less, less, extant craniates.

Hagfish are members of class Myxini. Their closest relatives are members of , the lampreys.

Though craniates, the hagfish nevertheless lack and also are not gnathostomes.

Hagfish are also known as , though technically they are not .

Video (Their slime)

Video, Story (Predation by fish)

Video, Story (Predation by a mammal)

Video ( – "Curse of the Hex")