Allen's Big-eared Bat vs Bighead spurdog

Idionycteris phyllotis compared with Squalus bucephalus

Key Differences

• Allen's Big-eared Bat is Least Concern while Bighead spurdog is Data Deficient.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Bighead spurdog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Chiroptera (Bats)	Squaliformes (Squaliformes)
Family	Vespertilionidae	Squalidae
Genus	Idionycteris	Squalus
Species	Idionycteris phyllotis	Squalus bucephalus

Evolutionary Relationship

Allen's Big-eared Bat and Bighead spurdog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Bighead spurdog

DD — Data Deficient

Physical Characteristics

Attribute	Allen's Big-eared Bat	Bighead spurdog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bighead spurdog

Allen's Big-eared Bat

The Allen's Big-eared Bat (Idionycteris phyllotis) is a species in the genus Idionycteris. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Bighead spurdog

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