slender facelina vs small tortoiseshell

Facelina auriculata compared with Aglais urticae

Key Differences

• slender facelina is Vulnerable while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	slender facelina	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Gastropoda (Gastropoda)	Insecta (Insects)
Order	Nudibranchia (Nudibranchia)	Lepidoptera (Butterflies & Moths)
Family	Facelinidae	Nymphalidae (Brush-footed Butterflies)
Genus	Facelina	Aglais
Species	Facelina auriculata	Aglais urticae

Evolutionary Relationship

slender facelina and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

slender facelina

VU — Vulnerable

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	slender facelina	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

slender facelina

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Vulnerable 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.

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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden