Illustration of Dimetrodon, Pelycosaur Synapsid, Showing the Elaborate Backbone Sail (IMAGE)
Caption
Illustration of Dimetrodon, pelycosaur synapsid, showing the elaborate backbone sail. This study shows that despite their bizarre sails, it is likely that their vertebral movements were relatively uniform along their back, more similar to living lizards or salamanders than to mammals.
Credit
Copyright 2019 Mark Witton
Usage Restrictions
You are free to copy and redistribute the material in any medium or format, provided you give credit to Mark Witton, palaeontological artist, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use. You may not apply legal terms or technological measures that legally restrict others from doing anything the license permits.
License
Licensed content