Family
Brachymetopidae Prantl et Přibyl, 1947
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Proetida |
| Suborder | Aulacopleuroidea |
| Bathyuroidea | |
| Proetoidea | |
| Family | Brachymetopidae |
| Glaphuridae | |
| Holotrachelidae |
See also