blunt tellin vs Prototype quillwort

Arcopagia crassa compared with Isoetes prototypus

Key Differences

• blunt tellin is Vulnerable while Prototype quillwort is Near Threatened.

Taxonomic Classification

Rank	blunt tellin	Prototype quillwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Tracheophyta
Class	Bivalvia (Bivalvia)	Lycopodiopsida (Lycopodiopsida)
Order	Cardiida (Cardiida)	Isoetales (Isoetales)
Family	Tellinidae	Isoetaceae
Genus	Arcopagia	Isoetes
Species	Arcopagia crassa	Isoetes prototypus

Conservation Status

blunt tellin

VU — Vulnerable

Prototype quillwort

NT — Near Threatened

Physical Characteristics

Attribute	blunt tellin	Prototype quillwort
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.

Prototype quillwort

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in Canada. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.