A fine, complete, typical solitary trochoid corallum. The relatively large calice shows the major septa in very strong relief though the fossula is obscured by a brachiopod fragment. The horn shape is characteristic and some growth lines show on the convex side.
Size: 28 mm by 25 mm by 45 mm on block 60 mm by 33 mm
Size: 28 mm by 25 mm by 45 mm on block 60 mm by 33 mm