2 weeks ago
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Scientists person discovered the remains of a caller dinosaur - feasting connected an past crocodile bone.
The caller find successful Argentina hails from a mysterious radical of dinosaurs called megaraptorans - and was thought to beryllium 23ft long.
It astir apt lived betwixt 66 and 70 cardinal years agone - adjacent to the clip dinosaurs went extinct - and was astatine slightest 19 years aged erstwhile it died, though scientists bash not cognize what killed it.
Researchers said they uncovered portion of a skull arsenic good arsenic an arm, limb and process bones from the Lago Colhue Huapi stone enactment successful Patagonia.
They noticed unsocial features successful the bones that made them realise this could beryllium a caller species.
The beforehand limb bony pressed against its jaws - belonging to an past comparative of crocodiles - could uncover clues to its diet.
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Megaraptorans prowled crossed what is present South America, Australia and parts of Asia, splitting disconnected into antithetic taxon implicit millions of years, according to experts.
They were known for their stretched-out skulls and "huge and precise almighty claws", the scientists added.
This latest subordinate of the megaraptoran clan - named Joaquinraptor casali - "fills a large spread by providing 1 of the astir implicit skeletons yet", said Federico Agnolin, with the Argentine Museum of Natural Science Bernardino Rivadavia.
Lucio Ibiricu with the Patagonian Institute of Geology and Palaeontology, who was portion of the find team, named the caller dinosaur successful representation of his lad Joaquin.
The probe was published successful the diary Nature Communications.
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