Sentences with phrase «which paleontologists»

«You have the contributions of amateur researchers like «Gogga» Brown, who was largely ignored in his 19th century heyday, the evidence from footprints, which some paleontologists disbelieved because they conflicted with the skeletal evidence, and of course the importance of well - curated museum collections that provide scientists today an opportunity to study specimens collected 140 years ago.»

The team identified them as ape and Old World monkey ancestors from the features of their molars, which paleontologists routinely use to tell primates apart.

Its name means egg thief, which paleontologists working in Mongolia in the 1920s gave to fossils of this slender, two - legged creature that were resting by a nest of eggs — eggs the paleontologists assumed the dinosaur must have been devouring.

The other possibility, says Persons, is a smaller theropod called Nanotyrannus lancensis, which some paleontologists suggest is merely an immature T. rex, as opposed to a separate species.

Not exact matches

Chinese paleontologists reported a new lacewing species that can mimic liverworts, which is a rare camouflage in both modern and fossil ecosystems.

It actually is possible for us to know what sort of diet our remote ancestors ingested, because the paleontologists, (anthropologists who study ancient sites etc) painstakingly collect human droppings, which are then analyzed for components which tell us what they ate.

The authors of the new study have proposed that the Haarlem specimen be assigned to a new genus, for which they suggest the name Ostromia — in honor of the American paleontologist John Ostrom, who first identified the fossil as a theropod dinosaur.

But we do know that it doesn't seem to interact very much with anything — which, for the cosmic paleontologist, is a great asset.

LMU paleontologist Oliver Rauhut and Christian Foth from the Staatliches Museum für Naturkunde in Stuttgart have re-examined the so - called Haarlem specimen of Archaeopteryx, which is kept in Teylers Museum in that Dutch city and has gone down in history as the first member of this genus to be discovered.

«Holland had a spectacular rebuttal,» says Lamanna, referring to a withering 1910 paper by the Carnegie paleontologist, which included illustrations based on Tornier's claims.

With the new reconstruction, paleontologists can now analyze the trackways and better determine things such as the sizes, motions, and walking speeds of the dinosaurs that left the footprints — which, in turn, may reveal whether an ancient predator really «chased» its prey along an ancient shoreline or merely ambled by at about the same time.

An open mind would also make for better science: Confronted with similar issues, Western paleontologists have learned the value of training people from the foreign countries in which they work.

The exhibit of which the museum is most proud is a simple, life - size diorama in which two khaki - clad paleontologists are squatting and peering down at the bones of a fossilized dinosaur.

Now, analysis of the bones of KNM - TH 28860 is helping paleontologists prune out the hairy Miocene apes from those from which we are descended.

Several paleontologists took issue with his team's reconstruction of the dinosaur, which combined the new partial skeleton with earlier fragmentary finds of specimens that differed in size, as well as data from Stromer's surviving notes.

It's a common complaint regarding Moroccan finds, many of which are unearthed by locals, cleaned up and sold to paleontologists in shops with no associated material, or geological context, to place and date the animal.

The paleontologists who analyzed two partial skulls found in South Carolina — one recently discovered by a diver and the other unearthed from the same formation more than 30 years ago — put the long - extinct creature in a new genus dubbed Inermorostrum, which roughly translated from Latin means «defenseless snout.»

Now scientists around Ludwig - Maximilians - Universitaet (LMU) in Munich paleontologist Professor Bettina Reichenbacher have described a new fossil cichlid discovered in Upper Miocene strata in East Africa, which provides new insights into the evolutionary history of the group.

Like Mononykus, Shuvuuia looks a bit like a dinosaur, which is not surprising since most paleontologists believe that birds evolved from dinosaurs.

The journal Palaeontology is publishing an analysis of the footprints led by Anthony Martin, a paleontologist at Emory University in Atlanta who specializes in trace fossils, which include tracks, burrows and nests.

When dinosaurs were first discovered, paleontologists considered them overgrown reptiles, which presumably meant they must be cold blooded too.

Traditionally, paleontologists have put forward alternative scenarios in which flight evolved either from the trees down or the ground up.

Paleontologists will keep reviewing evidence to determine which interpretation is more accurate.

But in a paper published today in Science Advances, paleontologists reveal what was really going on — that «beak» is actually part of a hammerhead - shaped jaw apparatus, which it used to feed on plants on the ocean floor.

