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Oesia

Summary

Oesia disjuncta is a monospecific genus of hemichordate known from the Middle Cambrian Burgess Shale.[1] 1147 specimens of Oesia are known from the Greater Phyllopod bed, where they comprise 2.18% of the community.[2] It was previously compared to the chaetognaths,[3] annelids and tunicates.[4]

Oesia
Temporal range: Middle Cambrian
Reconstruction of Oesia living in organic tube Margaretia
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Hemichordata
Genus: †Oesia
Walcott, 1911
Species:
†O. disjuncta
Binomial name
†Oesia disjuncta
Walcott, 1911

References edit

  1. ^ Nanglu, K.; Caron, J.; Conway Morris, S.; Cameron, C. (2016). "Cambrian suspension-feeding tubicolous hemichordates". BMC Biology. 14 (56): 56. doi:10.1186/s12915-016-0271-4. PMC 4936055. PMID 27383414.
  2. ^ Caron, Jean-Bernard; Jackson, Donald A. (October 2006). "Taphonomy of the Greater Phyllopod Bed community, Burgess Shale". PALAIOS. 21 (5): 451–65. Bibcode:2006Palai..21..451C. doi:10.2110/palo.2003.P05-070R. JSTOR 20173022. S2CID 53646959.
  3. ^ Szaniawski, H. (2009). "Fossil Chaetognaths from the Burgess Shale: A Reply to Conway Morris (2009)". Acta Palaeontologica Polonica. 54 (2): 361–364. doi:10.4202/app.2009.0030.
  4. ^ Nelson R Cabej (2019). Epigenetic Mechanisms of the Cambrian Explosion. Elsevier Science. p. 153. ISBN 9780128143124.