, and is the world's fourth most populous country. Indonesia is a republic, with an...

 (Java).

The larva

Larva

A larva is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle...

e feed on Nephelium lappaceum. They mine

Leaf miner

Leaf miner is a term used to describe the larvae of many different species of insect which live in and eat the leaf tissue of plants. The vast majority of leaf-mining insects are moths , sawflies and flies , though some beetles and wasps also exhibit this behavior.Like Woodboring beetles, leaf...

the leaves of their host plant.

Original Description

Wingspan 7 mm. Head and thorax white. Palpi white, with fuscous marks at apex of second joint, and middle of terminal joint. Abdomen white, apex dark fuscous except extreme tip. Forewings narrow, moderately pointed; whitish-ochreous finely speckled with fuscous; six nearly direct white fasciae edged with minute dark fuscous specks, first narrow, almost basal, second narrow, third moderate, beyond middle, last three towards apex, slender, irregular, partly confluent or connected: cilia whitish, suffused with grey round apex. Hindwings and cilia white. Java , bred from Nephelium lappaceum (Sapindaceae); three specimens