Superfamily Scarabaeoidea Latreille, 1802 Family Passalidae Leach, 1815 Subfamily Passalinae Leach, 1815a Tribe Vellejini Kuwert, 1891, nom. inval. see Tribe Macrolinini Kaup, 1871 Genus Vellejus Kaup, 1871, nom. illeg. see Genus Kaupiolus Zang, 1903