Dwarf black stingray vs Guiana Dolphin

Hemitrygon parvonigra compared with Sotalia guianensis

Taxonomic Classification

Rank	Dwarf black stingray	Guiana Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Cetacea (Whales & Dolphins)
Family	Dasyatidae	Delphinidae (Oceanic Dolphins)
Genus	Hemitrygon	Sotalia
Species	Hemitrygon parvonigra	Sotalia guianensis

Evolutionary Relationship

Dwarf black stingray and Guiana Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf black stingray

DD — Data Deficient

Guiana Dolphin

DD — Data Deficient

Physical Characteristics

Attribute	Dwarf black stingray	Guiana Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf black stingray

Guiana Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.