Large-Neck Clam vs Popayán Thomasomys

Mya arenaria compared with Thomasomys popayanus

Key Differences

• Large-Neck Clam is Vulnerable while Popayán Thomasomys is Data Deficient.

Taxonomic Classification

Rank	Large-Neck Clam	Popayán Thomasomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Myida (Myida)	Rodentia (Rodents)
Family	Myidae	Cricetidae
Genus	Mya	Thomasomys
Species	Mya arenaria	Thomasomys popayanus

Evolutionary Relationship

Large-Neck Clam and Popayán Thomasomys share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Large-Neck Clam

VU — Vulnerable

Popayán Thomasomys

DD — Data Deficient

Physical Characteristics

Attribute	Large-Neck Clam	Popayán Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Large-Neck Clam

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 5 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Georgia, Turkey), Europe (22 countries), and North America (Canada, United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Popayán Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Large-Neck Clam

Large-Neck Clam (Mya arenaria) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.