beaded chestnut vs Chalky Macoma

Agrochola lychnidis compared with Macoma calcarea

Key Differences

• beaded chestnut is Near Threatened while Chalky Macoma is Least Concern.

Taxonomic Classification

Rank	beaded chestnut	Chalky Macoma
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Lepidoptera (Butterflies & Moths)	Cardiida (Cardiida)
Family	Noctuidae	Tellinidae
Genus	Agrochola	Macoma
Species	Agrochola lychnidis	Macoma calcarea

Evolutionary Relationship

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

Conservation Status

beaded chestnut

NT — Near Threatened

Chalky Macoma

LC — Least Concern

Physical Characteristics

Attribute	beaded chestnut	Chalky Macoma
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

beaded chestnut

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

beaded chestnut

The Beaded chestnut (Agrochola lychnidis) is a species in the genus Agrochola. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden