单词 | fossilisation |
例句 | The team performed rigorous laboratory experiments on black, ginger, and white feathers to track how phaeomelanin pigments degrade during the fossilisation process, which backs up their interpretations of the fossil chemistry. Ginger pigment molecules found in fossil frogs 2023-10-06T04:00:00Z "It's got the head and the body attached, and the fossilisation of the creature's skin and fatty tissues around the outside of its body - all of that makes this a really rare find." Ancient lizard-like species discovered in Australia 2023-08-09T04:00:00Z To provide additional support for this idea, the researchers artificially matured the blubber of a modern porpoise, exposing it to high temperatures and pressures - as it would be during the process of fossilisation. Fossil preserves 'sea monster' blubber 2018-12-05T05:00:00Z As study researcher Daniel Field, from the University of Bath, put it, most skull fossils are "squashed flat during the fossilisation process". How birds got their beaks 2018-05-02T04:00:00Z “I am interested on how the fossilisation process might affect our interpretation of past dinosaur diversity,” Chiarenza went on to say. A glimpse of when Canada's badlands were a lush dinosaur forest by the sea | Elsa Panciroli 2017-09-27T04:00:00Z B. markmitchelli is remarkable because the osteoderms are covered by a keratin sheath, an organic layer that is usually lost in the fossilisation process. Armoured tank-like dino used camouflage to hide - BBC News 2017-08-03T04:00:00Z A small rat-like mammal that lived and died in a swamp 125m years ago was so well preserved by the fossilisation process that its fur, skin and organs are still visible today. Prehistoric rat-like mammal fossil is earliest showing fur, skin and organs 2015-10-14T04:00:00Z It will look at topics including the physical appearance of dinosaurs, their diet, how they attacked and defended, fossilisation and their eventual extinction. Dinosaur experts' online university 2013-08-01T16:02:25Z These layers are lost or compacted through fossilisation so they reflect light differently, causing a change in their appearance. In pictures: Colouring in dinosaurs 2013-07-01T01:50:44Z Diagram showing different state of fossilisation of a cell of a Tabulate Coral 15 11. The Chain of Life in Geological Time A Sketch of the Origin and Succession of Animals and Plants 2011-06-01T02:00:24.880Z One of the most momentous of these results is the fossilisation of social and mental conditions. Folklore as an Historical Science He was thinking that there was even more of an official fossilisation of Sir Rupert's earlier nature than Sir Rupert himself had suspected or described. The Dictator We can only suppose that the limited areas in which land plants have been so abundantly preserved, did not present the conditions which are needed for the fossilisation and preservation of mammalian remains. Darwinism (1889) FOSSILISATION.—The term "fossilisation" is applied to all those processes through which the remains of organised beings may pass in being converted into fossils. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science Experiments were made many years ago by M. Goppert to illustrate the process of fossilisation of ferns. The Story of a Piece of Coal What It Is, Whence It Comes, and Whither It Goes Their invertebrate ancestors were soft organisms without skeleton, and thus incapable of fossilisation, as is still the case with the lowest vertebrates—the Acrania and Cyclostoma. The Evolution of Man — Volume 2 These different forms of fossilisation may easily be understood if we examine the mud recently thrown out from a pond or canal in which there are shells. The Student's Elements of Geology Many other fossils besides wood—such as shells, corals, sponges, &c.—are often found silicified; and this may be regarded as the commonest form of fossilisation by replacement. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science These processes are numerous and varied; but there are three principal modes of fossilisation which alone need be considered here. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science It is absolutely inevitable in the circumstances of the fossilisation of organisms. The Evolution of Man — Volume 2 |
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