Hourglass Dolphin vs Spotted Ray

Lagenorhynchus cruciger compared with Bathyraja albomaculata

Key Differences

• Hourglass Dolphin is Least Concern while Spotted Ray is Vulnerable.

Taxonomic Classification

Rank	Hourglass Dolphin	Spotted 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)	Arhynchobatidae
Genus	Lagenorhynchus	Bathyraja
Species	Lagenorhynchus cruciger	Bathyraja albomaculata

Evolutionary Relationship

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

Conservation Status

Hourglass Dolphin

LC — Least Concern

Spotted Ray

VU — Vulnerable

Physical Characteristics

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

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spotted Ray

Habitat

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

Range

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