Dusky catshark vs small tortoiseshell

Bythaelurus incanus compared with Aglais urticae

Key Differences

• Dusky catshark is Data Deficient while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Dusky catshark	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (cordados)	Arthropoda (artrópode)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (inseto)
Order	Carcharhiniformes (Ground Sharks)	Lepidoptera (Butterflies & Moths)
Family	Scyliorhinidae	Nymphalidae (Brush-footed Butterflies)
Genus	Bythaelurus	Aglais
Species	Bythaelurus incanus	Aglais urticae

Evolutionary Relationship

Dusky catshark and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Dusky catshark

DD — Data Deficient

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Dusky catshark	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky catshark

Habitat

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

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

small tortoiseshell

A borboleta-urtiga-pequena (Aglais urticae) esta classificada como Quase Ameacada (NT) na Lista Vermelha da UICN. Proxima de se qualificar como ameacada, com populacoes que podem se tornar vulneraveis sem acoes de conservacao.