Results 141 to 150 of about 611 (157)
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Resolving Pterosaur Dietary Ecology using Tooth Microwear and Biomechanics

2019
Pterosaurs are an extinct group of Mesozoic flying reptiles that lived between 210 and 66 million years ago and whose diets are poorly constrained. A range of diets have been proposed, including piscivory, insectivory and carnivory, but it is unclear if these hypotheses hold up to scientific scrutiny.
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Tooth microwear analysis ofEotragus sansaniensis(Mammalia: Ruminantia), one of the oldest known bovids

Journal of Vertebrate Paleontology, 1992
ABSTRACT A comparative tooth micro wear data base was established and analyzed for seventeen extant ungulates (six browsing species, four mixed feeder species, and seven grazing species). The three dietary categories are clearly reflected by the microwear results.
Nikos Solounias, Sonja M. C. Moelleken
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Diet of Mongolian gazelles and Tibetan antelopes from steppe habitats using premaxillary shape, tooth mesowear and microwear analyses

Mammalian Biology, 2011
The diets of Procapra gutturosa (Mongolian gazelle) and Pantholops hodgsoni (Tibetan antelope) are investigated through premaxillary shape, mesowear, and microwear analyses. The objective of the study is to test the hypothesis that the two species have similarities in dietary habits and also similarities with arctic or subarctic ungulates such as ...
Florent Rivals   +2 more
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Rostral tooth microwear and ultrastructure of the barbels and rostrum tip in the Common Sawshark Pristiophorus cirratus and their proposed behavioural implications

2016
Although sawsharks are frequent by-catch in commercial deep-water fisheries, our understanding of their behaviour is limited; in particular with regards to how they use their barbels and rostrum. This project employed a variety of techniques to infer how sawsharks use their barbels and rostrum.
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Exploratory study of microwear signatures in human deciduous molars from the Tooth Fairy collections: methodological considerations

2017
Microwear texture analysis using a confocal microscope and scale-sensitive fractal analysis has made major contributions to dietary reconstruction in the last 15 years. However, very little work has been done with deciduous human teeth. Furthermore, the interpretation of microwear signatures remains difficult as many aspects of microwear formation are ...
Bas, Marlon   +2 more
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Brief communication: Diet‐induced changes in rates of human tooth microwear: A case study involving stone‐ground maize

American Journal of Physical Anthropology, 1996
M F, Teaford, J D, Lytle
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