Blackish stingray vs Grizzled Colilargo

Hemitrygon navarrae compared with Oligoryzomys griseolus

Key Differences

• Blackish stingray is Vulnerable while Grizzled Colilargo is Least Concern.

Taxonomic Classification

Rank	Blackish stingray	Grizzled Colilargo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Dasyatidae	Cricetidae
Genus	Hemitrygon	Oligoryzomys
Species	Hemitrygon navarrae	Oligoryzomys griseolus

Evolutionary Relationship

Blackish stingray and Grizzled Colilargo share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blackish stingray

VU — Vulnerable

Grizzled Colilargo

LC — Least Concern

Physical Characteristics

Attribute	Blackish stingray	Grizzled Colilargo
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blackish stingray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Grizzled Colilargo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Blackish stingray

The Blackish stingray (Hemitrygon navarrae) is a species in the genus Hemitrygon. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.