Bighead spurdog vs Flat-skulled Shrew

Squalus bucephalus compared with Sorex roboratus

Key Differences

• Bighead spurdog is Data Deficient while Flat-skulled Shrew is Least Concern.

Taxonomic Classification

Rank	Bighead spurdog	Flat-skulled Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Soricomorpha (Soricomorpha)
Family	Squalidae	Soricidae
Genus	Squalus	Sorex
Species	Squalus bucephalus	Sorex roboratus

Evolutionary Relationship

Bighead spurdog and Flat-skulled Shrew share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bighead spurdog

DD — Data Deficient

Flat-skulled Shrew

LC — Least Concern

Physical Characteristics

Attribute	Bighead spurdog	Flat-skulled Shrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bighead spurdog

Flat-skulled Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bighead spurdog

The Bighead spurdog (Squalus bucephalus) is a species in the genus Squalus.