README file accompanying Dryad data set for "Functional and ecomorphological evolution of orbit shape in Mesozoic archosaurs is driven by body size and diet" Communications Biology GENERAL INFORMATION 1. Title of Dataset: Data from: Functional and ecomorphological evolution of orbit shape in Mesozoic archosaurs is driven by body size and diet 2. Author Information Stephan Lautenschlager School of Geography, Earth and Environmental Sciences University of Birmingham Edgbaston Birmingham, B15 2TT E-mail: s.lautenschlager@bham.ac.uk 3. Content a. Archosauromorpha phylogeny Archosauromorpha.tree - .tree file containing information on the phylogenetic relationships of 410 archosauromorph species as used in the publication. Generated in Mesquite 3.7. Can be opened with Mesquite or any text editor. b. Landmark data ALL_LANDMARKS_COORDINATES.dat - PAST file containing all landmark data of studied archosauromorph orbits. Can be opened with PAST or any text editor. c. Plate models for functional analysis A_input_anterior_compression.inp ... K4_input_anterior_compression.inp - Abaqus input files for different simplified plate models with different orbit shapes as used in the publication. Generated and exported in Hypermesh for analysis in Abaqus. Can be opened with Hypermesh and Abaqus, other FEA software or viewed with a text editor. d. Hypthetical skull models for functional analysis Base_skull.stl ... Keyhole.stl - STL files of hypothetical skull models with different orbit shapes. Generated in Blender. Can be viewed with Blender, Meshlab and other 3D model viewers. Base_skull.inp ... Keyhole.inp - Abaqus input files for hypothetical skull models with different orbit shapes. Generated in Hypermesh for analysis in Abaqus. Can be opened with Hypermesh and Abaqus, other FEA software or viewed with a text editor. e. Hypthetical skull models of Tyrannosaurus rex for functional analysis Tyrannosaurus_original.stl Tyrannosaurus_circular.stl - STL files of hypothetical skull models of Tyrannosaurus rex with different orbit shapes. Generated in Blender. T_rex_original.inp T_rex_circular.inp - Abaqus input files for hypothetical skull models of Tyrannosaurus rex with different orbit shapes. Generated in Hypermesh for analysis in Abaqus. Can be opened with Hypermesh and Abaqus, other FEA software or viewed with a text editor.