''Inaria'' is an

Ediacaran The Ediacaran Period ( ) is a geological period that spans 96 million years from the end of the Cryogenian Period 635 million years ago (Mya), to the beginning of the Cambrian Period 538.8 Mya. It marks the end of the Proterozoic Eon, and th ...

fossil A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved ...

. It is found in the Chace Range in Australia, and the

White Sea The White Sea (russian: Белое море, ''Béloye móre''; Karelian and fi, Vienanmeri, lit. Dvina Sea; yrk, Сэрако ямʼ, ''Serako yam'') is a southern inlet of the Barents Sea located on the northwest coast of Russia. It is su ...

area in Russia. It has radial symmetry and has been described as a tentacle-less cnidarian. The organism had a sac-like body that resembled a cluster of garlic or conical flask in shape, with a broad bulbous base embedded in the mud, and a tube extending above the sea floor. The body cavity of ''Inaria'' was a single chamber with the inner surface of the body wall forming deep invaginations that partitioned the cavernous stomach into several septa. In its deep environment it seems that it was the only species. ''Inaria'' was found in lower shoreface muds.

Australia Post Australia Post, formally the Australian Postal Corporation, is the government business enterprise that provides postal services in Australia. The head office of Australia Post is located in Bourke Street, Melbourne, which also serves as a post o ...

issued a 50 cent stamp featuring ''Inaria'' on 21 April 2005 in a series entitled Creatures of the slime. One species known as ''Inaria karli'' was named by Jim Gehling in 1987. He published in ''A Cnidarian of Actinian-Grade from the Ediacaran Pound Subgroup of South Australia''. Alcheringa 12: 299-314.

References

* D. Grazhdankin (2000) ''The Ediacaran genus Inaria : a taphonomic/morphodynamic analysis''. Neues Jb. Geol. Paläont. Abh. 216: 1-34. * McMenamin, Mark A. S. The Garden of Ediacara New York: Columbia University Press, 1998.

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stamp artist

Patterns of Distribution
{{Taxonbar, from=Q2317969 Ediacaran life Enigmatic prehistoric animal genera White Sea fossils Fossil taxa described in 1988

See also

References

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