blunt tellin vs Scallop Shell

Arcopagia crassa compared with Rheumaptera undulata

Key Differences

• blunt tellin is Vulnerable while Scallop Shell is Least Concern.

Taxonomic Classification

Rank	blunt tellin	Scallop Shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Cardiida (Cardiida)	Lepidoptera (Butterflies & Moths)
Family	Tellinidae	Geometridae
Genus	Arcopagia	Rheumaptera
Species	Arcopagia crassa	Rheumaptera undulata

Evolutionary Relationship

blunt tellin and Scallop Shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

blunt tellin

VU — Vulnerable

Scallop Shell

LC — Least Concern

Physical Characteristics

Attribute	blunt tellin	Scallop Shell
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.

Scallop Shell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Canada, Denmark, Norway, 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.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway