Kermadec spiny dogfish vs Pacific white-sided dolphin

Squalus raoulensis compared with Lagenorhynchus obliquidens

Taxonomic Classification

Rank	Kermadec spiny dogfish	Pacific white-sided dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Cetacea (Whales & Dolphins)
Family	Squalidae	Delphinidae (Oceanic Dolphins)
Genus	Squalus	Lagenorhynchus
Species	Squalus raoulensis	Lagenorhynchus obliquidens

Evolutionary Relationship

Kermadec spiny dogfish and Pacific white-sided dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Kermadec spiny dogfish

LC — Least Concern

Pacific white-sided dolphin

LC — Least Concern

Physical Characteristics

Attribute	Kermadec spiny dogfish	Pacific white-sided dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Kermadec spiny dogfish

Pacific white-sided dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.