CimbexCimbex is a genus of sawflies in the family Cimbicidae.Selected speciesCimbex americanus Leach, 1817 – Elm sawflyCimbex connatus Cimbex fagi Zaddach, 1863 Cimbex femoratus – Birch sawflyCimbex luteus Cimbex pacificus Cresson, 1880 Cimbex quadrimaculatus Cimbex rubidus Cresson, 1880 Cimbex semidea Cresson, 1880Fossil recordThis genus is known in the fossil record from the Eocene to the Miocene. Fossils of species within this genus have been found in United States, Japan, and China.