Boyalychnaya Sonya vs undulate ray

Selevinia betpakdalaensis compared with Raja undulata

Key Differences

• Boyalychnaya Sonya is Data Deficient while undulate ray is Endangered.

Taxonomic Classification

Rank	Boyalychnaya Sonya	undulate ray
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Mammalia (млекопитающие)	Elasmobranchii
Order	Rodentia (грызуны)	Rajiformes (скатообразные)
Family	Gliridae	Rajidae
Genus	Selevinia	Raja
Species	Selevinia betpakdalaensis	Raja undulata

Evolutionary Relationship

Boyalychnaya Sonya and undulate ray share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Boyalychnaya Sonya

DD — Data Deficient

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Boyalychnaya Sonya	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Boyalychnaya Sonya

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Belgium. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.