Sentences with phrase «of palaeontologists»

A Swiss - American team of palaeontologists headed by Torsten Scheyer and Carlo Romano from the University of Zurich demonstrate in their new study that the food nets during the Early Triassic did not recover in stages.

Acrotholus was identified by a team comprising of palaeontologists Evans, of the Royal Ontario Museum; and Ryan, of The Cleveland Museum of Natural History; as well as Ryan Schott, Caleb Brown, and Derek Larson, all graduate students at the University of Toronto who studied under Evans.

Not exact matches

Using a combination of biomechanical analysis and bone histology, palaeontologists from Beijing, Bristol, and Bonn have shown how one of the best - known dinosaurs switched from four feet to two as it grew.

When therefore we set out to study the events out of which it arose, and the part that its Founder played in them, we are not like archaeologists digging up the remains of a forgotten civilization, or palaeontologists reconstructing an extinct organism.

By 1967, the teachings of the Jesuit palaeontologist Fr.

Step - by - step, palaeontologists can see the switch from peg - like reptilian teeth to the differentiated teeth of mammals (incisors, canines, molars).

In our own decade, the works of Pierre Teilhard de Chardin, the noted Jesuit palaeontologist, have been published posthumously; they too follow the same general line as the English writers I have mentioned.

■ Fr Henri Breuil (1877 - 1961), Priest whose work as a palaeontologist and geologist has earned him the title of «father of pre-history.»

«The curse of zombie fossils: Palaeontologists investigate the macabre science behind how animals decay and fossilize.»

Unlike palaeontologists, cyber threat intelligence firms can't use carbon dating to identify the origins or age of their discoveries.

For 130 years palaeontologists have considered the phylogeny of the dinosaurs in a certain way.

«It's interesting to find that tyrannosauroids were definitely here in the south,» says Adam Yates, a palaeontologist at the University of Witwatersrand in Johannesburg, South Africa, who was not involved in the study.

The study also revealed phosphorus along the main shaft of the feathers in the fossil: palaeontologists had long thought that only impressions remained.

Some palaeontologists think stromatolites were formed when growing mats of cyanobacteria trapped sediments and eventually fossilised.

Analysis of the DNA of living mammals supports that timetable, but palaeontologists say that fossil evidence is lacking.

Daniel Fisher, a palaeontologist at the University of Michigan in Ann Arbor and an author of the latest study, reanalysed the tusk and agrees that the marks were probably caused by butchering, most likely to extract the roughly 7 kilograms of nutritious tissue that would have been found inside.

The international team, including palaeontologist from The University of Manchester, found a new set of trace fossils left by some of the first ever organisms capable of active movement.

Erik Sperling, a palaeontologist at Stanford University in California, compiled a database of 4,700 iron measurements taken from rocks around the world, spanning the Ediacaran and Cambrian periods.

Hint: it took chain saws, feathers and lots of latex, says vertebrate palaeontologist and evolutionary biologist Stephen Brusatte

Originally dubbed Palaeopotorous priscus, Latin for» [very] ancient», «ancient rat - kangaroo», by the now eminent Australian palaeontologists Prof. Tim Flannery (University of Melbourne) and Dr Tom Rich (Museums Victoria), the importance of these remains was suggested in their first unveiling to science.

Gould was a man of many parts — invertebrate palaeontologist, evolutionary theorist, historian of science, crusader against creationism and a prolific populariser of science with a slew of bestselling books.

Palaeontologists have long suspected that some dinosaurs migrated, but this is the first solid evidence of it, says Paul Barrett of the Natural History Museum in London.

Palaeontologists can decipher how ancient organisms lived and interacted using taphonomy, the study of how fossils form.

Foraminifera are a boon to palaeontologists as identifiers of geological strata and ancient environments.

Palaeontologists have long argued about how and why the giant ice age mammals became extinct, and in particular about the role of human hunters in the extinction.

James Kirkland, state palaeontologist at the Utah Geological Survey, identified the tooth as coming from the upper jaw of a lungfish in the extinct genus Ceratodus, a freshwater bottom - feeder which used massive tooth plates to crunch shelled animals.

