Esemplari della tipologia

British Museum, 1839,0919.201
28 mm • 11.52 g • ↑↑ 8h
British Museum, 1979,0101.1656
28 mm • 12.1 g • ↑↑ 7h
British Museum, 1844,0425.1551
26 mm • 9 g • ↑↑ 6h
British Museum
24 mm • 10.29 g • ↑↑ 7h
British Museum, 1851,1216.12
25 mm • 9.38 g • ↑↑ 6h