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Stat-tracks and mediotypes: powerful tools for modern ichnology based on 3D models
Matteo Belvedere1, Matthew R Bennett2, Daniel Marty1
1Section d'Archéologie et Paléontologie, Paléontologie A16, Office de la Culture, Porrentruy, Canton Jura, Switzerland.
Peerj
|January 18, 2018
Summary
New concepts, mediotype and stat-tracks, integrate 3D vertebrate track models for ichnotaxonomy. These digital tools aid in defining ichnotaxa by analyzing track variation and creating representative models.
Area of Science:
- Paleontology
- Ichthyology
- Geology
Background:
- Vertebrate tracks exhibit diverse morphologies due to trackmaker anatomy, behavior, and substrate conditions.
- Recognizing a single trackmaker's varied track types is crucial for accurate ichnotaxonomy.
- Current methods often rely on collecting multiple 3D track models.
Purpose of the Study:
- Introduce novel concepts for integrating 3D track models into ichnological analysis.
- Propose standardized digital methods for ichnotaxonomy.
- Enhance the study of vertebrate ichnology and ichnotaxonomy.
Main Methods:
- Define 'mediotype' as a statistically generated 3D track model (mean/median) from type specimens for ichnotaxa recognition.
- Define 'stat-tracks' as digitally generated tracks used for analyzing variance, preservation, and comparative studies.
- Utilize sets of individual tracks or trackways to create representative models.
Main Results:
- Mediotype provides a composite track for formal ichnotaxa recognition.
- Stat-tracks facilitate understanding preservation variability and identifying unique track features.
- Both concepts offer quantitative comparison tools for ichnological data.
Conclusions:
- Mediotype and stat-tracks should become standard procedures in ichnotaxonomy.
- These digital concepts can revolutionize the study of vertebrate ichnology.
- Adoption of 3D models and these concepts will advance ichnotaxonomic interpretations.
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