Superfamily Scarabaeoidea Latreille, 1802
   Family Scarabaeidae Latreille, 1802 - scarab beetles, dung beetles, and june "bugs"
     Subfamily Idiostomatinae Arrow, 1904, nom. inval. see Subfamily Allidiostomatinae Arrow, 1940, nom. emend.
       1 Genus Idiostoma Arrow, 1904, nom. illeg. see Genus Allidiostoma Arrow, 1940