Hourglass Dolphin vs Ray

Lagenorhynchus cruciger compared with Dipturus trachyderma

Key Differences

• Hourglass Dolphin is Least Concern while Ray is Endangered.

Taxonomic Classification

Rank	Hourglass Dolphin	Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Delphinidae (Oceanic Dolphins)	Rajidae
Genus	Lagenorhynchus	Dipturus
Species	Lagenorhynchus cruciger	Dipturus trachyderma

Evolutionary Relationship

Hourglass Dolphin and Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hourglass Dolphin

LC — Least Concern

Ray

EN — Endangered

Physical Characteristics

Attribute	Hourglass Dolphin	Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

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