Mesoderus
Mesoderus is an extinct genus of predaceous [diving beetle]s in the family Dytiscidae. There are at least four described species in Mesoderus.
Species
These four species belong to the genus Mesoderus:- † Mesoderus magnus Prokin & Ren, 2010
- † Mesoderus ovatus Prokin, Petrov, B. Wang & Ponomarenko, 2013
- † Mesoderus punctatus Prokin, Petrov, B. Wang & Ponomarenko, 2013
- † Mesoderus ventralis Prokin & Ren, 2010