Beet tortoise beetle vs brittlestar

Cassida nebulosa compared with Amphiura chiajei

Key Differences

• Beet tortoise beetle is Vulnerable while brittlestar is Least Concern.

Taxonomic Classification

Rank	Beet tortoise beetle	brittlestar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Echinodermata (Echinoderms)
Class	Insecta (Insects)	Ophiuroidea (Ophiuroidea)
Order	Coleoptera (Beetles)	Amphilepidida (Amphilepidida)
Family	Chrysomelidae	Amphiuridae
Genus	Cassida	Amphiura
Species	Cassida nebulosa	Amphiura chiajei

Evolutionary Relationship

Beet tortoise beetle and brittlestar share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Beet tortoise beetle

VU — Vulnerable

brittlestar

LC — Least Concern

Physical Characteristics

Attribute	Beet tortoise beetle	brittlestar
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beet tortoise beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

Beet tortoise beetle

The Beet tortoise beetle (Cassida nebulosa) is a species in the genus Cassida. It is currently classified as Vulnerable on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

brittlestar

The Brittlestar (Amphiura chiajei) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden