Billingsellida

Superregnum: Eukaryota
Regnum: Animalia
Phylum: Brachiopoda
Subphylum: Rhynchonelliformea
Classis: †Strophomenata
Ordo: Billingsellida
Subordines: Billingsellidina - Clitambonitidina
Name

Billingsellida Schuchert 1893
References

The Paleobiology Database Accessed 11/30/08

An order of brachiopods containing the families:[1]

• Suborder Billingsellidina
  • Superfamily Billingselloidea
    • Family Billingsellidae
• Suborder Clitambonitidina
  • Superfamily Clitambonitoidea
    • Family Clitambonitidae
    • Family Gonambonitidae
  • Superfamily Polytoechioidea
    • Family Polytoechiidae

References

Williams, Alwyn; Carlson, S.J.; Brunton, C.H.C.; Holmer, L.E.; Popov, L.E.; Mergl, M.; Laurie, J.R.; Bassett, M.G.; Cocks, L.R.M.; Rong, J.-Y.; et al. (2000). Paul Selden (ed.). "Part H, Brachiopoda. Linguliformea, Craniiformea, and Rhynchonelliformea". Treatise on Invertebrate Paleontology. Geological Society of America.