#family_Myxinidae__Myxinidae  slime-producing marine animals: hagfishes
  supertype:  #fish_family  any of various families of fish
  member of:  #order_Cyclostomata
  member:  #hagfish__slime_eels  eellike cyclostome having a tongue with horny teeth in a round mouth surrounded by eight tentacles; feeds on dead or trapped fishes by boring into their bodies
  member:  #genus_Myxine__Myxine  type genus of the Myxinidae (typical hagfishes)
     member:  #Myxine_glutinosa  typical hagfish
  member:  #genus_Eptatretus  a genus of fossil fish of the family Myxinidae
     member:  #eptatretus  a fossil hagfish of the genus Eptatretus
  member:  #genus_Myxinikela__Myxinikela  fossil hagfishes
     member:  #Myxinikela_siroka  fossil hagfish of the Pennsylvanian period (c. 300 million years ago) that resembled modern hagfishes

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