Dwarf round ray vs Fernandina Nesoryzomys

Urotrygon nana compared with Nesoryzomys fernandinae

Key Differences

• Dwarf round ray is Near Threatened while Fernandina Nesoryzomys is Vulnerable.

Taxonomic Classification

Rank	Dwarf round ray	Fernandina Nesoryzomys
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Elasmobranchii	Mammalia (Säugetiere)
Order	Myliobatiformes (Stechrochenartige)	Rodentia (Nagetiere)
Family	Urotrygonidae	Cricetidae
Genus	Urotrygon	Nesoryzomys
Species	Urotrygon nana	Nesoryzomys fernandinae

Evolutionary Relationship

Dwarf round ray and Fernandina Nesoryzomys share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Dwarf round ray

NT — Near Threatened

Fernandina Nesoryzomys

VU — Vulnerable

Physical Characteristics

Attribute	Dwarf round ray	Fernandina Nesoryzomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Fernandina Nesoryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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