Superregnum: Eukaryota
Regnum: Animalia
Phylum: Brachiopoda
Subphylum: Craniiformea
Classis: Craniata
Ordo: †Trimerellida
Superfamilia: †Trimerelloidea
Familiae: †Adensuidae - †Trimerellidae - †Ussuniidae
Retrieved from "http://en.wikipedia.org/"
All text is available under the terms of the GNU Free Documentation License
