筛选
科学数据
统计数据
共检索到40条 ,权限内显示50条;
Data from: How well does a part represent the whole? A comparison of cranidial shape evolution with exoskeletal character evolution in the trilobite
- 负责人：
- DOI：
- doi:10.5061/dryad.3rr40
- 摘要：
- on discrete character data describing the exoskeleton, collected from species belonging to the Cambrian family Pterocephaliidae. Using these two datasets
Data from: Morphological datasets fit a common mechanism much more poorly than DNA sequences and call into question the Mkv model
- 负责人：
- DOI：
- doi:10.5061/dryad.74ms329
- 摘要：
- discrete morphological data, often producing different results from parsimony. The critical difference between Mkv and parsimony is the assumption
Data from: Joined at the hip: linked characters and the problem of missing data in studies of disparity
- 负责人：
- DOI：
- doi:10.5061/dryad.d380g
- 摘要：
- ndom character removal. When we incorporated linkage among characters, disparity metrics declined and ordination spaces shrank at a slower rate with incre
Data from: Modeling character change heterogeneity in phylogenetic analyses of morphology through the use of priors
- 负责人：
- DOI：
- doi:10.5061/dryad.sb8h1
- 摘要：
- The Mk model was developed for estimating phylogenetic trees from discrete morphological data, whether for living or fossil taxa. Like any mo
Data from: Do different disparity proxies converge on a common signal? Insights from the cranial morphometrics and evolutionar
- 负责人：
- DOI：
- doi:10.5061/dryad.4nr4cf37
- 摘要：
- geological timescales. Disparity is typically quantified using proxies for morphology, such as measurements, discrete anatomical characters
Data from: Body size correlates with discrete character morphological proxies
- 负责人：
- 关键词：
- dinosaurs; Principal Coordinate Analysis;morphospace;Macroevolution;discrete characters;Body Size
- DOI：
- doi:10.5061/dryad.fxpnvx0nx
- 摘要：
- morphospaces accurately reflect body plan disparity or extrinsic factors, such as body size, remains uncertain. We collated nine character-taxon matric
Data from: Eutherian morphological disparity across the end-Cretaceous mass extinction
- 负责人：
- 关键词：
- DOI：
- doi:10.5061/dryad.4d75c
- 摘要：
- es of 680 discrete morphological characters onto dated phylogenies of 177 mostly Cretaceous and Palaeogene eutherians (placental mammals and their ste
Data from: The Beothukis/Culmofrons problem and its bearing on Ediacaran macrofossil taxonomy: evidence from an exceptional new fossil locality
- 负责人：
- 关键词：
- Rangeomorph Systematics
- DOI：
- doi:10.5061/dryad.6r4j8
- 摘要：
- a taxonomic framework for all Ediacaran macrofossils whereby gross architecture, the presence/absence of discrete morphological characters and considera
Data from: Phylogeny of the polybotryoid fern clade (Dryopteridaceae)
- 负责人：
- DOI：
- doi:10.5061/dryad.sk7q8
- 摘要：
- with maximum likelihood and Bayesian inference. One anatomical and 11 morphological characters were mapped on the resulting phylogenetic trees using the criter
Data from: Geometric morphometric character suites as phylogenetic data: extracting phylogenetic signal from gastropod shells
- 负责人：
- DOI：
- doi:10.5061/dryad.ns341
- 摘要：
- e examples such as foraminifera, brachiopods, and mollusks—have mineralized skeletons with limited discrete characteristics, making morphological phylog
