Gray smooth hound vs Hourglass Dolphin

Mustelus californicus compared with Lagenorhynchus cruciger

Taxonomic Classification

Rank	Gray smooth hound	Hourglass Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Cetacea (Whales & Dolphins)
Family	Triakidae	Delphinidae (Oceanic Dolphins)
Genus	Mustelus	Lagenorhynchus
Species	Mustelus californicus	Lagenorhynchus cruciger

Evolutionary Relationship

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

Conservation Status

Gray smooth hound

LC — Least Concern

Hourglass Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Gray smooth hound	Hourglass Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray smooth hound

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.