Tag: Hag fish

Hag Fish Facts

Hagfish are marine craniates of the class Agnatha or Myxini, also recognized as Hyperotreti. Some researchers stare Myxini as not belonging to the subphylum Vertebrata. That is, they are the only living animals that have a skull but not a vertebral column.

Kingdom: Animalia
Phylum: Chordata
(unranked): Craniata
Class: Myxini
Order: Myxiniformes

Family: Myxinidae