agnatha

1. Superclass of eel-shaped chordates lacking jaws and pelvic fins: lampreys;
   Hagfishes;
   Some extinct forms (synset 101476631)
   is a type of: class - (biology) a taxonomic group containing one or more orders
   member holonym:

   • agnathan, jawless fish, jawless vertebrate - eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms
   • order ostracodermi, ostracodermi - extinct group of armored jawless vertebrates; taxonomy is not clear
   • anaspida, order anaspida - extinct order of jawless vertebrates
   • conodonta, conodontophorida, order conodonta, order conodontophorida - extinct order of primitive vertebrates; the precise taxonomy is not clear; in some classifications considered a separate phylum
   • cyclostomata, order cyclostomata - primitive jawless aquatic vertebrate: lampreys; hagfishes
   belongs to: craniata, subphylum craniata, subphylum vertebrata, vertebrata - fishes; amphibians; reptiles; birds; mammals
   same as: superclass agnatha

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