Austral ray vs False Serotine Bat

Bathyraja griseocauda compared with Hesperoptenus doriae

Key Differences

• Austral ray is Endangered while False Serotine Bat is Data Deficient.

Taxonomic Classification

Rank	Austral ray	False Serotine Bat
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Elasmobranchii	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Rajiformes (อันดับปลาโรนัน)	Chiroptera (ค้างคาว)
Family	Arhynchobatidae	Vespertilionidae
Genus	Bathyraja	Hesperoptenus
Species	Bathyraja griseocauda	Hesperoptenus doriae

Evolutionary Relationship

Austral ray and False Serotine Bat share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Austral ray

EN — Endangered

False Serotine Bat

DD — Data Deficient

Physical Characteristics

Attribute	Austral ray	False Serotine Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Austral ray

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

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

False Serotine Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Austral ray

The Austral ray (Bathyraja griseocauda) is a species in the genus Bathyraja. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.