Esemplari della tipologia

British Museum, 1950,0404.13
28 mm13.61 g 12h
British Museum, 1900,0707.364
28 mm10.31 g 11h
British Museum, 1863,1126.2
26 mm12.4 g 11h
British Museum, 1903,0505.19
30 mm14.91 g 7h
British Museum, 1908,0110.1443
27 mm17.58 g 6h