Articles with "morphometrics" as a keyword



Tooth Mg/Ca ratios and Aristotle's lantern morphometrics reflect trophic types in echinoids

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Published in 2024 at "Ecology and Evolution"

DOI: 10.1002/ece3.11251

Abstract: Abstract Several studies have inferred the ecological significance regarding the morphometrics of Aristotle's lantern and the mechanical properties of magnesium in echinoid teeth. This study attempts to combine these aspects, connecting them to the trophic… read more here.

Keywords: aristotle lantern; tooth ratios; morphometrics; morphometrics reflect ... See more keywords

Growth and ontogenetic change in juvenile crown-of-thorns sea star (Acanthaster sp.) morphology: Can morphometrics be used as an aging tool?

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Published in 2025 at "Coral Reefs"

DOI: 10.1007/s00338-025-02637-6

Abstract: The crown-of-thorns sea star (COTS, Acanthaster sp.) is a coral predator that, in population outbreaks, causes major coral loss in Indo-Pacific reefs. Current paradigms explaining the cause of outbreaks focus on the larval and adult… read more here.

Keywords: age; crown thorns; juvenile; morphometrics ... See more keywords

Using morphometrics to distinguish the restinga and cerrado ecotypes of wild Anacardium occidentale (Anacardiaceae): a preliminary study in northeastern Brazil

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Published in 2024 at "Plant Systematics and Evolution"

DOI: 10.1007/s00606-023-01887-7

Abstract: The cashew tree Anacardium occidentale is a globally important food species and in Brazil is a natural component of cerrado and restinga vegetation and has an important role in local economies as a food and… read more here.

Keywords: cerrado ecotypes; analysis; wild populations; morphometrics ... See more keywords

Decoding Palaeolithic Hand Stencils: Age and Sex Identification Through Geometric Morphometrics

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Published in 2025 at "Journal of Archaeological Method and Theory"

DOI: 10.1007/s10816-025-09693-w

Abstract: This study pioneers the application of geometric morphometrics to Palaeolithic hand stencils, offering new insights into the problematics of classic rock art using innovative methodology. Employing a triple approach encompassing contemporary, experimental, and archaeological populations,… read more here.

Keywords: age; methodology; hand; geometric morphometrics ... See more keywords

Geometric morphometrics as a tool for evaluating Eublastoidea morphological variation

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Published in 2024 at "Paleobiology"

DOI: 10.1017/pab.2024.14

Abstract: Non-technical Summary The placement of landmarks or points on three-dimensional (3D) digital fossils allows for the visualization and characterization of shape. Eublastoidea, an ancient (443–251 million years ago) echinoderm (e.g., sea urchins) group, is an… read more here.

Keywords: geometric morphometrics; variation; group; shape ... See more keywords

WALLABY Pilot Survey: kNN identification of perturbed galaxies through H 1 morphometrics

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Published in 2025 at "Publications of the Astronomical Society of Australia"

DOI: 10.1017/pasa.2025.5

Abstract: Abstract Galaxy morphology in stellar light can be described by a series of ‘non-parametric’ or ‘morphometric’ parameters, such as concentration-asymmetry-smoothness, Gini, $M_{20}$ , and Sérsic fit. These parameters can be applied to column density maps… read more here.

Keywords: pilot survey; morphometrics; wallaby pilot; perturbed galaxies ... See more keywords

Shades of red: several lines of evidence reveal a pest of sugarcane as new species of Mahanarva (Hemiptera: Auchenorrhyncha: Cercopidae).

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Published in 2025 at "Bulletin of entomological research"

DOI: 10.1017/s0007485325100503

Abstract: Many species of spittlebugs (Auchenorrhyncha: Cercopidae) use sugarcane and other grasses as host plants, and when damage is extensive they are considered pests leading tom economic losses. Mahanarva fimbriolata and Mahanarva spectabilis are the most… read more here.

Keywords: species mahanarva; new species; morphometrics; evidence ... See more keywords

Single-cell morphometrics reveals T-box gene-dependent patterns of epithelial tension in the Second Heart field

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-024-53612-8

Abstract: The vertebrate heart tube extends by progressive addition of epithelial second heart field (SHF) progenitor cells from the dorsal pericardial wall. The interplay between epithelial mechanics and genetic mechanisms during SHF deployment is unknown. Here,… read more here.

Keywords: heart; cell; morphometrics; heart field ... See more keywords

Shape variation and sex differences of the adult human mandible evaluated by geometric morphometrics

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Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-57617-7

Abstract: In cases of osseous defects, knowledge of the anatomy, and its age and sex-related variations, is essential for reconstruction of normal morphology. Here, we aimed at creating a 3D atlas of the human mandible in… read more here.

Keywords: shape variation; human mandible; variation; sex ... See more keywords
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Identifying key morphometrics to post-storm beach recovery through explainable AI

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Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-64023-6

Abstract: In the context of ongoing discussions about climate change, the focus on beach resilience has gained significant attention in contemporary studies. However, a comprehensive understanding of beach resilience, particularly in the short term, remains limited.… read more here.

Keywords: morphometrics; beach recovery; beach resilience; post storm ... See more keywords

Seed morphometrics unravels the evolutionary history of grapevine in France

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Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-72692-6

Abstract: The cultivation of grapevines has spanned millennia, leading to thousands of varieties through exchanges, mutations, and crosses between genotypes, as well probably as gene flow from wild populations. These varieties are typically categorized by regional… read more here.

Keywords: seed; france; history; grapevine ... See more keywords