blunt tellin vs Brittle Bladderfern

Arcopagia crassa compared with Cystopteris tenuis

Key Differences

• blunt tellin is Vulnerable while Brittle Bladderfern is Not Evaluated.

Taxonomic Classification

Rank	blunt tellin	Brittle Bladderfern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Tracheophyta
Class	Bivalvia (Bivalvia)	Polypodiopsida (Polypodiopsida)
Order	Cardiida (Cardiida)	Polypodiales (Polypodiales)
Family	Tellinidae	Cystopteridaceae
Genus	Arcopagia	Cystopteris
Species	Arcopagia crassa	Cystopteris tenuis

Conservation Status

blunt tellin

VU — Vulnerable

Brittle Bladderfern

NE — Not Evaluated

Physical Characteristics

Attribute	blunt tellin	Brittle Bladderfern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

blunt tellin

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Brittle Bladderfern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Canada and United States.

blunt tellin

The Blunt tellin (Arcopagia crassa) is a species in the genus Arcopagia. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Brittle Bladderfern

The Brittle Bladderfern (Cystopteris tenuis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.