List of chordate orders

Spotted gar, Lepisosteus oculatus

This page contains a list of all of the classes and orders that are located in the Phylum Chordata.

Subphylum Vetulicolia †

Banffia constricta

Class Banffozoa †

  • Family Banffidae †
    • Genus Banffia †

Class Yuyuanozoon † ?

    • Genus Yuyuanozoon †

Subphylum Cephalochordate

Class Leptocardii: Lancelets

Lancelet Branchiostoma lanceolatum

Family Pikaiidae †

Olfactores (unranked)

Subphylum Tunicate

Class Ascidiacea: Ascideans and sessile tunicates

Chelyosoma macleayanum

Class Thaliacea: Pelagic tunicates

Class Appendicularia: Solitary, free-swimming tunicates

Subphylum Vertebrates

Infraphylum Cyclostomata, Superclass Agnatha: Paraphyletic jawless vertebrates

Class Myxini: Hagfish
  • Order Myxiniformes
      • Family Myxinidae
Class Hyperoartia: Lampreys and their † kin

Infraphylum Gnathostomata: Jawed vertebrates

Bothriolepis canadensis
Class Placodermi †
Class Chondrichthyes: Cartilaginous fish
Dogfish shark
Pristiophorus japonicus
Class Acanthodii †
Acanthodes
Superclass Osteichthyes: Bony fish
Class Actinopterygii: Ray-finned fish
Atlantic sturgeon
  • Order Asarotiformes †
  • Order Discordichthyiformes †
  • Order Paphosisciformes †
  • Order Scanilepiformes †
  • Order Cheirolepidiformes †
  • Order Paramblypteriformes †
  • Order Rhadinichthyiformes †
  • Order Palaeonisciformes †
  • Order Tarrasiiformes †
  • Order Pachycormiformes †
  • Order Ptycholepiformes †
  • Order Redfieldiiformes †
  • Order Haplolepidiformes †
  • Order Aeduelliformes †
  • Order Platysomiformes †
  • Order Dorypteriformes †
  • Order Eurynotiformes †
Subclass Cladistii
Subclass Chondrostei
Subclass Neopterygii
Lepisosteus oculatus
Eurypharynx pelecanoides
Argyropelecus aculeatus
Class Sarcopterygii: Lobe-finned fish
West Indian Ocean coelacanth
Superclass Tetrapoda
Class Amphibia: Amphibians
Class Reptilia: Reptiles
Saltwater crocodile
Class Aves: Birds
Southern rockhopper penguin (Eudyptes chrysocome), a flightless bird
Class Mammalia: Mammals

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.
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