Order
Agnostida Salter, 1864
Luokittelu
Organism group | Biota |
Kingdom | Animalia |
Phylum | Arthropoda |
Subphylum | incertae sedis |
Chelicerata | |
Crustacea | |
Trilobita | |
Class | Insecta |
Merostomoidea | |
Infraclass | Phosphatocopina |
Order | Agnostida |
Suborder | Agnostina |
Eodiscina | |
Family | Clavagnostidae |
Diplagnostidae | |
Glyptagnostidae | |
Ptychagnostidae | |
Spinagnostidae | |
Order | Leperditicopida |
Nektaspida | |
Species | Gdowia |