Angular rough shark vs Blunt-headed Salamander

Oxynotus paradoxus compared with Ambystoma amblycephalum

Key Differences

• Angular rough shark is Vulnerable while Blunt-headed Salamander is Critically Endangered.

Taxonomic Classification

Rank	Angular rough shark	Blunt-headed Salamander
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Amphibia (Amphibians)
Order	Squaliformes (Squaliformes)	Caudata (Caudata)
Family	Oxynotidae	Ambystomatidae
Genus	Oxynotus	Ambystoma
Species	Oxynotus paradoxus	Ambystoma amblycephalum

Evolutionary Relationship

Angular rough shark and Blunt-headed Salamander share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Angular rough shark

VU — Vulnerable

Blunt-headed Salamander

CR — Critically Endangered

Physical Characteristics

Attribute	Angular rough shark	Blunt-headed Salamander
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Angular rough shark

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Portugal. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Blunt-headed Salamander

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

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

Angular rough shark

The Angular rough shark (Oxynotus paradoxus) is a species in the genus Oxynotus. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Blunt-headed Salamander

The Blunt-headed Salamander (Ambystoma amblycephalum) is a species in the genus Ambystoma. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neo