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Showing results for tags 'rawnsley quartzite'.
Oxytropidoceras posted a topic in Fossil News555 myo fossils reveal early Arkarua feeding habits An international team of researchers has shed light on the feeding mode of Pentaradial Arkarua, strange, alien-like creature. By Annemarie Gaskin, University of Adelaide. University of Adelaide Newsroom, cosmos, April 6, 2021 The open access paper is: Cracknell, K., García-Bellido, D.C., Gehling, J.G. et al. Pentaradial eukaryote suggests expansion of suspension feeding in White Sea-aged Ediacaran communities. Scientific Reports 11, 4121 (2021). https://doi.org/10.103
Until recently classified as a jellyfish, Medusina mawsoni is now considered to be the trace where a holdfast where a rangeomorph such as Rangea was connected to the substrate as in Charniodiscus being the base of Charnia. This specimen is thus about 555 million years old and is from the Rawnsley Quartzite.
Oxytropidoceras posted a topic in Fossil NewsA Family of Explorers in Search of Some of Earth’s Oldest Fossils by Emily Hughes, National Geographic, June 28, 2017 http://voices.nationalgeographic.com/2017/06/28/a-family-of-explorers-in-search-of-some-of-earths-oldest-fossils/ Dr. Mary Droser, University of California, Riverside http://earthscience.ucr.edu/droser.html Mary Droser studies ediacara fossils, August 2 2013 http://www.abc.net.au/news/2013-08-02/mary-droser-studies-ediacara-fossils/4862498 Yours, Paul H.