Black river stingray vs blunt tellin

Potamotrygon motoro compared with Arcopagia crassa

Key Differences

• Black river stingray is Data Deficient while blunt tellin is Vulnerable.

Taxonomic Classification

Rank	Black river stingray	blunt tellin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Elasmobranchii	Bivalvia (Bivalvia)
Order	Myliobatiformes (Myliobatiformes)	Cardiida (Cardiida)
Family	Potamotrygonidae	Tellinidae
Genus	Potamotrygon	Arcopagia
Species	Potamotrygon motoro	Arcopagia crassa

Evolutionary Relationship

Black river stingray and blunt tellin share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black river stingray

DD — Data Deficient

blunt tellin

VU — Vulnerable

Physical Characteristics

Attribute	Black river stingray	blunt tellin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black river stingray

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Distributed across Brazil, Colombia, Ecuador, Singapore, and Venezuela.

blunt tellin

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Black river stingray

The Black river stingray (Potamotrygon motoro) is a species in the genus Potamotrygon. It is currently classified as Data Deficient on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

blunt tellin

The Blunt tellin (Arcopagia crassa) is a species in the genus Arcopagia. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.