Discovery of the first hydraenid beetle in amber, with description of a new genus and species (Coleoptera: Staphylinoidea: Hydraenidae)

The first fossil of the family Hydraenidae preserved in amber is described: null Archaeodraena cretacea null Jach & Yamamoto, gen. et sp. nov. The description is based on a well-preserved adult found in Cretaceous amber from northern Myanmar (Burma). In general appearance, the new genus superficially resembles the extant genus null Hydraena null Kugelann, which is the largest water beetle genus in the world. The markedly long maxillary palpi and...