Radotina is an extinct genus of placoderm from the early Devonian of Europe.

• Dinosaurs to Dodos: An Encyclopedia of Extinct Animals by Don Lessem and Jan Sovak

• Scientists Trace the Origin of Our Teeth to Primitive Fish More Than 400 Million Years Back in Time. On: ScitechDaily. Source: European Synchrotron Radiation Facility. July 12, 2020
• Valéria Vaškaninová, Donglei Chen, Paul Tafforeau, Zerina Johanson, Boris Ekrt, Henning Blom and Per Erik Ahlberg: “Marginal dentition and multiple dermal jawbones as the ancestral condition of jawed vertebrates”. In: Science. 10 July 2020. doi:10.1126/science.aaz9431