TY - RPRT TI - Polyene-based colouration preserved in 12 million-year-old gastropod shells AU - Wolkenstein, K. AU - Schmidt, B. C. AU - Harzhauser, M. PY - 2023 DO - 10.1101/2023.05.17.541181 UR - https://www.biorxiv.org/content/10.1101/2023.05.17.541181v1 ID - 10.1101/2023.05.17.541181 ER -