Bridge Roller vs grass prawm

Ancylis uncella compared with Palaemon elegans

Taxonomic Classification

Rank	Bridge Roller	grass prawm
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	Palaemonidae
Genus	Ancylis	Palaemon
Species	Ancylis uncella	Palaemon elegans

Evolutionary Relationship

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

Conservation Status

Bridge Roller

LC — Least Concern

grass prawm

LC — Least Concern

Physical Characteristics

Attribute	Bridge Roller	grass prawm
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.

grass prawm

Habitat

Inhabits deserts and xeric shrublands within the Palearctic biogeographic realm.

Range

Widely distributed across Asia (4 countries), Europe (11 countries), and North America (United States).

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.

grass prawm

grass prawm (Palaemon elegans) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden