Sentences with phrase «ichthyosaur from»

In 2004, a team led by Elizabeth Nicholls of the Royal Tyrrell Museum in Drumheller, Canada, excavated a monstrous ichthyosaur from 210 - million - year - old rocks in British Columbia.

In 2002, Motani estimated that Stenopterygius, a 180 - million - year - old ichthyosaur from Europe, had a cruising speed comparable with tuna, which are among the fastest of all living fish (Paleobiology, vol 28, p 251).

Now it seems a 3 - metre ichthyosaur from 157 million years ago supported a similar community.

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

Not exact matches

Paul said «Initially, the bone just looked like a piece of rock but, after recognising a groove and bone structure, I thought it might be part of a jaw from an ichthyosaur and immediately contacted ichthyosaur experts Dean Lomax (University of Manchester) and Prof. Judy Massare (SUNY College at Brockport, NY, USA) who expressed interest in studying the specimen.

Lomax and Massare identified the specimen as an incomplete bone (called a surangular) from the lower jaw of a giant ichthyosaur.

Cephalopod remains appear to dominate the stomach contents of a newly analyzed ichthyosaur fossil from nearly 200 million years ago.

Now, the authors of the present study report what they believe to be the first Jurassic ichthyosaur found in India, from the Kachchh area in Gujarat.

A new near - complete fossilized skeleton is thought to represent the first Jurassic ichthyosaur found in India, according to a study published October 25, 2017 in the open - access journal PLOS ONE by Guntupalli Prasad from the University of Delhi, India, and colleagues.

For their study, the researchers looked at three sets of fossils (now housed in museums in Denmark, England, and Texas) of widely disparate creatures from different eras: a leatherback turtle that lived about 55 million years ago, a large predator called a mosasaur that lived about 86 million years ago, and an ichthyosaur that swam the seas between 190 million and 196 million years ago.

That's because most ichthyosaur bones from this period have been found in regions farther north like Europe and North America.

Scientists in Britain have identified what they say is the world's oldest fossilized vomit — a collection of shells from an extinct squidlike creature swallowed long ago by an ichthyosaur.

Scientists know a good deal about these animals from the fossil record, but newly published results in Historical Biology, gleaned from a long - forgotten specimen recently discovered in the Lapworth Museum of Geology at the University of Birmingham in the United Kingdom, are recasting both the size and diets of baby ichthyosaurs.

In the years that followed, many eminent scientists, including Sir Richard Owen (the man who coined the word dinosaur), studied ichthyosaur fossils collected from Dorset, Somerset, Yorkshire and other locations in England.

All other marine reptiles, apart from the dolphin - like ichthyosaurs, died out.

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

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.

The new fossil of the presumed proto - ichthyosaur was unearthed from rocks in eastern China in 2011.

«We won't find them because ichthyosaurs and their kin emerged from a group that was already strongly aquatic.»

He re-told the familiar tale of the evolution of land animals from ancient fish, and then considered the return of various groups of reptiles, birds and mammals to an aquatic existence: ichthyosaurs and plesiosaurs, crocodiles, sea - snakes, penguins, whales, dolphins and porpoises, manatees and dugongs, and seals — as well as polar bears, otters and water voles, who hunt in water.

This new jawbone changes our picture of ichthyosaurs dramatically — not only does it beat out the largest - known shastasaurid, the 69 - foot Shonisaurus sikanniensis, it may reveal that mysterious bones discovered in other parts of the UK are also from giant ichthyosaurs:

We argue here that the Aust bones, previously identified as those of dinosaurs or large terrestrial archosaurs, are jaw fragments from giant ichthyosaurs.»

Previous research showed ichthyosaurs varied in length, from just a few centimeters (at the smallest) to around 15 meters (at the largest).

Following his hunch that it could be from the prehistoric ichthyosaur, he sent two samples to marine labs — one to Dean Lomax at the University of Manchester, and another to Dr. Judy Massare at the SUNY Brockport in New York.

Prior to the present ichthyosaur discovery, a cryptoclidid plesiosaur, a Middle - Late Jurassic plesiosaur widely known from western Europe, was documented from the Upper Jurassic Katrol Formation [30].

The articulated nature of the Kachchh ichthyosaur and the previous record of plesiosaur remains from the Kimmeridgian and Tithonian rocks of the Kachchh Mainland further indicates that focused research in remote areas of Kachchh may lead to more exciting finds in the future.