Lamprey

From Diablo Wiki

Lamprey are Animals. Lamprey are squirming eels that emerge in a flood from a ruptured Grotesque. They are not powerful monsters, but are disgusting in their fecundity and must be stomped out, like giant maggots.

Diablo III Bestiary
Bosses	Mistress of Pain • Siegebreaker Assault Beast • Thousand Pounder • Skeleton King
Demons	Activated Vessel • Dark Berserker • Dark Cultist • Dark Demon • Dark Vessel • Triune Cultist • Triune Leader • Triune Leader Blood Guard • Triune Leader Death Guard • Triune Vessel • The Fallen Ones
Undead	Crawling Torso • Ghoul • Grotesque • Skeletal Executioner • Skeletal Shieldman • Skeletal Summoner • Skeleton • Skeleton Archer • Unburied • Walking Corpse • Wraith • Wretched Dead • Zombie
Animals	Beast • Dune Thresher • Lamprey • Scavenger • Goatman • Goatman Shaman
Uncategorizable	Horned Ground Sloth • Ghostly Orb • Gnarled Walker • Pit Flayer Spawner