Urnatellida

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Entoprocta
Classis: not divided
Ordo: Urnatellida
Familia: Barentsiidae

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Source: Wikispecies: All text is available under the terms of the GNU Free Documentation License