Bordered Screw-moss vs Hourglass Dolphin

Tortula marginata compared with Lagenorhynchus cruciger

Key Differences

• Bordered Screw-moss is Endangered while Hourglass Dolphin is Least Concern.

Taxonomic Classification

Rank	Bordered Screw-moss	Hourglass Dolphin
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Bryophyta	Chordata (Chordates)
Class	Bryopsida (Bryopsida)	Mammalia (Mammals)
Order	Pottiales (Pottiales)	Cetacea (Whales & Dolphins)
Family	Pottiaceae	Delphinidae (Oceanic Dolphins)
Genus	Tortula	Lagenorhynchus
Species	Tortula marginata	Lagenorhynchus cruciger

Conservation Status

Bordered Screw-moss

EN — Endangered

Hourglass Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Bordered Screw-moss	Hourglass Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bordered Screw-moss

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Range

Distributed across Belgium, Luxembourg, New Zealand, Norway, and Portugal. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bordered Screw-moss

The Bordered Screw-moss (Tortula marginata) is a species in the genus Tortula. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.