The Apple Blotch Leafminer or Spotted Tentiform Leafminer (Phyllonorycter crataegella) 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 Canada

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

 (Nova Scotia, Québec, Ontario and New Brunswick) the United States

United States

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

 (Kentucky, Massachusetts, Michigan, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Virginia, West Virginia, Wisconsin, California, Maine, Vermont, Oregon, Arkansas, Connecticut and Illinois).

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 5.5–6 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 Amelanchier species (including Amelanchier canadensis

Amelanchier canadensis

Amelanchier canadensis is a species of Amelanchier native to eastern North America in Canada from Newfoundland west to southern Ontario, and in the United...

), Aronia species, Crataegus

Crataegus

Crataegus , commonly called hawthorn or thornapple, is a large genus of shrubs and trees in the rose family, Rosaceae, native to temperate regions of the Northern Hemisphere in Europe, Asia and North America. The name hawthorn was originally applied to the species native to northern Europe,...

species (including Crataegus mollis

Crataegus mollis

Crataegus mollis, known as Downy Hawthorn or Red Hawthorn, occurs in eastern North America from southeastern North Dakota east to Nova Scotia and southwest to eastern Texas. This tree inhabits wooded bottomlands, the prairie border, and the midwest savanna understorey.This tree grows to 10–13 m...

), Cydonia

Cydonia

Cydonia may refer to:* Cydonia , the goddess of heroic endeavour in Greek mythology* 1106 Cydonia, a main belt asteroid* Cydonia, Crete* Cydonia , a 2001 album by The Orb...

species (including Cydonia japonica and Cydonia oblonga), Malus

Malus

Malus , the apples, are a genus of about 30–35 species of small deciduous trees or shrubs in the family Rosaceae. Other studies go as far as 55 species including the domesticated Orchard Apple, or Table apple as it was formerly called...

species (including Malus coronaria

Malus coronaria

Malus coronaria, also known by the names sweet crabapple or garland crab, is a North American species of Malus . It often is a bushy shrub with rigid, contorted branches, but frequently becomes a small tree with a broad open head. It prefers rich moist soil and is most abundant east of the...

, Malus domestica, Malus malus, Malus pumila, Malus sieboldii

Malus sieboldii

Malus sieboldii, commonly called Toringo crabapple or Siebold's crabapple, is a species in the family Rosaceae. It is sometimes considered to have three varieties: M. sieboldii var. sieboldii , M. sieboldii var. sargentii, which is sometimes considered to be a separate species M. sargentii, and M....

and Malus sylvestris

Malus sylvestris

Malus sylvestris, the European wild apple, is a species of Malus , native to Europe from as far south as Spain, Italy and Greece to as far north as Scandinavia and Russia. Its scientific name means "forest apple", and the truly wild tree has thorns.In the past, M. sylvestris was thought to be an...

), Photinia

Photinia

Photinia is a genus of about 40-60 species of small trees and large shrubs in the Rosaceae family. As interpreted here, they are restricted to warm temperate Asia, from the Himalaya east to Japan and south to India and Thailand, but some botanists also include the closely related North American...

species, Prunus

Prunus

Prunus is a genus of trees and shrubs, which includes the plums, cherries, peaches, apricots and almonds. There are around 430 species spread throughout the northern temperate regions of the globe. Many members of the genus are widely cultivated for fruit and ornament.-Botany:Members of the genus...

species (including Prunus americana

Prunus americana

Prunus americana, commonly called the American Plum, Wild Plum, or Marshall's Large Yellow Sweet Plum, is a species of Prunus native to North America from Saskatchewan to New Mexico east to New Hampshire and Florida. It has often been planted outside its core range and sometimes escapes cultivation...

, Prunus avium

Prunus avium

Prunus avium, commonly called wild cherry, sweet cherry, bird cherry, or gean, is a species of cherry, native to Europe, west Turkey, northwest Africa, and western Asia, from the British Isles south to Morocco and Tunisia, north to the Trondheimsfjord region in Norway and east to the Caucasus, and...

, Prunus domestica

Prunus domestica

Prunus domestica is a Prunus species with many varieties. These are often called "plums" in common English, though not all plums belong to this species. Its hybrid parentage is believed to be Prunus spinosa and Prunus cerasifera var. divaricata...

, Prunus pennsylvanica, Prunus persica, Prunus serotina and Prunus virginiana), Pyrus species (including Pyrus communis and Pyrus coronaria) and Sorbus

Sorbus

Sorbus is a genus of about 100–200 species of trees and shrubs in the subfamily Maloideae of the Rose family Rosaceae. Species of Sorbus are commonly known as whitebeam, rowan, service tree, and mountain ash...

species (including Sorbus americana

Sorbus americana

The tree species Sorbus americana is commonly known as the American Mountain-ash. It is a relatively small deciduous perennial tree, native to eastern northern North America....

and Sorbus aucuparia

Sorbus aucuparia

Sorbus aucuparia , is a species of the genus Sorbus, native to most of Europe except for the far south, and northern Asia...

). 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.