Base-spotted Pigmy vs Broadnose cat shark

Stigmella basiguttella compared with Apristurus investigatoris

Key Differences

• Base-spotted Pigmy is Near Threatened while Broadnose cat shark is Least Concern.

Taxonomic Classification

Rank	Base-spotted Pigmy	Broadnose cat shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Chondrichthyes (Cartilaginous Fish)
Order	Lepidoptera (Butterflies & Moths)	Carcharhiniformes (Ground Sharks)
Family	Nepticulidae	Scyliorhinidae
Genus	Stigmella	Apristurus
Species	Stigmella basiguttella	Apristurus investigatoris

Evolutionary Relationship

Base-spotted Pigmy and Broadnose cat shark share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Base-spotted Pigmy

NT — Near Threatened

Broadnose cat shark

LC — Least Concern

Physical Characteristics

Attribute	Base-spotted Pigmy	Broadnose cat shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Base-spotted Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Broadnose cat shark

Habitat

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

Base-spotted Pigmy

The Base-spotted Pigmy (Stigmella basiguttella) is a species in the genus Stigmella. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Broadnose cat shark

The Broadnose Cat Shark (Apristurus investigatoris) 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.