Phylum Brachiopoda Duméril, 1806 - brachiopods
Subphylum Rhynchonelliformea Williams et al., 1996
Class Rhynchonellata Williams et al., 1996
Order †Spiriferinida Ivanova, 1972
Suborder †Cyrtinidina Carter & Johnson, 1994
Superfamily †Suessioidea Waagen, 1883
1 Family †Davidsoninidae Ivanova, 1972
2 Family †Laballidae Dagys, 1962
3 Family †Bittnerulidae Schuchert, 1929
4 Family †Suessiidae Waagen, 1883