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
         Group Omalopliites Blanchard, 1845, nom. inval. see Subtribe Sericina Kirby, 1837