Fake round ray vs Pacific white-sided dolphin

Urotrygon simulatrix compared with Lagenorhynchus obliquidens

Key Differences

• Fake round ray is Vulnerable while Pacific white-sided dolphin is Least Concern.

Taxonomic Classification

Rank	Fake round ray	Pacific white-sided dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Cetacea (Whales & Dolphins)
Family	Urotrygonidae	Delphinidae (Oceanic Dolphins)
Genus	Urotrygon	Lagenorhynchus
Species	Urotrygon simulatrix	Lagenorhynchus obliquidens

Evolutionary Relationship

Fake round ray and Pacific white-sided dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fake round ray

VU — Vulnerable

Pacific white-sided dolphin

LC — Least Concern

Physical Characteristics

Attribute	Fake round ray	Pacific white-sided dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fake round ray

Pacific white-sided dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.