Brindled Flat-body vs squirrel’s tail hydroid

Agonopterix arenella compared with Sertularia argentea

Key Differences

• Brindled Flat-body is Least Concern while squirrel’s tail hydroid is Not Evaluated.

Taxonomic Classification

Rank	Brindled Flat-body	squirrel’s tail hydroid
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Cnidaria (Cnidarians)
Class	Insecta (Insects)	Hydrozoa (Hydrozoa)
Order	Lepidoptera (Butterflies & Moths)	Leptothecata (Leptothecata)
Family	Depressariidae	Sertulariidae
Genus	Agonopterix	Sertularia
Species	Agonopterix arenella	Sertularia argentea

Evolutionary Relationship

Brindled Flat-body and squirrel’s tail hydroid share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brindled Flat-body

LC — Least Concern

squirrel’s tail hydroid

NE — Not Evaluated

Physical Characteristics

Attribute	Brindled Flat-body	squirrel’s tail hydroid
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brindled Flat-body

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

squirrel’s tail hydroid

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

Brindled Flat-body

The Brindled Flat-body (Agonopterix arenella) is a species in the genus Agonopterix. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden