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Supplemental Information

Data S1. Sample details

Data from material used in this study, including both species, Claibornicardia paleopatagonica (Ihering, 1903) and Crassatella kokeni Ihering, 1899). Collection abbreviations mentioned in the main manuscript.

DOI: 10.7287/peerj.preprints.26892v1/supp-1

Data S2. Fourier coefficientes for outlines of Claibornicardia paleopatagonica

Includes Area (in mm2), growth categories, identifier and Fourier coefficients.

DOI: 10.7287/peerj.preprints.26892v1/supp-2

Data S3. Fourier coefficientes for outlines of Crassatella kokeni

Includes Area (in mm2), growth categories, identifier and Fourier coefficients.

DOI: 10.7287/peerj.preprints.26892v1/supp-3

Data S4. Results from Analyses of Claibornicardia paleopatagonica

Includes results of PCA and MRA analyses.

DOI: 10.7287/peerj.preprints.26892v1/supp-4

Data S5. Results from Analyses of Crassatella kokeni

Includes results of PCA and MRA analyses.

DOI: 10.7287/peerj.preprints.26892v1/supp-5

Additional Information

Competing Interests

The authors declare that they have no competing interests.

Author Contributions

Damián Eduardo Perez conceived and designed the experiments, performed the experiments, analyzed the data, contributed reagents/materials/analysis tools, prepared figures and/or tables, authored or reviewed drafts of the paper, approved the final draft.

María Belén Santelli conceived and designed the experiments, performed the experiments, analyzed the data, contributed reagents/materials/analysis tools, prepared figures and/or tables, authored or reviewed drafts of the paper, approved the final draft.

Data Deposition

The following information was supplied regarding data availability:

Raw data include details of sample, Fourier coefficients obtained by Elliptic Fourier Analysis and results of Principal Component and Multivariate Regression analyses.

The raw data are provided in the Supplemental Files.

Funding

The authors were supported by CONICET (Argentina) through doctoral and post-doctoral grants. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.


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