Pacific Lamprey vs Pit-klamath Brook Lamprey

Entosphenus tridentatus compared with Entosphenus lethophagus

Taxonomic Classification

Rank	Pacific Lamprey	Pit-klamath Brook Lamprey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Petromyzonti (Petromyzonti)	Petromyzonti (Petromyzonti)
Order same	Petromyzontiformes (lamprey)	Petromyzontiformes (lamprey)
Family same	Petromyzontidae	Petromyzontidae
Genus same	Entosphenus	Entosphenus
Species	Entosphenus tridentatus	Entosphenus lethophagus

Evolutionary Relationship

Pacific Lamprey and Pit-klamath Brook Lamprey share a common ancestor at the Genus level: Entosphenus.

Conservation Status

Pacific Lamprey

LC — Least Concern

Pit-klamath Brook Lamprey

LC — Least Concern

Physical Characteristics

Attribute	Pacific Lamprey	Pit-klamath Brook Lamprey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—