Phylum Brachiopoda Duméril, 1806 - brachiopods Subphylum Rhynchonelliformea Williams et al., 1996 Class Rhynchonellata Williams et al., 1996 Order Terebratulida Waagen, 1883 Suborder Terebratellidina Muir-Wood, 1955 Superfamily Kraussinoidea Dall, 1870 1 Family Kraussinidae Dall, 1870