Black-Based Cluster Fly vs Broadgill Catshark

Pollenia labialis compared with Apristurus riveri

Taxonomic Classification

Rank	Black-Based Cluster Fly	Broadgill Catshark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Chondrichthyes (Cartilaginous Fish)
Order	Diptera (Diptera)	Carcharhiniformes (Ground Sharks)
Family	Polleniidae	Scyliorhinidae
Genus	Pollenia	Apristurus
Species	Pollenia labialis	Apristurus riveri

Evolutionary Relationship

Black-Based Cluster Fly and Broadgill Catshark share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black-Based Cluster Fly

LC — Least Concern

Broadgill Catshark

LC — Least Concern

Physical Characteristics

Attribute	Black-Based Cluster Fly	Broadgill Catshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-Based Cluster Fly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, and United States.

Broadgill Catshark

Habitat

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

Range

Found in Venezuela.

Black-Based Cluster Fly

The Black-Based Cluster Fly (Pollenia labialis) is a species in the genus Pollenia. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Broadgill Catshark

The Broadgill Catshark (Apristurus riveri) is a species in the genus Apristurus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.