Bigtooth river stingray vs Grizzled Colilargo

Potamotrygon henlei compared with Oligoryzomys griseolus

Taxonomic Classification

Rank	Bigtooth river 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	Potamotrygonidae	Cricetidae
Genus	Potamotrygon	Oligoryzomys
Species	Potamotrygon henlei	Oligoryzomys griseolus

Evolutionary Relationship

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

Conservation Status

Bigtooth river stingray

LC — Least Concern

Grizzled Colilargo

LC — Least Concern

Physical Characteristics

Attribute	Bigtooth river stingray	Grizzled Colilargo
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigtooth river stingray

Grizzled Colilargo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Bigtooth river stingray

The Bigtooth river stingray (Potamotrygon henlei) is a species in the genus Potamotrygon. It is currently classified as Least Concern on the IUCN Red List.