Hourglass Dolphin vs Small Dog Whelk

Lagenorhynchus cruciger compared with Tritia varicosa

Key Differences

• Hourglass Dolphin is Least Concern while Small Dog Whelk is Not Evaluated.

Taxonomic Classification

Rank	Hourglass Dolphin	Small Dog Whelk
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Cetacea (Whales & Dolphins)	Neogastropoda (Neogastropoda)
Family	Delphinidae (Oceanic Dolphins)	Nassariidae
Genus	Lagenorhynchus	Tritia
Species	Lagenorhynchus cruciger	Tritia varicosa

Evolutionary Relationship

Hourglass Dolphin and Small Dog Whelk share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Hourglass Dolphin

LC — Least Concern

Small Dog Whelk

NE — Not Evaluated

Physical Characteristics

Attribute	Hourglass Dolphin	Small Dog Whelk
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Small Dog Whelk

Habitat

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

Range

Distributed across Denmark and Norway.