Esemplari della tipologia

British Museum, 1844,0425.356
30.6 mm • 15.56 g • ↑↑ 6h
British Museum, 1840,1226.369
28.7 mm • 11.56 g • ↑↑ 6h
British Museum, 1979,0101.1846
34 mm • 18.88 g • ↑↑ 6h