Superfamily Scarabaeoidea Latreille, 1802 Family Passalidae Leach, 1815 Subfamily Passalinae Leach, 1815a Tribe Phoroneini Kaup, 1871, nom. inval. see Tribe Passalini Leach, 1815a Genus Phoroneus Kaup, 1869, nom. illeg. see Genus Macrolobus Zang, 1905