The Chordates (Chordata) is a biological phylum of the domain Eukarya and kingdom Animalia.
Amphibia
Aves
Chondrichthyes
Myxini
Cephalaspidomorphi
Leptocardii
Dipnoi
Mammalia
Actinopterygii
Reptilia
Annelida
Arthropoda
Brachiopoda
Chaetognatha
Chordata
Cnidaria
Ctenophora
Echinodermata
Platyhelminthes
Gastrotricha
Gnathostomulida
Nematomorpha
Hemichordata
Phoronida
Kinorhyncha
Loricifera
Mollusca
Onychophora
Orthonectida
Nemertea
Rhombozoa
Rotifera
Sipuncula
Porifera
Tardigrada
Acanthocephala