Superfamily Siricoidea Billbergh, 1820 (Latreille, 1802) Family †Daohugoidae A.P. Rasnitsyn & H. Zhang, 2004 Genus †Daohugoa A.P. Rasnitsyn & H. Zhang, 2004 1 †Daohugoa tobiasi A.P. Rasnitsyn & H. Zhang, 2004