Bridge Roller vs Wang's Crab

Ancylis uncella compared with Geothelphusa wangi

Key Differences

• Bridge Roller is Least Concern while Wang's Crab is Vulnerable.

Taxonomic Classification

Rank	Bridge Roller	Wang's Crab
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Arthropoda (مفصليات الأرجل)	Arthropoda (مفصليات الأرجل)
Class	Insecta (حشرات)	Malacostraca (لينات الدرقة)
Order	Lepidoptera (حرشفيات الأجنحة)	Decapoda (عشاريات الأرجل)
Family	Tortricidae	Potamidae
Genus	Ancylis	Geothelphusa
Species	Ancylis uncella	Geothelphusa wangi

Evolutionary Relationship

Bridge Roller and Wang's Crab share a common ancestor at the Phylum level: Arthropoda. (مفصليات الأرجل)

Conservation Status

Bridge Roller

LC — Least Concern

Wang's Crab

VU — Vulnerable

Physical Characteristics

Attribute	Bridge Roller	Wang's Crab
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.

Wang's Crab

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.