Bartail spurdog vs Black-Veined White

Squalus notocaudatus compared with Aporia crataegi

Key Differences

• Bartail spurdog is Least Concern while Black-Veined White is Endangered.

Taxonomic Classification

Rank	Bartail spurdog	Black-Veined White
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Elasmobranchii	Insecta (Insects)
Order	Squaliformes (Squaliformes)	Lepidoptera (Butterflies & Moths)
Family	Squalidae	Pieridae
Genus	Squalus	Aporia
Species	Squalus notocaudatus	Aporia crataegi

Evolutionary Relationship

Bartail spurdog and Black-Veined White share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bartail spurdog

LC — Least Concern

Black-Veined White

EN — Endangered

Physical Characteristics

Attribute	Bartail spurdog	Black-Veined White
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bartail spurdog

Black-Veined White

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Asia (Cyprus) and Europe (39 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bartail spurdog

The Bartail spurdog (Squalus notocaudatus) is a species in the genus Squalus. It is currently classified as Least Concern on the IUCN Red List.

Black-Veined White

Black-Veined White (Aporia crataegi) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.