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Showing results for tags 'atacama'.
Found 7 results
South American great whites
ThePhysicist posted a gallery image in Members Gallery
Chilean Great White Teeth
RickCalif posted a gallery image in Members Gallery
From the album: Shark teethGreat White teeth from the Atacama Desert, caldera near Copiapo in Chile. They date from lower Pliocene Huarra Formation to the upper Miocene 4-6 million years ago.These teeth aren’t coming out any more due to export restrictions, so its difficult to get these quality Chilean specimens any more
New Titanosaur from Chile
Tidgy's Dad posted a topic in Fossil NewsFrom the BBC ! https://www.bbc.com/news/world-latin-america-56814655
Life on Earth Before Oxygen in the Archean
Oxytropidoceras posted a topic in Fossil NewsWe may Finally know what life on Earth breathed before there was oxygen By Carly Cassella, ScienceAlert The open access paper is: Visscher, Pieter T., Kimberley L. Gallagher, Anthony Bouton, Maria E. Farias, Daniel Kurth, Maria Sancho-Tomás, Pascal Philippot et al. "Modern arsenotrophic microbial mats provide an analogue for life in the anoxic Archean." Communications Earth & Environment 1, no. 1 (2020): 1-10. Yours, Paul H.
Raptorial Physeteroid Incisor (Chile)
Macrophyseter posted a gallery image in Members Gallery
From the album: Marine MammalsScaldicetus sp? Found in Atacama Desert Region 3 of Chile Dated Messinian Stage of Miocene (≈7 mya) Measures 14 cm (5.5 inches)
Six-gill cow shark
Max-fossils posted a fossil in Sharks & RaysA nice upper shark tooth from the six-gill cow shark, from Chile. Possibly from a male. One cusp is missing (far right in first photo).
Hexanchus from Chile
Max-fossils posted a topic in Fossil IDHi all, I have here a six-gill cow shark tooth (Hexanchus) from the Atacama desert. I do have a few questions about it: What is the species name? What position in the jaw is it? Exactly how old is it? (I'd like this to be as precise as possible; if you could tell me the precise stage it would be perfect!) Thanks for the help! Max