Results 21 to 30 of about 869 (181)
Understanding the diets and trophic relationships of toothed whales is central to understanding their roles in marine ecosystems, and associated conservation issues.
Mark A. Purnell +3 more
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Diet in Mesolithic Europe: New evidence from dental microwear
Palaeodietary reconstruction is a key to understanding Mesolithic lifeways. Dental microwear analysis is a tool for investigating palaeodiet using microscopic tooth wear patterns.
T. Rowan McLaughlin
doaj +1 more source
Can dental microwear textures record inter-individual dietary variations? [PDF]
BACKGROUND: Dental microwear analyses are commonly used to deduce the diet of extinct mammals. Conventional methods rely on the user identifying features within a 2D image.
Gildas Merceron +3 more
doaj +1 more source
Surface Replication, Fidelity and Data Loss in Traditional Dental Microwear and Dental Microwear Texture Analysis [PDF]
AbstractDental microwear studies often analyze casts rather than original surfaces, although the information loss associated with reproduction is rarely considered. To investigate the sensitivity of high magnification (150x) microwear analysis to common surface replication materials and methods, we compared areal surface texture parameters (ISO 25178-2)
Mihlbachler, Matthew C. +2 more
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Dental microwear and diet of the Plio-Pleistocene hominin Paranthropus boisei.
The Plio-Pleistocene hominin Paranthropus boisei had enormous, flat, thickly enameled cheek teeth, a robust cranium and mandible, and inferred massive, powerful chewing muscles. This specialized morphology, which earned P. boisei the nickname "Nutcracker
Peter S Ungar +2 more
doaj +1 more source
Lifestyle changes and its effect towards the evolution of human dentition
Background The dentition of modern humans has evolved from their hominid ancestors to their current form. Factors regarding the changes of lifestyle such as dietary habits and usage of tools have affected the evolution of human dentition.
Arofi Kurniawan +5 more
doaj +1 more source
Diet reduces the effect of exogenous grit on tooth microwear
Exogenous grit adherent to the surface of food items and food fracture properties have each been considered important factors contributing to pattern and degree of tooth wear in mammals.
Licheng Hua +4 more
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Microwear patterns on teeth can be used to infer diet as different foods leave different marks. Here, Bestwick and colleagues analyse microwear from the teeth of pterosaurs—extinct flying reptiles colloquially known as “pterodactyls”—to reconstruct their
Jordan Bestwick +3 more
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Enamel microwear in caviomorph rodents [PDF]
We developed a new data set of enamel microwear for extant caviomorph rodents (i.e., South American hystricognaths) and inferred the diet of an extinct taxon, Neoreomys australis, from data on microwear. To evaluate frequencies of wear features (pits and scratches) in caviomorphs, we employed low-magnification microwear, which has been used ...
K. E Beth Townsend, Darin A. Croft
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In mammals, complex dental microwear textures (DMT) representing differently sized and shaped enamel lesions overlaying each other have traditionally been associated with the seeds and kernels in frugivorous diets, as well as with sclerotized insect ...
Daniela E. Winkler +12 more
doaj +1 more source

