Which eel-like fish has a sucker mouth with horny teeth, and a rough tongue, but no scales, paired fins, or jaws?
Lamprey Ammocoete Lamp ray LAMPREY Lampreys Lampray Petromyzoniformes Lamprey eel Petromyzontid Lamprey eels Petromyzontoidea Petromyzontiformes Ammocoetes Petromyzonidae
lampreys lampray lamp ray petromyzoniformes petromyzontid lamprey eels lamprey eel lamprey ammocoete petromyzontiformes petromyzonidae ammocoetes petromyzontoidea
lamprey
WikipediaEntity
LAMPREY