Additional data for a project "Direct estimates of crinoid lifespan based on radiocarbon dating of the modern deep-sea stalked rhizocrinid Democrinus"

READ ME files‘crinoid mar 2 2026.R’ – R script for generating analyses and figures‘region.bna’ - NOAA coordinates for regional inset map‘honduras.bna’ - NOAA coordinates for the study area map‘democrinus crown.png’ – image of Democrinus crown‘holdfast demo.png’ – image of Democrinus holdfast‘democrinus_columnals.csv’ – morphometric data on Democrinus stem‘model post Sep 2025.csv’ – modelled radiocarbon data (posterior age probability distributions)‘unmodel post sep 2025.csv’ – unmodelled radiocarbon data (posterior age probability distributions)Supplementary_Code_growth_rings.ipynb – Python script for semi-automated detection of growth increments from micro-CT cross-sections using radial intensity profiles and peak detectionDem_cup_01 PartB 4x XZ – Micro-CT image stack of Democrinus cup (specimen Dem_cup_01, part B; 4× magnification; XZ section), provided as a ZIP archive containing TIFF (.tif) files.