Dusky melanomys vs Krefft's ray

Melanomys caliginosus compared with Malacoraja kreffti

Taxonomic Classification

Rank	Dusky melanomys	Krefft's 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	Malacoraja
Species	Melanomys caliginosus	Malacoraja kreffti

Evolutionary Relationship

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

Conservation Status

Dusky melanomys

LC — Least Concern

Krefft's ray

LC — Least Concern

Physical Characteristics

Attribute	Dusky melanomys	Krefft's 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.

Krefft's ray