Big eye thresher shark vs Web’s cuttlefish

Alopias superciliosus compared with Sepiella weberi

Key Differences

• Big eye thresher shark is Vulnerable while Web’s cuttlefish is Data Deficient.

Taxonomic Classification

Rank	Big eye thresher shark	Web’s cuttlefish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Chondrichthyes (Cartilaginous Fish)	Cephalopoda (Cephalopods)
Order	Lamniformes (Mackerel Sharks)	Sepiida (Sepiida)
Family	Alopiidae	Sepiidae
Genus	Alopias	Sepiella
Species	Alopias superciliosus	Sepiella weberi

Evolutionary Relationship

Big eye thresher shark and Web’s cuttlefish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Web’s cuttlefish

DD — Data Deficient

Physical Characteristics

Attribute	Big eye thresher shark	Web’s cuttlefish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big eye thresher shark

Habitat

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

Range

Distributed across Chile, Colombia, Portugal, Taiwan, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Web’s cuttlefish

Big eye thresher shark

The Big eye thresher shark (Alopias superciliosus) is a species in the genus Alopias. It is currently classified as Vulnerable on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.