Bottleneck Sea Cucumber vs brittlestar

Holothuria impatiens compared with Amphiura filiformis

Key Differences

• Bottleneck Sea Cucumber is Data Deficient while brittlestar is Least Concern.

Taxonomic Classification

Rank	Bottleneck Sea Cucumber	brittlestar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Echinodermata (Echinoderms)	Echinodermata (Echinoderms)
Class	Holothuroidea (Holothuroidea)	Ophiuroidea (Ophiuroidea)
Order	Holothuriida (Holothuriida)	Amphilepidida (Amphilepidida)
Family	Holothuriidae	Amphiuridae
Genus	Holothuria	Amphiura
Species	Holothuria impatiens	Amphiura filiformis

Evolutionary Relationship

Bottleneck Sea Cucumber and brittlestar share a common ancestor at the Phylum level: Echinodermata. (Echinoderms)

Conservation Status

Bottleneck Sea Cucumber

DD — Data Deficient

brittlestar

LC — Least Concern

Physical Characteristics

Attribute	Bottleneck Sea Cucumber	brittlestar
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bottleneck Sea Cucumber

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Bottleneck Sea Cucumber

The Bottleneck Sea Cucumber (Holothuria impatiens) is a species in the genus Holothuria. It is currently classified as Data Deficient on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

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.