Atlantic Ancula vs Threeleaf Halberd Fern

Ancula gibbosa compared with Tectaria trifoliata

Key Differences

• Atlantic Ancula is Least Concern while Threeleaf Halberd Fern is Near Threatened.

Taxonomic Classification

Rank	Atlantic Ancula	Threeleaf Halberd Fern
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Mollusca (軟体動物)	Tracheophyta
Class	Gastropoda (腹足綱)	Polypodiopsida (ウラボシ綱)
Order	Nudibranchia (裸鰓目)	Polypodiales (ウラボシ目)
Family	Goniodorididae	Tectariaceae
Genus	Ancula	Tectaria
Species	Ancula gibbosa	Tectaria trifoliata

Conservation Status

Atlantic Ancula

LC — Least Concern

Threeleaf Halberd Fern

NT — Near Threatened

Physical Characteristics

Attribute	Atlantic Ancula	Threeleaf Halberd Fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Ancula

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark, Norway, 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.

Atlantic Ancula

The Atlantic Ancula (Ancula gibbosa) is a species in the genus Ancula. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.