Itohiki-ginzame vs Murasaki-ginzame

Hydrolagus alberti compared with Hydrolagus purpurescens

Taxonomic Classification

Rank	Itohiki-ginzame	Murasaki-ginzame
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Holocephali (全頭亜綱)	Holocephali (全頭亜綱)
Order same	Chimaeriformes (ギンザメ目)	Chimaeriformes (ギンザメ目)
Family same	Chimaeridae	Chimaeridae
Genus same	Hydrolagus	Hydrolagus
Species	Hydrolagus alberti	Hydrolagus purpurescens

Evolutionary Relationship

Itohiki-ginzame and Murasaki-ginzame share a common ancestor at the Genus level: Hydrolagus.

Conservation Status

Itohiki-ginzame

LC — Least Concern

Murasaki-ginzame

LC — Least Concern

Physical Characteristics

Attribute	Itohiki-ginzame	Murasaki-ginzame
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—