Common Metad vs white chalice-bubble

Millardia meltada compared with Cylichna alba

Key Differences

• Common Metad is Least Concern while white chalice-bubble is Not Evaluated.

Taxonomic Classification

Rank	Common Metad	white chalice-bubble
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Cephalaspidea (Cephalaspidea)
Family	Muridae (Mice & Rats)	Cylichnidae
Genus	Millardia	Cylichna
Species	Millardia meltada	Cylichna alba

Evolutionary Relationship

Common Metad and white chalice-bubble share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Metad

LC — Least Concern

white chalice-bubble

NE — Not Evaluated

Physical Characteristics

Attribute	Common Metad	white chalice-bubble
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Metad

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

white chalice-bubble

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Norway, Sweden, and United States.

Common Metad

The Common Metad (<em>Millardia meltada</em>) is a rodent belonging to the genus <em>Millardia</em> within the family Muridae. As a member of the Old World rats and mice, this species is typically found in diverse terrestrial and aquatic ecosystems across its range. The Common Metad is classified as Least Concern on the IUCN Red List, indicating that its populations are currently stable and not facing immediate extinction risk. Detailed biological traits such as body length, weight, and lifespan have not been widely documented for this species in available records. Its taxonomy places it within the order Rodentia, which encompasses a broad array of gnawing mammals adapted to a wide variety of ecological niches. While specific dietary habits are not well characterized in the available data, members of the genus <em>Millardia</em> are generally understood to be omnivorous, feeding on plant material and invertebrates typical of their habitat. Ongoing monitoring is important for ensuring this species maintains its current conservation standing.