Circular Ear Shell vs small tortoiseshell

Haliotis cyclobates compared with Aglais urticae

Key Differences

• Circular Ear Shell is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Circular Ear Shell	small tortoiseshell
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Mollusca (軟体動物)	Arthropoda (節足動物)
Class	Gastropoda (腹足綱)	Insecta (昆虫)
Order	Lepetellida (Lepetellida)	Lepidoptera (チョウ目)
Family	Haliotidae	Nymphalidae (Brush-footed Butterflies)
Genus	Haliotis	Aglais
Species	Haliotis cyclobates	Aglais urticae

Evolutionary Relationship

Circular Ear Shell and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Circular Ear Shell

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Circular Ear Shell	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Circular Ear Shell

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

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.

Circular Ear Shell

The Circular Ear Shell (Haliotis cyclobates) is a species in the genus Haliotis. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

small tortoiseshell

スモールトータスシェル(Aglais urticae)はIUCNレッドリストで準絶滅危惧(NT)に分類されている。絶滅危惧種に分類される一歩手前の段階で、保全措置がなければ脆弱になる可能性のある個体群を持つ。