Niceforo Maria’s Oldfield Mouse vs Reticulate round ray

Thomasomys nicefori compared with Urotrygon reticulata

Key Differences

• Niceforo Maria’s Oldfield Mouse is Least Concern while Reticulate round ray is Critically Endangered.

Taxonomic Classification

Rank	Niceforo Maria’s Oldfield Mouse	Reticulate round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Cricetidae	Urotrygonidae
Genus	Thomasomys	Urotrygon
Species	Thomasomys nicefori	Urotrygon reticulata

Evolutionary Relationship

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

Conservation Status

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Reticulate round ray

CR — Critically Endangered

Physical Characteristics

Attribute	Niceforo Maria’s Oldfield Mouse	Reticulate 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.

Reticulate round ray