Supplementary Data from "Shell biomechanics suggests an aquatic palaeoecology at the dawn of turtle evolution"

In this Supplementary Dataset you will find:meshes_for_FEA.zip: the .stl files used as input to Hypermesh for the Finite Element AnalysesR-script_data.zip: a folder containing (<b>i:</b> Ferreira_et_al-SciRep.R) the R script used for the geometric morphometric analyses, calculation of average stress per element, and plotting figures; (<b>ii</b>) .stl and .pts files containing the landmark data for <i>Proganochelys </i>and <i>Proterochersis</i>; (<b>iii:</b> turtle_landm-1.csv) the original landmark dataset used in Stayton et al. (2018); (<b>iv:</b> species_data.csv) habitat and classification data for the species analysed (<b>v:</b> all-data.RData) the RData object.Stress-per-element-: four zip folders containing the stress values for each element in the four taxa analysed.<br>

本补充数据集包含以下内容：
- meshes_for_FEA.zip：用于作为Hypermesh开展有限元分析（Finite Element Analyses，FEA）输入的.stl格式文件；
- R-script_data.zip：内含如下内容的文件夹：
（i）Ferreira_et_al-SciRep.R：用于几何形态测量分析、单元平均应力计算及图表绘制的R语言脚本；
（ii）包含原颚龟属（*Proganochelys*）与前颚龟属（*Proterochersis*）解剖学地标数据的.stl及.pts格式文件；
（iii）turtle_landm-1.csv：Stayton等人（2018）研究中所用的原始解剖学地标数据集；
（iv）species_data.csv：本次分析涉及物种的栖息地与分类数据；
（v）all-data.RData：RData格式数据对象；
- Stress-per-element-：四个压缩文件夹，包含本次分析的4个分类群各单元的应力数值。