Superfamily Scarabaeoidea Latreille, 1802 Family Scarabaeidae Latreille, 1802 - scarab beetles, dung beetles, and june "bugs" Subfamily Rutelinae MacLeay, 1819 Tribe Adoretini Burmeister, 1844 Subtribe Trigonostomina Ohaus, 1912a, nom. illeg. Genus Trigonostomum Burmeister, 1844