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OPal logo: a red-to-blue rainbow shaded simple rendering of a regular echinoid with lines of paired white dots representing the ambulacra and a central white circle representing the periproct. The OPal echinoid forms the "O" of the journal's abbreviation, "OPal", with the "Pal" written in light blue.

Copyright Statement

All contributions will be published in Open Palaeontology with a CC-BY 4.0 licence. This means that all content is freely available to download, save, reproduce, and transmit for any purpose. Please note that reproduction and transmission of journal content should always credit the author and original source.

Authors retain copyright for contributions published in Open Palaeontology.