More recently, Daniel Fisher, a respected paleontologist at the University of Michigan in Ann Arbor, took a close look at the fractures and found patterns he says are consistent with blows from a rounded stone, which leave a characteristic notch at the point of impact.

The research team, which included co-author Dr. Natalia Rybczynski, a Research Associate and paleontologist with the Canadian Museum of Nature, were able to study recovered bones from the skull, jaws and teeth, as well as parts of the skeleton from two individuals.

A highlight of his career came in 2001 when the Paleontological Society recognized his achievements by awarding him the Harrell L. Strimple Award, which celebrates exceptional amateur paleontologists.

«This was a pretty big [multituberculate] and one that clearly ate plants, [which we can tell] because of the complexity of its teeth,» said study co-researcher Steve Brusatte, a paleontologist at the University of Edinburgh in Scotland.

Brasier — who died in a car accident in 2014, at the age of 67 — was a Shiva - like figure among Ediacaran paleontologists, slashing down flimsy theories and widening the domain of that which can not be definitively stated.

For decades, paleontologists have puzzled over the microscopic fossils of Pseudooides, which are smaller than sand grains.

Shortly afterwards, a team led by paleontologist Derek Briggs of Yale University showed for the first time that cellular structures called melanosomes, which contain the melanin pigments that give color to skin and hair in humans and plumage in birds, can be preserved in fossil feathers.

Unearthing such species, he adds, could help paleontologists identify the terrestrial creatures from which ichthyosaurs evolved.

In 2006, for example, a team led by paleontologist Zhe - Xi Luo, now of the University of Chicago, reported the discovery in China of a 164 - million - year - old docodont named Castorocauda lutrasimilis, which apparently not only swam but might also have eaten fish — adaptations not previously known among such early mammals.

Ichthyosaurs (which in Greek means «fish lizards») lived from about 248 million years ago to about 95 million years ago, says Da - Yong Jiang, a vertebrate paleontologist at Peking University in Beijing.

For more than 100 years, paleontologists have debated which came first: dinosaur eggs or prehistoric chickens.

Paleontologists have only a pair of lower jaw fragments to go on, the larger of which (pictured above) is almost 11 inches long.

Fossil sites often contain the jumbled bones of several animals, and paleontologists must determine which bone belongs to which animal.

Over the past decade paleontologists have unearthed a number of striking fossils from amphibious whalessuch as the bizarre - looking Ambulocetus, which moved easily between land and sea on well - developed limbsand wholly aquatic ones.

Here, just a five - minute limo ride from Beverly Hills, paleontologists have over the last century removed some 3.5 million fossilized animals and plants from the La Brea «matrix» — scientists» term for the asphalt, clay, and sand mix in which the old bones are found.

But paleontologists often focus on smaller fryespecially with regard to the origin of birds, which are believed to have evolved from petite, predatory dinosaurs.

«For the first time we found more complex, compound structures, together with simpler hairlike structures» in a plant - eating dinosaur, Kulindadromeus zabaikalicus, which lived about 175 million years ago, said Pascal Godefroit, a paleontologist at the Royal Belgian Institute of Natural Sciences in Brussels, «that really resemble the protofeathers in advanced» meat eaters.

Based on the position of fossils in the layers of the Earth's crust, paleontologists can determine which animals predate other animals and which animals lived at the same time.

The story misses this important development, that long before finding the first feathered dinosaur in the mid 1990s, the vast majority of paleontologists and an increasing number of young ornithologists realized and had accepted the mountain of osteological evidence, which Ostrom had pioneered, that frames birds as dinosaur descendants.

A mass extinction about 200 million years ago, which destroyed at least half of the species on Earth, happened very quickly and is demonstrated in the fossil record by the collapse of one - celled organisms called protists, according to new research led by a University of Washington paleontologist.

6:26 p.m. Postscript I have to note a broader point relating the clash of hominids at the heart of this movie to the Medea hypothesis of the paleontologist Peter Ward, which Ward explored in the context of human population growth in an interesting interview with Scott Thill for AlterNet.

In Hungary, paleontologists found the fossilized remains of a previously unknown freshwater sea beast, which has since been dubbed Pannoniasaurus.