Fig. 8 in The first Jurassic coelacanth from Switzerland

Fig. 8 Taxic diversity of coelacanths through time. A Number of observed coelacanth genera by Epoch and B Ratio of coelacanth genera by Epoch, calculated as the number of genera by Epoch per million of years. Dataset after Cavin et al. (2021a), with the addition of the occurrence of Libys in the Lower Jurassic