Order Vespida see Order Hymenoptera Linnaeus, 1758
   Suborder Siricina
     Family Xyelidae Newman, 1834
       1 Subfamily †Archexyelinae Rasnitsyn, 1964
       1.1 Genus †Triassoxyela Rasnitzyn, 1964
       2.1 Subfamily Xyelinae Newman, 1834
       2.2 Subfamily Macroxyelinae Ashmead, 1898