Four new species of hangingflies (Insecta, Mecoptera, Bittacidae) from the Middle Jurassic of northeastern China Author Liu, Sulin Author Shih, Chungkun Author Ren, Dong text ZooKeys 2014 466 77 94 http://dx.doi.org/10.3897/zookeys.466.8047 journal article http://dx.doi.org/10.3897/zookeys.466.8047 1313-2970-466-77 19C20324B7A548EBBBA45D849697EA23 19C20324B7A548EBBBA45D849697EA23 Taxon classification Animalia Mecoptera Bittacidae Exilibittacus Yang, Ren & Shih, 2012 Type species. Exilibittacus lii Yang, Ren & Shih, 2012. Included species. Type species, Exilibittacus foliaceus sp. n., and Exilibittacus plagioneurus sp. n. Emended diagnosis. Forewing: Sc reaching the anterior margin at the same level or proximad of the forking of R4+5; the 'bittacid cross' aligned, the posterior of the 'bittacid cross' distad of the bifurcation of M3+4; 1A terminating at the posterior margin at the same level or distad of the origination of Rs from R1. Hind wing: Rs with three or four branches, M with three branches and 2A absent.