Niceforo Maria’s Oldfield Mouse vs undulate ray

Thomasomys nicefori compared with Raja undulata

Key Differences

• Niceforo Maria’s Oldfield Mouse is Least Concern while undulate ray is Endangered.

Taxonomic Classification

Rank	Niceforo Maria’s Oldfield Mouse	undulate 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	Raja
Species	Thomasomys nicefori	Raja undulata

Evolutionary Relationship

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

Conservation Status

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Niceforo Maria’s Oldfield Mouse	undulate 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.

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Belgium. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.