Palaeodytes
Palaeodytes is an extinct genus of beetles in the family Dytiscidae, containing the following species:Palaeodytes baissiensis Prokin, Petrov, Wang & Ponomarenko, 2013 Zaza Formation, Russia, Early Cretaceous Palaeodytes gutta Ponomarenko, 1987 Karabastau Formation, Kazakhstan, Late Jurassic Palaeodytes sibiricus Ponomarenko, 1987 Zaza Formation, Russia, Early Cretaceous
The species "Palaeodytes" incompletus Ponomarenko, Coram & Jarzembowski, 2005 – described from Durlston Formation, United Kingdom, Early Cretaceous – does not belong in Palaeodytes, but to an undescribed genus.