brittlestar vs Threeleaf Halberd Fern

Amphiura chiajei compared with Tectaria trifoliata

Key Differences

• brittlestar is Least Concern while Threeleaf Halberd Fern is Near Threatened.

Taxonomic Classification

Rank	brittlestar	Threeleaf Halberd Fern
Kingdom	Animalia (动物界)	Plantae (植物)
Phylum	Echinodermata (棘皮动物门)	Tracheophyta
Class	Ophiuroidea (蛇尾纲)	Polypodiopsida (水龍骨綱)
Order	Amphilepidida (阳遂足目)	Polypodiales (水龙骨目)
Family	Amphiuridae	Tectariaceae
Genus	Amphiura	Tectaria
Species	Amphiura chiajei	Tectaria trifoliata

Conservation Status

brittlestar

LC — Least Concern

Threeleaf Halberd Fern

NT — Near Threatened

Physical Characteristics

Attribute	brittlestar	Threeleaf Halberd Fern
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, Portugal, and Sweden.

Threeleaf Halberd Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Brazil, Colombia, and Cuba. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

brittlestar

The Brittlestar (Amphiura chiajei) 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.