California butterfly ray vs Tsubakuro ei

Gymnura marmorata compared with Gymnura japonica

Key Differences

• California butterfly ray is Near Threatened while Tsubakuro ei is Vulnerable.

Taxonomic Classification

Rank	California butterfly ray	Tsubakuro ei
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Elasmobranchii	Elasmobranchii
Order same	Myliobatiformes (トビエイ目)	Myliobatiformes (トビエイ目)
Family same	Gymnuridae	Gymnuridae
Genus same	Gymnura	Gymnura
Species	Gymnura marmorata	Gymnura japonica

Evolutionary Relationship

California butterfly ray and Tsubakuro ei share a common ancestor at the Genus level: Gymnura.

Conservation Status

California butterfly ray

NT — Near Threatened

Tsubakuro ei

VU — Vulnerable

Physical Characteristics

Attribute	California butterfly ray	Tsubakuro ei
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

California butterfly ray

Tsubakuro ei

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.

California butterfly ray

The California butterfly ray (Gymnura marmorata) is a species in the genus Gymnura. It is currently classified as Near Threatened on the IUCN Red List.