Dusky Dolphin vs Sparsetooth dogfish

Lagenorhynchus obscurus compared with Scymnodalatias oligodon

Taxonomic Classification

Rank	Dusky Dolphin	Sparsetooth dogfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Squaliformes (Squaliformes)
Family	Delphinidae (Oceanic Dolphins)	Somniosidae
Genus	Lagenorhynchus	Scymnodalatias
Species	Lagenorhynchus obscurus	Scymnodalatias oligodon

Evolutionary Relationship

Dusky Dolphin and Sparsetooth dogfish share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dusky Dolphin

LC — Least Concern

Sparsetooth dogfish

LC — Least Concern

Physical Characteristics

Attribute	Dusky Dolphin	Sparsetooth dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Sparsetooth dogfish

Habitat

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

Range

Found in Chile.