Bridge Roller vs marbled crayfish

Ancylis uncella compared with Procambarus virginalis

Key Differences

• Bridge Roller is Least Concern while marbled crayfish is Not Evaluated.

Taxonomic Classification

Rank	Bridge Roller	marbled crayfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Malacostraca (Crustaceans)
Order	Lepidoptera (Butterflies & Moths)	Decapoda (Decapoda)
Family	Tortricidae	Cambaridae
Genus	Ancylis	Procambarus
Species	Ancylis uncella	Procambarus virginalis

Evolutionary Relationship

Bridge Roller and marbled crayfish share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Bridge Roller

LC — Least Concern

marbled crayfish

NE — Not Evaluated

Physical Characteristics

Attribute	Bridge Roller	marbled crayfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

marbled crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Widely distributed across Africa (Madagascar), Asia (Taiwan), and Europe (4 countries).

Bridge Roller

The Bridge Roller (Ancylis uncella) 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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden