منابع مشابه
Molecular Palaeontology
In the broadest possible sense, molecular palaeontology might encompass any and all chemical traces left by onceliving organismsorby their life processes.Thiswould cover fields ranging from isotope geochemistry and biomineralization to molecular biology. However, in a more restricted sense, molecular palaeontology is the study of complex organic molecules made by once-living organisms. In some ...
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Cambrian Orsten-type fossils have yielded specimens with a uniquely detailed morphology from the early stages of animal evolution. A newly discovered crustacean larva illustrates how morphology and lifestyle over half a billion years ago closely resembled those of extant relatives.
متن کاملPalaeontology: Turtles in Transition
One of the major remaining gaps in the vertebrate fossil record concerns the origin of turtles. The enigmatic little reptile Eunotosaurus could represent an important transitional form, as it has a rudimentary shell that resembles the turtle carapace.
متن کاملRecent advances in Chinese palaeontology.
Discoveries are a driving force for progress in palaeontology. Palaeontology as a discipline of scientific inquiry has gained many fresh insights into the history of life, from the discoveries of many new fossils in China in the last 20 years, and from the new ideas derived from these fossils. This special issue of Proceedings of Royal Society B entitled Recent Advances in Chinese Palaeontology...
متن کاملPalaeontology: Scrapes of Dinosaur Courtship
Analysis of numerous trace fossils reveals 'nest scrape displays' made by dinosaurs that are analogous to those left by modern birds.
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ژورنال
عنوان ژورنال: Geology Today
سال: 1987
ISSN: 0266-6979,1365-2451
DOI: 10.1111/j.1365-2451.1987.tb00480.x