Aspen Roller vs squirrel’s tail hydroid

Ancylis laetana compared with Sertularia argentea

Key Differences

• Aspen Roller is Least Concern while squirrel’s tail hydroid is Not Evaluated.

Taxonomic Classification

Rank	Aspen Roller	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	Tortricidae	Sertulariidae
Genus	Ancylis	Sertularia
Species	Ancylis laetana	Sertularia argentea

Evolutionary Relationship

Aspen Roller and squirrel’s tail hydroid share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Aspen Roller

LC — Least Concern

squirrel’s tail hydroid

NE — Not Evaluated

Physical Characteristics

Attribute	Aspen Roller	squirrel’s tail hydroid
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aspen Roller

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.

Aspen Roller

The Aspen Roller (Ancylis laetana) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats. Distributed across Belgium, Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden