Chalky Macoma vs Harmless Serotine

Macoma calcarea compared with Eptesicus innoxius

Key Differences

• Chalky Macoma is Least Concern while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	Chalky Macoma	Harmless Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Cardiida (Cardiida)	Chiroptera (Bats)
Family	Tellinidae	Vespertilionidae
Genus	Macoma	Eptesicus
Species	Macoma calcarea	Eptesicus innoxius

Evolutionary Relationship

Chalky Macoma and Harmless Serotine share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Chalky Macoma

LC — Least Concern

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	Chalky Macoma	Harmless Serotine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chalky Macoma

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Chalky Macoma

The Chalky Macoma (Macoma calcarea) is a species in the genus Macoma. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.