Hourglass Dolphin vs Winged Floater

Lagenorhynchus cruciger compared with Anodonta nuttalliana

Key Differences

• Hourglass Dolphin is Least Concern while Winged Floater is Vulnerable.

Taxonomic Classification

Rank	Hourglass Dolphin	Winged Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Cetacea (Whales & Dolphins)	Unionida (Unionida)
Family	Delphinidae (Oceanic Dolphins)	Unionidae
Genus	Lagenorhynchus	Anodonta
Species	Lagenorhynchus cruciger	Anodonta nuttalliana

Evolutionary Relationship

Hourglass Dolphin and Winged Floater share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Hourglass Dolphin

LC — Least Concern

Winged Floater

VU — Vulnerable

Physical Characteristics

Attribute	Hourglass Dolphin	Winged Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Winged Floater

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.