Broken-barred Roller vs Granular dogfish

Ancylis unguicella compared with Centroscyllium granulatum

Key Differences

• Broken-barred Roller is Least Concern while Granular dogfish is Vulnerable.

Taxonomic Classification

Rank	Broken-barred Roller	Granular dogfish
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Arthropoda (สัตว์ขาปล้อง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Insecta (แมลง)	Elasmobranchii
Order	Lepidoptera (ผีเสื้อ)	Squaliformes (อันดับปลาฉลามหลังหนาม)
Family	Tortricidae	Etmopteridae
Genus	Ancylis	Centroscyllium
Species	Ancylis unguicella	Centroscyllium granulatum

Evolutionary Relationship

Broken-barred Roller and Granular dogfish share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

Broken-barred Roller

LC — Least Concern

Granular dogfish

VU — Vulnerable

Physical Characteristics

Attribute	Broken-barred Roller	Granular dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broken-barred Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Canada, Denmark, Norway, and Sweden.

Granular dogfish

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

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

Broken-barred Roller

The Broken-Barred Roller (Ancylis unguicella) 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.