brittlestar vs Dwarf False Brook Salamander

Amphiura filiformis compared with Ixalotriton parvus

Key Differences

• brittlestar is Least Concern while Dwarf False Brook Salamander is Critically Endangered.

Taxonomic Classification

Rank	brittlestar	Dwarf False Brook Salamander
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Chordata (Chordates)
Class	Ophiuroidea (Ophiuroidea)	Amphibia (Amphibians)
Order	Amphilepidida (Amphilepidida)	Caudata (Caudata)
Family	Amphiuridae	Plethodontidae
Genus	Amphiura	Ixalotriton
Species	Amphiura filiformis	Ixalotriton parvus

Evolutionary Relationship

brittlestar and Dwarf False Brook Salamander share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Dwarf False Brook Salamander

CR — Critically Endangered

Physical Characteristics

Attribute	brittlestar	Dwarf False Brook Salamander
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Dwarf False Brook 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.

brittlestar

The Brittlestar (Amphiura filiformis) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.