Arthropoda (niveljalkaiset; arthropods) [polyphyletic???]
“Lobopoda” [Onychophora sensu lato] (peripatus, Velvet worms; käsnäjalkaiset)
†“Microdictyoniida”
Onychophora
†Radiodonta (Anomalocaris and relarives)
†Opabinida
†Anomalocarida
Euarthropoda
?†Yunnata Hou & Bergström, 1997
?†Fuxianhuiida Bousfield, 1995
?†Bradoriida Raymond, 1935
?†Acanthomeridiida Hou & Bergström, 1997
?†Tuzoiida Simonetta & Delle Cave, 1975
?†Paracrustacea Hou & Bergström, 1997
?†Canadaspidida Novozhilov in Orlov, 1960
Cheliceramorpha
†Xenopoda Raymond, 1935 [Prochelicerata Störmer, 1944]
†Emeraldellida Störmer, 1944
†Limulavida Walcott, 1911
†Sanctacaridea Bousfield, 1995
†Sanctacarida Bousfield, 1995
†Megacheira Hou & Bergström, 1997
†Leanchoiliida Størmer, 1944
†Yohoiida Simonetta & Delle Cave, 1975
†Fortiforcipida Hou & Bergström, 1997
Chelicerata Heymons, 1901 (chelicerates; kynsileukaiset)
Pycnogonida [Pantopoda] (merilukit)
Euchelicerata
Xiphosura Latreille, 1802 (molukkiravut; horseshoe crabs)
Xiphosurida
Dekatriata
†Chasmataspida
†Eurypterida Burmeister, 1943 (meriskorpionit; seascorpions)
Arachnida (hämähäkkieläimet; archnides)
Opiliones (lukit; )
Scorpionida Latreille, 1817 (skorpionit; scorpions)
Pseudoscorpiones (false scorpions; valeskorpionit)
Solifugae [?Solpugida] (arolukit)
Acari (punkit; ticks & mites)
Ricinulei (huppuhämähäkit)
Palpigradi (sokkoskorpionit)
Araneae (hämähäkit; spiders)
Amblypygi (skorpionilukit)
Thelyphonida [Uropygi] (siimaskorpionit; whip-scorpions)
Schizomida [short-tailed whip-scorpions]
Antennulata [Antennata]
†Aglaspidida Walcott, 1911 emend. Bergström, 1968 [sensu lato?]
†Aglaspidida Walcott, 1911 [=? Beckwithiida Raw, 1957]
†Strabopida Hou & Bergström, 1997
†Nectopleura Hou & Bergström, 1997
†Nectaspidida Raymond, 1920
†Acercostraca Lehmann, 1955
†Retifaciida Hou & Bergström, 1997
†Conciliterga Hou & Bergström, 1997 (piilopyrstöiset)
†Helmetiida Novozhilov, 1969
†Petalopleura Hou & Bergström, 1997
†Xandarellida Chen et al., 1996
†Cheloniellida Broili, 1933, emend. Hou & Bergström, 1997
†Sinoburiida Hou & Bergström, 1997
†Trilobita Walch, 1771 (trilobites; trilobiitit)
†Redlichiida Richter, 1932
†Corynexochida Kobayashi, 1935
†Phacopida Salter, 1864
†Lichida Moore, 1959
†Librostoma Fortey, 1990
†Proetida Fortey & Owens, 1975
†Harpetida [Harpoidea]
†Ptychopariida Swinnerton, 1915
†Asaphida
†Marrellomorpha (Beurlen, 1934) Störmer, 1944
†Marrellida Raymond, 1935
†Mimetasterida Beurlen, 1934
Mandibulata
Myriapoda (myriapods; tuhatjalkaiset)
Chilopoda (juoksujalkaiset)
Symphyla (sokkojuoksijaiset)
Pauropoda (harvajalkaiset)
Diplopoda (kaksoisjalkaiset)
Pancrustacea [Tetraconata]
Oligostraca [=? Maxillopoda sensu Maddison & Maddison, 1998]
Ostracoda Latreille, 1802 (ostracods, seed shrimps; raakkuäyriäiset)
