Common Metad vs Plated Rock Tripe

Millardia meltada compared with Umbilicaria muehlenbergii

Key Differences

• Common Metad is Least Concern while Plated Rock Tripe is Not Evaluated.

Taxonomic Classification

Rank	Common Metad	Plated Rock Tripe
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Rodents)	Umbilicariales (Umbilicariales)
Family	Muridae (Mice & Rats)	Umbilicariaceae
Genus	Millardia	Umbilicaria
Species	Millardia meltada	Umbilicaria muehlenbergii

Conservation Status

Common Metad

LC — Least Concern

Plated Rock Tripe

NE — Not Evaluated

Physical Characteristics

Attribute	Common Metad	Plated Rock Tripe
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Metad

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Plated Rock Tripe

Habitat

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

Range

Distributed across Norway 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.