| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Unikonta |
| system | Opisthokonta Cavalier-Smith, 1987 |
| kingdom | Animalia Linnaeus, 1758 - animals |
| subregnum | Eumetazoa Butschli, 1910 |
| divisio | Bilateria Hatschek, 1888 |
| subdivisio | Protostomia Grobben, 1908 - protostomes |
| phylum | Arthropoda - Arthropods |
| subphylum | Hexapoda Blainville, 1816 |
| class | Insecta - Insects |
| subclass | Pterygota |
| infraclass | Neoptera Martynov, 1923 |
| cohors | Holometabola |
| order | Coleoptera Linnaeus, 1758 - beetles |
| suborder | Polyphaga Emery, 1886 |
| infraorder | Scarabaeiformia Crowson, 1960 |
| superfamily | Scarabaeoidea Latreille, 1802 |
| family | Geotrupidae Latreille, 1802 - earth-boring dung beetles |
| subfamily | Bolboceratinae Mulsant, 1842 |
| tribus | Bolboceratini Mulsant, 1842 |
| genus | Bolbelasmus Boucomont, 1911 |
| species | Bolbelasmus unicornis (Schrank, 1789) |