''Eucosmophora ingae'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of ...

of the family

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, ''Camerar ...

. It is known from Costa Rica. The length of the forewings is 3.1-3.6 mm for males and 3.1-3.4 mm for females.Biology and systematics of the neotropical leafminer genus Eucosmophora (Lepidoptera: Gracillariidae)
/ref> The

larva A larva (; plural larvae ) 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. Th ...

e feed on ''

Inga oerstediana ''Inga oerstediana'' is a species of tree in the family Fabaceae. It was described by English botanist George Bentham. It can be found in Mexico, Belize, El Salvador, Honduras, Nicaragua, Costa Rica, Panama, Colombia, Venezuela, Ecuador, Peru ...

'' and '' Pithecollobium catenatum''. They

mine Mine, mines, miners or mining may refer to: Extraction or digging * Miner, a person engaged in mining or digging *Mining, extraction of mineral resources from the ground through a mine Grammar *Mine, a first-person English possessive pronoun ...

the leaves of their host plant. On ''Inga oerstediana'', the early mine is serpentine, glassy, and winds about the lamina. Later, it is abruptly enlarged into an irregular blotch. The upper surface of the mine is nearly translucent, the larvae being visible within the mine through their development. Frequently two to five or more mines may anastamose into a single large blotch. The larva exits through a hemispherical slit in the upper leaf surface. The cocoon is orange-brown.

Etymology

The species name is derived from the generic name, ''

Inga ''Inga'' is a genus of small tropical, tough-leaved, nitrogen-fixing treesElkan, Daniel. "Slash-and-burn farming has become a major threat to the world's rainforest" ''The Guardian'' 21 April 2004 and shrubs, subfamily Mimosoideae. ''Inga''s ...

'', of the larval host plant.

References

Acrocercopinae Moths described in 2005 {{Acrocercopinae-stub