Type	Name
	Family	Clistoceratidae (Qualifier: fy)
	Family	Decoritidae (Qualifier: fy)
	Family	Gastrioceratidae
	Family	Glaphyritidae
	Family	Homoceratidae
	Family	Nodogastrioceratidae (Qualifier: fy)
	Family	Reticuloceratidae
	Family	Stenoglaphyritidae (Qualifier: fy)
	Family	Surenitidae (Qualifier: fy)