Hudson s Thomaomys vs Arraia

Thomasomys hudsoni compared with Hypanus americanus

Key Differences

• Hudson s Thomaomys is Vulnerable while Arraia is Near Threatened.

Taxonomic Classification

Rank	Hudson s Thomaomys	Arraia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Rodentia (Roedores)	Myliobatiformes (Myliobatiformes)
Family	Cricetidae	Dasyatidae
Genus	Thomasomys	Hypanus
Species	Thomasomys hudsoni	Hypanus americanus

Evolutionary Relationship

Hudson s Thomaomys and Arraia share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Hudson s Thomaomys

VU — Vulnerable

Arraia

NT — Near Threatened

Physical Characteristics

Attribute	Hudson s Thomaomys	Arraia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hudson s Thomaomys

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.

Arraia

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.