Dusky melanomys vs undulate ray

Melanomys caliginosus compared with Raja undulata

Key Differences

• Dusky melanomys is Least Concern while undulate ray is Endangered.

Taxonomic Classification

Rank	Dusky melanomys	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	Melanomys	Raja
Species	Melanomys caliginosus	Raja undulata

Evolutionary Relationship

Dusky melanomys and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dusky melanomys

LC — Least Concern

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Dusky melanomys	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky melanomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.