This would be «a more sophisticated way of doing something we've done for a long time», says palaeontologist Peter Dodson of the University of Pennsylvania in Philadelphia, who was not involved in the work.

James Kirkland, a palaeontologist at the Utah Geological Survey, identified it as being from a lungfish of the extinct genus Ceratodus, which lived between 160 million and 100 million years ago.

But palaeontologist August Mayer wasn't having that: what he saw were the remains of a man who had spent his life on horseback despite a severe case of rickets, furrowing his brow in agony as a consequence, who hid himself away to die under 2 metres of fossil - laden sediment.

THE traditional image of the fossil - hunting palaeontologist — traipsing across parched badlands armed with nothing but hand tools and a sharp eye — may be in for an overhaul.

Matters of theory rarely disturbed the 20th - century palaeontologists; they assigned species names to practically every fossil they found until biologist Ernst Mayr, wielding insights from genetics, stunned them into embarrassed silence.

Palaeontologists fall into one of two camps when it comes to naming species, «lumpers» and «splitters».

As Dr. Sullivan further remarked, «The Cretaceous feathered dinosaurs of northeastern China have been astonishing palaeontologists and the public for almost two decades now, and the Daohugou Biota preserves their Jurassic counterparts in the same region.

Because the Daohugou Biota and the much better studied Jehol Biota are similar in preservational mode and geographic location, but separated by tens of millions of years, they give palaeontologists an outstanding, even unique, opportunity to study changes in the fauna of this region over a significant span of geological time and an important period in vertebrate evolution.

Palaeontologists have become used to being the butt of such jokes, ever since Michael Crichton's fantasy of recreating a dinosaur world reached the silver screen.

Unhatched dinosaur embryos are also very rare fossils, but Luis Chiappe of the Natural History Museum of Los Angeles County and a group of Argentine palaeontologists had earlier found bones in some of the thousands of eggs they uncovered in Patagonia.

Palaeontologists from Naturalis Biodiversity Center, Netherlands and the University of Bristol, United Kingdom, studied the fossil using high energy X-rays at the Swiss Light Source at the Paul Scherrer Institut in Switzerland, revealing the structure and development of teeth and bones.

Palaeontologists have finally found two intact skulls of a massive dinosaur called a titanosaur.

In 1979, after inspecting several ichthyosaurs from the UK, palaeontologist Dr Robert Appleby announced a new type of ichthyosaur called Protoichthyosaurus.

Now a detailed study led by palaeontologists Dean Lomax (The University of Manchester) and Professor Judy Massare (State University of New York), has re-examined and compared Protoichthyosaurus and Ichthyosaurus.

Jonathan Losos, an evolutionary biologist at Harvard University, approaches this through the contrasting views of the late Stephen Jay Gould and University of Cambridge palaeontologist Simon Conway Morris.

Palaeontologists initially thought that the bones of Albertavenator belonged to its close relative Troodon, which lived around 76 million years ago — five million years before Albertavenator.

Such a complete, exquisitely preserved skeleton of a small dinosaur was something that palaeontologists could only have dreamed about a decade ago.

Gould has a palaeontologist's vision of evolution.

Together with the palaeontologist Jean Vannier (CNRS / Université Claude Bernard Lyon 1 / ENS de Lyon) and other colleagues, the zoologist Brigitte Schoenemann from the University of Cologne played a leading role in this research.

The intriguing story of how whale evolution was unpicked is told in The Walking Whales, revealing what it's like to be a globe - trotting palaeontologist

Dean Lomax, a palaeontologist and Honorary Scientist at The University of Manchester, working with Professor Judy Massare of Brockport College, New York, have studied thousands of ichthyosaur fossils and have delved through hundreds of years of records to solve an ancient mystery.

«It's not what I would have expected, but it seems to fit the evidence in general,» says Tom Holtz, a dinosaur palaeontologist at the University of Maryland in College Park.

In terms of its regal name, T. rex now has a rival in Rhinorex condrupus, a new dinosaur described by US palaeontologists.

Palaeontologists believe the jaws of the massive Tyrannosaurus rex were so powerful they could crush bones.