Bordered Screw-moss vs small tortoiseshell

Tortula marginata compared with Aglais urticae

Key Differences

• Bordered Screw-moss is Endangered while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Bordered Screw-moss	small tortoiseshell
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Bryophyta	Arthropoda (Arthropods)
Class	Bryopsida (Bryopsida)	Insecta (Insects)
Order	Pottiales (Pottiales)	Lepidoptera (Butterflies & Moths)
Family	Pottiaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Tortula	Aglais
Species	Tortula marginata	Aglais urticae

Conservation Status

Bordered Screw-moss

EN — Endangered

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Bordered Screw-moss	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bordered Screw-moss

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Range

Distributed across Belgium, Luxembourg, New Zealand, Norway, and Portugal. 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.

Bordered Screw-moss

The Bordered Screw-moss (Tortula marginata) is a species in the genus Tortula. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

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 4 countries:

🇧🇪 Belgium 🇱🇺 Luxembourg 🇳🇴 Norway 🇵🇹 Portugal