Niceforo Maria’s Oldfield Mouse vs Round Ray

Thomasomys nicefori compared with Rajella fyllae

Key Differences

• Niceforo Maria’s Oldfield Mouse is Least Concern while Round Ray is Not Evaluated.

Taxonomic Classification

Rank	Niceforo Maria’s Oldfield Mouse	Round Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Cricetidae	Rajidae
Genus	Thomasomys	Rajella
Species	Thomasomys nicefori	Rajella fyllae

Evolutionary Relationship

Niceforo Maria’s Oldfield Mouse and Round Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Round Ray

NE — Not Evaluated

Physical Characteristics

Attribute	Niceforo Maria’s Oldfield Mouse	Round Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Round Ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.