Dusky arion vs Hourglass Dolphin

Arion subfuscus compared with Lagenorhynchus cruciger

Key Differences

• Dusky arion is Data Deficient while Hourglass Dolphin is Least Concern.

Taxonomic Classification

Rank	Dusky arion	Hourglass Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Cetacea (Whales & Dolphins)
Family	Arionidae	Delphinidae (Oceanic Dolphins)
Genus	Arion	Lagenorhynchus
Species	Arion subfuscus	Lagenorhynchus cruciger

Evolutionary Relationship

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

Conservation Status

Dusky arion

DD — Data Deficient

Hourglass Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Dusky arion	Hourglass Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky arion

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.