Pastenague longnez vs Olive-gray Thomasomys

Hypanus guttatus compared with Thomasomys cinereus

Key Differences

• Pastenague longnez is Near Threatened while Olive-gray Thomasomys is Least Concern.

Taxonomic Classification

Rank	Pastenague longnez	Olive-gray Thomasomys
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (mammifères)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Dasyatidae	Cricetidae
Genus	Hypanus	Thomasomys
Species	Hypanus guttatus	Thomasomys cinereus

Evolutionary Relationship

Pastenague longnez and Olive-gray Thomasomys share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Pastenague longnez

NT — Near Threatened

Olive-gray Thomasomys

LC — Least Concern

Physical Characteristics

Attribute	Pastenague longnez	Olive-gray Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pastenague longnez

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.

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.