Mystacocarida Pennack & Zinn, 1943
Ichthyostraca
Pentastomida Diesing, 1836 (pentastomids, tongue worms; punkkimadot)
?†Halicyna Gall & Grauvogel, 1967
Branchiura Thorell, 1864 (fish lice; kalatäit)
Altocrustacea
Miracrustacea
Hexapoda Latreille, 1825 [incl. Insecta] (sixlegged arthropods; kuusjalkaiset niveljalkaiset)
Xenocarida
Remipedia Yager, 1981 (remipedes; remipedit)
Cephalocarida Sanders, 1955 (horseshoe shrimps)
Vericrustacea
Branchiopoda Latreille, 1817 (branchiopods; kidusjalkaiset)
Multicrustacea
Copepoda Milne-Edwards, 1840 (copepods; hankajalkaiset)
Communostraca
Thecostraca Gruvel, 1905 [Branchiura in partim] [incl. Cirripedia Burmeister, 1834 (siimajalkaiset)]
Malacostraca Latreille, 1802 (malacostracans; kuoriäyriäiset)
Reference(s):
- Budd, G. E., 2002: A palaeontological solution to the arthropod head problem.
–Nature: Vol. 417, pp. 271-275 - Edgecombe, G. D., García-Bellido, D. C. & Paterson, J. R., 2011: A new leanchoiliid megacheiran arthropod from the lower Cambrian Emu Bay Shale, South Australia.
–Acta Palaeontologica Polonica: Vol. 56, #2, pp. 385-400 [doi: 10.4202/app.2010.0080] - Hou & Bergström, 1997: Arthropods of the Lower Cambrian Chengjiang fauna, southwest China.
–Fossils & Strata, Number 45, 22nd December 1997, pp. 1-116 - Lamsdell, J. C., 2013: Revised systematics of Palaeozoic 'horseshoe crabs' and the myth of monophyletic Xiphosura.
–Zoological Journal of the Linnean Society: Vol. 167, #1, pp. 1-27 [doi: 10.1111/j.1096-3642.2012.00874.x] - Parker, S. P. (ed.), 1982: Synopsis and classification of living organisms. Vols. 1 & 2
–McGrew-Hill Book Company - Regier, J. C., Shultz, J. W., Zwick, A., Hussey, A., Ball, B., Wetzer, R., Martin, J. W. & Cunningham, C. W., 2010: Arthropod relationships revealed by phylogenomic analysis of nuclear protein-coding sequences.
–Nature: Vol. 463, pp. 1079-1083 [doi: 10.1038/nature08742] - Rota-Stabelli, O., Campbell, L., Brinkmann, H., Edgecombe, G. D., Longhorn, S. J., Peterson, K. J., Pisani, D., Philippe, H. & Telford, M. J., 2011: A congruent solution to arthropod phylogeny: phylogenomics, microRNAs and morphology support monophyletic Mandibulata.
–Proceedings of the Royal Society B: Biological Sciences: Vol. 278, #1703, pp. 298-306 [doi: 10.1098/rspb.2010.0590] - Whittington, H. B., Chang, W. T., Dean, W. T., Fortey, R. A., Jell, P. A., Laurie, J. R., Palmer, A. R., Repina, L. N., Rushton, A. W. A. & Shergold, J. H., 1997: Systematic Description of the class Trilobita. 331-481.
in Kaesler, R. L., (eds.) 1997: Treatise on Invertebrate Paleontology, Part O, Arthropoda 1, Trilobita, Revisited, vol 1: Indroduction, Order Agnostida; Order Redlichiida.
–The Geological Society of America, Inc. and The University of Kansas, Boulder, Colorado & Lawrence, Kansas, 1997, xxiv-530