American Elm vs small tortoiseshell

Ulmus americana compared with Aglais urticae

Key Differences

• American Elm is Endangered while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	American Elm	small tortoiseshell
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Rosales (Roses & Allies)	Lepidoptera (Butterflies & Moths)
Family	Ulmaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Ulmus	Aglais
Species	Ulmus americana	Aglais urticae

Conservation Status

American Elm

EN — Endangered

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	American Elm	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American Elm

Habitat

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

Range

Distributed across Canada, Taiwan, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

American Elm

The American Elm (Ulmus americana) is a species in the genus Ulmus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.