New genera and species of empheriids (Psocoptera: Empheriidae) from the Cretaceous amber of Alava, northern Spain

Fossil Psocoptera belonging to the family Empheriidae preserved in the Cretaceous amber of Alava, northern Spain, comprise three new species belonging to two new genera. These are described and illustrated as Empheropsocus arilloi gen. et sp. nov., Empheropsocus margineglabrus sp. nov. and Preempheria antiqua gen. et sp. nov. The relationships between Cretaceous and Oligocene (Baltic amber) Empheriidae are discussed. Diagnostic characters for...