Wednesday, July 15, 2020
Paleontology

Paleontology

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In a new report, paleontologists Lauren Sallan and Jack Stack re-examine the “enigmatic and strange” prehistoric fish Tanyrhinichthys mcallisteri.
Paleontology

300-million-year-old fish resembles a sturgeon but took a different evolutionary path

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Pictured left is an exceptionally preserved male pollen cone of Araucaria huncoensis showing characteristic cylindrical shape and many long, pointed bracts at the base. Pictured right is a leafy branch fossil of Araucaria huncoensis, showing rare preservation of a branching point connecting two leafy branch segments and a connected growth point on the right segment. The branches are usually shed from the tree as individual segments.
Paleontology

New Argentine fossils uncover history of celebrated conifer group

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Life reconstruction of the giant wombat relative Mukupirna nambensis on the shores of Lake Pinpa 25 million years ago. Also shown are stiff-tailed ducks (foreground) and flamingos (background), the remains of which are known from the same fossil deposit. Credit: Painting by Peter Schouten.
Paleontology

Big-boned marsupial unearths evolution of wombat burrowing behavior

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Illustration of Borealopelta markmitchelli dinosaur by Julius Csotonyi. Credit: © Royal Tyrrell Museum of Palaeontology
Paleontology

Scientists discover what an armored dinosaur ate for its last meal

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What the ankylosaur Bissektipelta archibaldi might look like. Credit: the authors of the paper.
Paleontology

Palaeontologists create most detailed virtual 3-D-model of endocranial cast and blood...

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The fossilized jaw of an Overoraptor chimentoi, a new species of dinosaur discovered in Argentine Patagonia
Paleontology

Argentine paleontologists discover small carnivorous dinosaur

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Ichthyosaur
Paleontology

Nevada home to 246M-year-old fossil of pregnant ichthyosaur

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UT Austin scientists found that the fossil millipede Kampecaris obanensis was 425 million years old. Credit: British Geological Survey
Paleontology

World’s oldest bug is fossil millipede from Scotland

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URI graduate student Reilly Hayes (left) and undergraduate Amanda Bednarick examine an outcrop for fossils at Petrified Forest National Park as part of their research. Credit: Amanda Bednarick
Paleontology

Asteroid, climate change not responsible for mass extinction 215 million years...

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The attached image shows Wightia declivirostris flying over an oxbow lake in the valley of the ancient Wessex River that flowed from Devon to the Isle of Wight. Credit: Megan Jacobs
Paleontology

Chinese pterodactyl wings its way to the United Kingdom

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Normal and malformed spores from East Greenland. Credit: John Marshall
Paleontology

Erosion of ozone layer responsible for mass extinction event

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Big theropod dinosaurs such as Allosaurus and Ceratosaurus ate pretty much everything -- including each other, according to a new study. Credit: PLOS ONE
Paleontology

In stressed ecosystems Jurassic dinosaurs turned to scavenging, maybe even cannibalism

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Original artwork depicting the moment the asteroid struck in present-day Mexico. Credit: Chase Stone
Paleontology

Dinosaur-dooming asteroid struck earth at ‘deadliest possible’ angle

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An artistic life reconstruction of Nannopterygius. Credit: Andrey Atuchin
Paleontology

Fishing rod ‘selfie stick’ and scientific sleuthing turn up clues to...

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An artist’s impression of what an elaphrosaur may have looked like. Credit: Ruairidh Duncan
Paleontology

Elaphrosaur : Australia’s first elaphrosaur discovered in Victoria

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Robert Reisz examined fossils from the embryos of Lufengosaurus, an early sauropodomorph species that predates more recognizable sauropods. Credit: David Mazierski
Paleontology

New research examining dinosaur tooth fossils provides crucial insight into vertebrate...

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In this artist's depiction of wildlife from Alberta, Canada, 77 million years ago, the tyrannosaur Daspletosaurus hunts a young horned Spinops, while an adult Spinops tries to interfere and a Coronosaurus watches from a distance. Credit: Julius Csotonyi.
Paleontology

T. rex’s long legs were made for marathon walking

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Marsupites
Paleontology

Strange hollow ball-like structures found in 80-million-year-old fossils

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This two-billion-year-old shungite records evidence for balmy, oxygen-rich conditions on the early Earth. Credit: K. Paiste.
Paleontology

Ancient rocks show high oxygen levels on Earth 2 billion years...

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A close-up image showing the damaged head and body of the Dorsetichthys bechei with the arms of the Clarkeiteuthis montefiorei clamped around it Credit: Malcolm Hart, Proceedings of the Geologists' Association
Paleontology

Fossil reveals evidence of 200-million-year-old ‘squid’ attack

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