Phyllonorycter fragilella 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 Québec

Quebec

Quebec or is a province in east-central Canada. It is the only Canadian province with a predominantly French-speaking population and the only one whose sole official language is French at the provincial level....

 and the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 (Texas, Maine, Michigan, New York, Massachusetts, Illinois and Wyoming).

The wingspan

Wingspan

The wingspan of an airplane or a bird, is the distance from one wingtip to the other wingtip. For example, the Boeing 777 has a wingspan of about ; and a Wandering Albatross caught in 1965 had a wingspan of , the official record for a living bird.The term wingspan, more technically extent, is...

 is 8.5-9 mm.

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 Lonicera species (including Lonicera sempervirens

Lonicera sempervirens

Lonicera sempervirens is a species of honeysuckle native to the eastern United States.It is an evergreen twining shrubby vine growing to several meters high through shrubs and young trees...

and Lonicera × bella Zabel 'albida'), Symphoricarpos

Symphoricarpos

Symphoricarpos, with common names in English of Snowberry, Waxberry or Ghostberry, is a small genus of about 15 species of deciduous shrubs in the honeysuckle family, Caprifoliaceae. All species are natives of North and Central America, except one native to western China...

species (including Symphoricarpos orbiculatus

Symphoricarpos orbiculatus

Symphoricarpos orbiculatus, commonly called coralberry, buckbrush or Indian currant is a woody species of flowering plant in the honeysuckle family.-Description:...

and Symphoricarpos vulgaris) and Chiococca alba

Chiococca alba

Chiococca alba is a species of flowering plant in the coffee family, Rubiaceae, that is native to Florida and the Lower Rio Grande Valley of Texas in the United States, Bermuda, Mexico, Central America, the Caribbean, and tropical South America. Common names include David's Milkberry, West Indian...

. 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. The mine has the form of a tentiform mine on the underside of the leaf.