[Kingdom] Animalia Linnaeus, 1758 - animals
Grade Enterozoa
Grade Cœlomata
Phylum Vertebrata (Lamarck, 1801)
Branch Craniata Linnaeus, 1758
Grade Gnathostoma
Subgrade Heterodactyla branchiata
Class Pisces Linnaeus, 1758
see Superclass Pisces Linnaeus, 1758
Subclass Teleostei Müller, 1845
see Infraclass Teleostei Müller, 1845
Branch Plectognathi [monotypic]
Order Plectognathi
see Order Tetraodontiformes Berg, 1937
1 Genus Ostracion Linnaeus, 1758
2 Genus Diodon Linnaeus, 1758 - porcupinefish