Superfamily Scarabaeoidea Latreille, 1802
   Family Scarabaeidae Latreille, 1802 - scarab beetles, dung beetles, and june "bugs"
     Subfamily Melolonthinae Leach, in Samouelle, 1819
       Tribe Sericini Kirby, 1837
         Subtribe Homalopliina see Subtribe Sericina Kirby, 1837
           Genus Omaloplia Schönherr, 1817, orth. oblit. see Genus Homaloplia Agassiz, 1847, orth. protect.