Download Comparative Dental Morphology: Selected Papers of the 14th by T. Koppe, G. Meyer, K. W. Alt, A. Brook, M. C. Dean PDF

By T. Koppe, G. Meyer, K. W. Alt, A. Brook, M. C. Dean

Enamel and their surrounding constructions are unheard of assets for addressing major questions in several disciplines. during this booklet, a world, multidisciplinary group of researchers addresses very important concerns on present features of dental morphology examine from evolutionary, anatomical, medical and archaeological views. In combining modern equipment of information acquisition and analyses, akin to molecular analyses and hugely complex non-destructive imaging applied sciences, the booklet demonstrates how information regarding quite a few points of dental morphology can be utilized to discover the evolution of vertebrate existence histories, a subject matter such a lot correct to our personal species. The chapters offer profound discussions on dental evolution, dental morphology, dental tissues, dental progress and improvement, in addition to on scientific facets of dental morphology. As a unique characteristic, the e-book presents new information regarding the function of the teeth as instruments in reconstructing the character and behavior of earlier populations.This booklet will function an enormous reference for researchers of dental sciences, anatomy, evolutionary biology, paleoanthropology, paleontology, archaeology, prehistoric anthropology, comparative anatomy, genetics, embryology, and forensic drugs.

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Read or Download Comparative Dental Morphology: Selected Papers of the 14th International Symposium on Dental Morphology, August 27-30, 2008, Greifswald, Germany (Frontiers of Oral Biology) PDF

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Extra info for Comparative Dental Morphology: Selected Papers of the 14th International Symposium on Dental Morphology, August 27-30, 2008, Greifswald, Germany (Frontiers of Oral Biology)

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6 Kovacs I: A systematic description of dental roots; in Dahlberg AA (ed): Dental Morphology and Evolution. Chicago, University of Chicago Press, 1971, pp 211–256. 7 Kinzey WG: Ceboid models for the evolution of hominoid dentition. J Hum Evol 1974;3:193–203. 8 Kay RF: The nut-crackers: a new theory of the adaptations of the Ramapithecinae. Am J Phys Anthrop 1981;55:141– 151. 9 Lambert JE, Chapman CA, Wrangham RW, Conklin-Brittain NL: Hardness of cercopithecine foods: implications for the critical function of enamel thickness in exploiting fallback foods.

Resulting data are free from operator measurement error, and allow the characterization and comparison of within-species variation in microwear texture attributes. Examples given here include four extant primate species (two folivores and two hard object fallback feeders), and two fossil hominin taxa. All groups show at least some individuals with simple microwear surfaces that suggest a lack of consumption of hard and brittle abrasive foods during the last few meals. On the other hand, some hard object fallback specimens have very complex surfaces consistent with consumption of hard, brittle foods.

The low sums for the electron microprobe analysis indicate that there may be some organic matrix present in this fossil, and this view is supported by recent findings of Schweitzer et al. [17, 18] who demonstrated the presence of organic material in Tyrannosaurus rex bone from the Cretaceous. Thus, the minerals in hard tissues may protect parts of the organic matrix from degradation. This effect may even be enhanced as the fossilization process proceeds with even more mineral deposition and a change in mineral composition to more resistant F-apatite.

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