Coastal Flat-body vs Common dandelion

Agonopterix yeatiana compared with Taraxacum vulgare

Key Differences

• Coastal Flat-body is Near Threatened while Common dandelion is Least Concern.

Taxonomic Classification

Rank	Coastal Flat-body	Common dandelion
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Lepidoptera (Butterflies & Moths)	Asterales (Daisies & Sunflowers)
Family	Depressariidae	Asteraceae (Daisy Family)
Genus	Agonopterix	Taraxacum
Species	Agonopterix yeatiana	Taraxacum vulgare

Conservation Status

Coastal Flat-body

NT — Near Threatened

Common dandelion

LC — Least Concern

Physical Characteristics

Attribute	Coastal Flat-body	Common dandelion
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Coastal Flat-body

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Common dandelion

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found in United States.

Coastal Flat-body

Agonopterix yeatiana, the coastal flat-body, is a small moth in the family Depressariidae native to coastal and calcareous grassland habitats across western and northern Europe, with records from Belgium, Denmark, and Sweden. Moths in the family Depressariidae, commonly called flat-body moths due to the depressed posture they adopt when resting with wings held flat against the surface, are associated predominantly with umbellifer plants of the family Apiaceae as larval hosts. Agonopterix yeatiana larvae feed on wild carrot (Daucus carota), wild parsnip (Pastinaca sativa), and related coastal and grassland Apiaceae species, inhabiting the open, often calcareous or sandy habitats where these plants grow. Adult moths have greyish-brown forewing with a distinctive pattern of spots and dashes and reach approximately 8–12 millimeters in wingspan. The species is classified as Near Threatened by the IUCN, reflecting declines associated with the loss of traditional hay meadow management, coastal grassland degradation, and scrub encroachment that eliminates the open, flower-rich grassland habitats supporting its host plants. Agricultural intensification has reduced wild umbellifer populations significantly across lowland Europe, reducing food resources for larvae of specialist moths like A. yeatiana.

Common dandelion

<em>Taraxacum vulgare</em>, known as the common dandelion, is a perennial herbaceous plant in the family Asteraceae. This species is found in the United States, where it occupies a broad range of terrestrial habitats including lawns, meadows, roadsides, and disturbed urban and agricultural landscapes. <em>Taraxacum vulgare</em> is characterized by a basal rosette of irregularly lobed leaves, hollow flowering scapes, and bright yellow composite flower heads that develop into characteristic spherical seed clocks dispersed by wind. The species typically blooms from early spring through autumn and is capable of apomictic reproduction, allowing it to spread prolifically without cross-fertilization. It generally favors moist, nutrient-rich soils but tolerates a wide range of conditions. This dandelion is assessed as Least Concern and is considered a beneficial resource for early-season pollinators, including bees and butterflies. Its leaves and roots are also used in culinary and traditional medicinal preparations. Biological traits specific to <em>Taraxacum vulgare</em> as distinct from related aggregate dandelion taxa remain somewhat incompletely documented in the scientific literature.