Palaeos		Arthropoda
Metazoa		Dendrogram

Arthropoda

ECDYSOZOA 
|==Dinocaridida
|
`--ARTHROPODA
   |--Fuxianhuiida
   `--+--Candaspidida
      `--+--Marellomorpha
         |--Megacheira
         `--+-Chelicerata
            `--+--Trilobita
               `--Mandibulata
                  |--Myriapoda
                  `--+--Crustacea
                     `--Hexapoda

The following provisional dendrogram is by Christopher Taylor and is copied without modification from Palaeos org. It is intended at some point to upgrade it

Due to limitations of time, rthis page has not been formatted (hence no italics etc) MAK120512

Arthropoda (see below for synonymy)
   |  i. s.: Dictyocaris Salter 1860
   |         Urokodia Hou, Chen & Lu 1989
   |         Tontoia Walcott 1912
   |         Retifacies Hou, Chen & Lu 1989
   |         Rhombicalvaria Hou 1987
   |         Helmetia Walcott 1917
   |         Corcorania Jell 1980
   |         Serracaris Briggs 1978
   |           `--S. lineata [=Anomalocaris lineata]
   |         Cambropodus gracilis
   |         Protocaris Walcott 1884
   |         Achanarraspis Anderson et al. 2000
   |         Arthrogyrinus Wilson & Almond 2001
   |           `--*A. platyurus Wilson & Almond 2001
   |--Sidneyia Walcott 1911 [Limulavida, Sidneyidea]
   |    `--S. inexpectans
   `--+--Leanchoiliidacea
      `--+--Yohoiidea [Protochelicerata, Yohoiidacea]
         |    |--Jiangfengia Hou 1987 [Jianfengiida]
         |    `--Yohoia Walcott 1912 [Yohoiida]
         |         `--Y. tenuis
         `--+--Sanctacaris Briggs & Collins 1988 [Sanctacarida, Sanctacaridea]
            |    |--‘Utahcaris’ orion Conway Morris & Robison 1988
            |    `--Sanctacaris uncata Briggs & Collins 1988
            `--+--+--Fortiforceps
               |  `--+--Occacaris
               |     `--+--Clypecaris
               |        `--+--+--Pectocaris
               |           |  `--Fuxianhuiida [Fuxianhuiata]
               |           |       |--Fuxianhuia protensa Hou 1987
               |           |       `--Changjiangocaris longiformis Hou & Bergström 1991
               |           `--Canadaspidida
               |                |  i. s.: Rehbachiella kinnekullensis Müller 1983
               |                |--Perspicaris Briggs 1977
               |                `--+--Canadaspis Novoshilov 1960
               |                   |    `--C. perfecta (Walcott 1912)
               |                   `--Brachiocaridea
               |                        |--Odaraia Walcott 1912 [Odaraiata, Odaraiida]
               |                        |    `--O. alata
               |                        `--Branchiocaris Briggs 1976 (see below for synonymy)
               |                             `--B. pretiosa (Resser 1929) [=Protocaris pretiosa]
               `--Euarthropoda [Emeraldellacea]
                    |--Arachnomorpha
                    `--+--Emeraldella Walcott 1912 [Emeraldellida]
                       `--+--Cambropachycope
                          `--Mandibulata [Antennata, Atelocerata, Biantennata, Tracheata]
                               |  i. s.: Euthycarcinoidea [Archicopepoda, Euthycarcinata]
                               |           |  i. s.: Synaustrus brookvalensis (Riek 1964)
                               |           |         Schramixerxes gerem (Schram & Rolfe 1982)
                               |           |         Kalbarria brimmellae
                               |           |--Sottixeriformes
                               |           |    |--Pieckoxerxes piekoae (Schram & Rolfe 1982)
                               |           |    `--Sottyxerxes multiplex Schram & Rolfe 1982
                               |           `--Euthycarciniformes
                               |                |  i. s.: Euthycarcinus
                               |                |           |--E. ibbenburensis
                               |                |           `--E. kessleri Handlirsch 1914
                               |                `--Kottixerxidae
                               |                     |--Kottixerxes Schram 1971
                               |                     |    |--*K. gloriosus Schram 1971
                               |                     |    `--K. anglicus Wilson & Almond 2001
                               |                     `--Smithixerxes Schram & Rolfe 1982
                               |                          |--*S. juliarum Schram & Rolfe 1982
                               |                          `--S. pustulosus Wilson & Almond 2001
                               |         Marrellomorpha
                               |           |--Vachonisia Lehmann 1955 (see below for synonymy)
                               |           `--Marrellidea
                               |                |--Mimetaster Gurich 1931 (see below for synonymy)
                               |                `--Marrella Walcott 1912 [Marrellata, Marrellida]
                               |                     `--M. splendens
                               |--Myriapoda
                               `--Pancrustacea [Tetraconata]
                                    |--Crustacea
                                    `--Hexapoda

Synonymy:

Arthropoda [Burgessidea, Canadaspididea, Cheliceromorpha, Emeraldellidea, Euthycarcinomorpha, Merostomoidea, Schizoramia, Trilobitoidea, Trilobitomorpha] Branchiocaris Briggs 1976 [Branchiocarata, Branchiocarida] Mimetaster Gurich 1931 [Mimetasterata, Mimetasterida] Vachonisia Lehmann 1955 [Vachonisiata, Vachonisiida]

* Type species of genus indicated

References

Bousfield, E. L. 1995. A contribution to the natural classification of Lower and Middle Cambrian arthropods: Food-gathering and feeding mechanisms. Amphipacifica 2: 3-34.
Briggs, D. E. G., B. S. Lieberman, S. L. Halgedahl & R. D. Jarrard. 2005. A new metazoan from the Middle Cambrian of Utah and the nature of the Vetulicolia. Palaeontology 48 (4): 681-686.
Budd, G. E. 2002. A palaeontological solution to the arthropod head problem. Nature 417: 271-275.
Conway Morris, S. 1998. The Crucible of Creation. Oxford University Press: Oxford.
Giribet, G., G. D. Edgecombe & W. C. Wheeler. 2001. Arthropod phylogeny based on eight molecular loci and morphology. Nature 413: 157-161.
Gould, S. J. 1989. Wonderful Life. Vintage: London.
Lange, S., & F. R. Schram. 2002. Possible lattice organs in Cretaceous Thylacocephala. Contributions to Zoology 71 (4): 159-169.
Newman, M. J. 2002. A new naked jawless vertebrate from the Middle Devonian of Scotland. Palaeontology 45 (5): 933-941.
Rode, A. L., & B. S. Lieberman. 2002. Phylogenetic and biogeographic analysis of Devonian phyllocarid crustaceans. Journal of Paleontology 76 (2): 271-286.
Waloszek, D., & J. A. Dunlop. 2002. A larval sea spider (Arthropoda: Pycnogonida) from the Upper Cambrian ‘Orsten’ of Sweden, and the phylogenetic position of pycnogonids. Palaeontology 45 (3): 421-446.
Whittington, H. B., & D. E. G. Briggs. 1985. The largest Cambrian animal, Anomalocaris, Burgess Shale, British Columbia. Philosophical Transactions of the Royal Society of London 309: 569-609.
Wilson, H. M., & J. E. Almond. 2001. New euthycarcinoids and an enigmatic arthropod from the British coal measures. Palaeontology 44 (1): 143-156.