Iotuba

Iotuba
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 [1]

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.[2] It, and the possibly-synonymous taxon Eophoronis, resemble the 'priapulid' Louisella.[3]

References

  1. 1 2 Chen, J.-Y.; Zhou, G.-Q. (1997). "Biology of the Chengjiang Fauna". Bull. Natl. Museum Nat. Sci. 10: 11–105.
  2. 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.
  3. 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. PMC 1578734Freely accessible. PMID 16754615. doi:10.1098/rstb.2006.1846.
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