List of chordate orders

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Spotted gar, Lepisosteus oculatus

List of chordate orders in Phylum Chordata, Kingdom Animalia

Subphylum Tunicate

Class Ascidiacea

Chelyosoma macleayanum

Ascideans and sessile tunicates

Class Thaliacea

Pelagic tunicates

Class Larvacea

solitary, free-swimming tunicates

Subphylum Cephalochordate

Class Leptocardii (lancelets)

Family Pikaiidae †

Subphylum Vertebrates

Infraphylum Cyclostomata, Superclass Agnatha

Paraphyletic jawless vertebrates; 100+ species

Class Myxini (hagfish)

    • Order Myxiniformes
      • Family Myxinidae

Class Hyperoartia (lampreys and their † kin)

    • Order Petromyzontiformes

Infraphylum Gnathostomata (jawed vertebrates)

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Class Placodermi - †

Class Chondrichthyes (cartilaginous fish)

Dogfish shark

Class Acanthodii

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Acanthodes
  • Superclass Osteichthyes

Class Actinopterygii (ray-finned fish)

Polypterus bichir
Subclass Cladistia
Subclass Chondrostei
Subclass Neopterygii

Class Sarcopterygii (fleshy-finned fishes)

Superclass Tetrapoda

Class Amphibia (amphibians)

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Class Reptilia (reptiles)

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Class Aves (birds)
Southern rockhopper penguin (Eudyptes chrysocome), a flightless bird

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Class Mammalia (mammals)

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See also

References

  1. In ITIS, Gobiesociformes is placed as the suborder Gobiesocoidei of the order Perciformes.
  2. In Nelson and ITIS, Syngnathiformes is placed as the suborder Syngnathoidei of the order Gasterosteiformes.