Sentences with phrase «vertebrate fossils»
"Vertebrate fossils" refers to the remains or impressions of animals that had a backbone or spine, such as skeletons or teeth, that have been preserved in rocks over time. Full definition
2018-04-08 14:45 Compound Forms / Forme composte dating Direct U — Th dating of vertebrate fossils with minimum sampling destruction and application to museum specimens
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Since the discovery of well - preserved fossils of an early Cretaceous sauropod dinosaur from Tanba in August 2006, our museum saff have been engaging themselves to excavation of dinosaur and other Cretaceous vertebrate fossils from this and adjacent regions, as well as academic studies on the resultant materials.
These events are not new, however, and recent road development in the Atacama region of Chile serendipitously revealed a large and unique collection of marine vertebrate fossils that may shed some light on the phenomenon.
In 2014, Conway Morris was part of the team that discovered Metaspriggina: one of the oldest - known vertebrate fossils, perhaps over 500 million years old, which displayed hints of a gill structure, as well as the muscle arrangement of an active swimmer.
Compound Forms / Forme composte dating Direct U — Th dating of vertebrate fossils with minimum sampling destruction and application to museum specimens
The fossil comes from the site of the Quercy phosphorites in south - west France, which has thrown up many vertebrate fossils over the years.
Remains of ostracoderms (jawless, armored fish) from Ordovician rocks comprise some of the oldest vertebrate fossils.
For over a decade, the University of Alaska Museum has been expanding its estimate of the richness and extent of Mesozoic vertebrate fossil beds and trackways in arctic Alaska.
«In Japan, many important vertebrate fossils have been discovered by amateurs because most of the land is covered with vegetation, and there are few exposures of fossil - bearing Cretaceous rocks.
The studies» analysis of sedimentary layers deposited with early terrestrial vertebrate fossils established that portions of our distant ancestors» environment dried out seasonally, but year - round much of it was, yep, a swamp.
The data obtained allow researchers to compare the Miocene whale feeding habits to those of the extant sea whale, and strengthen the preservation potential of the Ica desert for the marine vertebrate fossil record.
Marine reptiles were among the first vertebrate fossils known to science and were key to the development of the theory of evolution.
Most vertebrate fossils are known from a very limited number of places on Earth, so Christian's goal of understanding the geographic complexity of extinction and recovery is a big one.
The newly - redesigned vertebrate fossil halls, which occupy the entire fourth floor, are stunning.
The West Coast Fossil Park, the most prolific source of late tertiary vertebrate fossils in the world, and Saldanha Bay's ore harbour, where you'll find some of the world's largest ocean carriers, are also close by.
The Middle Awash scientists analyzed more than 150,000 vertebrate fossils from the site, from rats to foxes to saber - toothed cats, along with hundreds of geologic samples, to arrive at a detailed understanding of Ardi's habitat.
She is particularly concerned with assessing the role that fossils play in the interpretation of modern biodiversity and phylogenetics, as well as the role that phenotypic variation plays in the interpretation of vertebrate fossils and systematics.
In a study published in July, he and a team identified four legs on the 272 - vertebrate fossil, with hind legs nearly twice the size of the front legs.
In the United States, almost no vertebrate fossils from the Early Triassic epoch (252 to 247 million years ago) have been scientifically described until now.
Though no vertebrate fossils were discovered, the team did collect abundant and well - preserved Cretaceous invertebrates (e.g., ammonites, gastropods, bivalves), fossil wood, and geological samples.