Iotuba

Iotuba chengjiangensis
Temporal range: Chengjiang
Type specimen of Iotuba. From [1]
Scientific classification
Kingdom: Animalia
Phylum: incertae sedis
Genus: Iotuba
Species: I. chengjiangensis
Binomial name
Iotuba chengjiangensis
Chen et Zhou 1997 [2]

Iotuba chengjiangensis is a problematic Cambrian fossil with a U-shaped gut and tentacles, known from the Chengjiang biota. Originally interpreted as a phoronid, its affinity is currently disputed.[3] It, and the possibly-synonymous taxon Eophoronis, resemble the 'priapulid' Louisella.[4]

References

  1. Chen, J.-Y. & Zhou, G.-Q. 1997 Biology of the Chengjiang Fauna. Bull. Natl. Museum Nat. Sci. 10, 11–105.
  2. Chen, J.-Y. & Zhou, G.-Q. 1997 Biology of the Chengjiang Fauna. Bull. Natl. Museum Nat. Sci. 10, 11–105.
  3. DY Huang, J Vannier, JY Chen (2004). "Anatomy and lifestyles of Early Cambrian priapulid worms exemplified by Corynetis and Anningvermis from the Maotianshan Shale (SW China)". Lethaia.
  4. Conway Morris, S. (2006). "Darwin's dilemma: the realities of the Cambrian 'explosion'". Philosophical Transactions of the Royal Society B: Biological Sciences. 361 (1470): 1069–1083. doi:10.1098/rstb.2006.1846. PMC 1578734free to read. PMID 16754615
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