Superfamily Scarabaeoidea Latreille, 1802 Family Passalidae Leach, 1815 Subfamily Passalinae Leach, 1815a Tribe Neleini Kaup, 1869, nom. inval. see Tribe Passalini Leach, 1815a 1 Genus Neleus Kaup, 1869, nom. illeg.