Superorder Neuropterida
   Order Megaloptera Latreille, 1802 - alderflies
     Family Sialidae Leach, 1815 - alderflies
       1 Genus Sialis Latreille, 1802 - alderfly
       2 Subfamily †Dobbertiniinae
       3 Genus Austrosialis Tillyard, 1919
       4 Genus †Eosialis Nel et al., 2002
       5 Genus Indosialis Lestage, 1927
       6 Genus †Proindosialis Nel, 1988