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Nephrozoa

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Nephrozoa
Temporal range:Ediacaran-Present,558–0Ma
EchinodermChordataEcdysozoaHemichordataLophotrochozoaPlatyzoa
Scientific classificationEdit this classification
Domain: Eukaryota
Kingdom: Animalia
Subkingdom: Eumetazoa
Clade: ParaHoxozoa
Clade: Bilateria
Clade: Nephrozoa
Jondeliuset al.,2002
Subdivisions
Synonyms

EubilateriaAx,1987

Nephrozoais a proposed majorcladeofbilateriananimals.It includes all bilaterians other thanXenacoelomorpha.It contrasts with theXenambulacrariahypothesis, which instead posits that Xenacoelomorpha is most closely related toAmbulacraria.[1][2][3][4][5]Which hypothesis is correct is controversial. Authors supporting the Xenambulacraria hypothesis have suggested that the genetic evidence used to support Nephrozoa may be due to systematic error.[1]

Below is a proposedphylogenetic treeof Nephrozoa:

Bilateria

References[edit]

  1. ^abPhilippe, Hervé; Poustka, Albert J.; Chiodin, Marta; Hoff, Katharina J.; Dessimoz, Christophe; Tomiczek, Bartlomiej; Schiffer, Philipp H.; et al. (2019). "Mitigating Anticipated Effects of Systematic Errors Supports Sister-Group Relationship between Xenacoelomorpha and Ambulacraria".Current Biology.29(11): 1818–1826.e6.doi:10.1016/j.cub.2019.04.009.hdl:21.11116/0000-0004-DC4B-1.ISSN0960-9822.PMID31104936.S2CID155104811.
  2. ^Marlétaz, Ferdinand (2019-06-17)."Zoology: Worming into the Origin of Bilaterians".Current Biology.29(12): R577–R579.doi:10.1016/j.cub.2019.05.006.ISSN0960-9822.PMID31211978.
  3. ^Kapli, Paschalia; Telford, Maximilian J. (11 Dec 2020)."Topology-dependent asymmetry in systematic errors affects phylogenetic placement of Ctenophora and Xenacoelomorpha".Science Advances.6(10): eabc5162.doi:10.1126/sciadv.abc5162.PMC7732190.PMID33310849.
  4. ^Kapli, Paschalia; Natsidis, Paschalis; Leite, Daniel J.; Fursman, Maximilian; Jeffrie, Nadia; Rahman, Imran A.; Philippe, Hervé; Copley, Richard R.; Telford, Maximilian J. (2021-03-19)."Lack of support for Deuterostomia prompts reinterpretation of the first Bilateria".Science Advances.7(12): eabe2741.Bibcode:2021SciA....7.2741K.doi:10.1126/sciadv.abe2741.ISSN2375-2548.PMC7978419.PMID33741592.
  5. ^Marlétaz, Ferdinand; Peijnenburg, Katja T.C.A.; Goto, Taichiro; Satoh, Noriyuki; Rokhsar, Daniel S. (2019-01-21)."A New Spiralian Phylogeny Places the Enigmatic Arrow Worms among Gnathiferans".Current Biology.29(2): 312–318.e3.doi:10.1016/j.cub.2018.11.042.PMID30639106.

Further reading[edit]

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