Blackish stingray vs Hourglass Dolphin

Hemitrygon navarrae compared with Lagenorhynchus cruciger

Key Differences

• Blackish stingray is Vulnerable while Hourglass Dolphin is Least Concern.

Taxonomic Classification

Rank	Blackish stingray	Hourglass Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Cetacea (Whales & Dolphins)
Family	Dasyatidae	Delphinidae (Oceanic Dolphins)
Genus	Hemitrygon	Lagenorhynchus
Species	Hemitrygon navarrae	Lagenorhynchus cruciger

Evolutionary Relationship

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

Conservation Status

Blackish stingray

VU — Vulnerable

Hourglass Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Blackish stingray	Hourglass Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blackish stingray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Blackish stingray

The Blackish stingray (Hemitrygon navarrae) is a species in the genus Hemitrygon. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.