Superfamily Scarabaeoidea Latreille, 1802 Family Scarabaeidae Latreille, 1802 - scarab beetles, dung beetles, and june "bugs" Subfamily Melolonthinae Leach, in Samouelle, 1819 Tribe Heteronychini Lacordaire, 1856 1 Genus Heteronyx Guérin-Méneville, 1831