Syracuse Coins [info Syracuse]
.. denomination   weights       n    description Obv/Rev                                         [Ref.]

510-490 BC (Pre-Tyrant Period)
                                                          
AR tetradrachm   17.07          1    quadriga      /incuse squares                               [B   1]                                                          
AR tetradrachm   14.35-17.47   89    quadriga      /incuse squares, hd                           [B   2- 31]
AR didrachm       8.02- 8.55    7    rider 2 horses/incuse squares, hd                           [B  32- 33]

485-470 BC (Gelon 485-478/7 BC, Hieron 478/7-467/6 BC)

AR dekadrachm   42.07-44.42   13    quadriga      /hd Arethusa                                  [B 374-378]
AR tetradrachm   16.33-17.60  114    quadriga      /hd Arethusa (mainly long  hair )             [B  34- 49] 
AR tetradrachm   15.30-17.93  563    quadriga      /hd Arethusa (mainly hair turned)             [B  55- 95, 102-227] 
AR tetradrachm   16.11-17.64  370    quadriga      /hd Arethusa (mainly hair turned)             [B 228-278, 292-355, 391]
AR tetradrachm   16.30-17.53   39    quadriga      /hd Arethusa (olive wreath )                  [B 379-390]  
AR didrachm       8.02- 8.63   55    rider 2 horses/hd Arethusa (mainly long  hair )             [B  50- 53]  
AR didrachm       8.22- 8.80   35    rider 2 horses/hd Arethusa (hair turned)                    [B  96-101]
AR drachm         3.90- 4.35   74    rider         /hd Arethusa                                  [B  54    , 279-285, 356-361]
AR obol           0.44- 0.75   52    hd Arethusa   /wheel                                        [B 286-291, 362-370]
AR obol           0.54- 0.79   23    hd Arethusa   /wheel SVRA                                   [B 392-407]
AR pentonkion     0.25- 0.28    2    hd Arethusa   /5 pellets                                    [B 371-372]
AR hexas          0.10- 0.11    2    hd Arethusa   /2 pellets                                    [B 373]

470-466 BC (ketos, transitional phase)

AR tetradrachm   16.51-17.52   83    quadriga      /hd Arethusa                                  [B 408-414, 434-448]
AR litra          0.58- 0.93  178    hd Arethusa   /octopus                                      [B 415-430, 449-467] 
AR pentonkion     0.25- 0.27    3    hd Arethusa   /wheel, 5 pellets                             [B 431-433]

466-415 BC (466-435 BC ketos), (Second Democracy 466-406 BC)

AR tetradrachm   15.12-17.75  144    quadriga      /hd Arethusa                                  [B 468-499]
AR tetradrachm   15.1 -17.76  274    quadriga      /hd Arethusa                                  [B 500-547]
AR tetradrachm                       quadriga      /hd Arethusa 
AR tetradrachm                       quadriga      /hd Arethusa 
AR tetradrachm   16.08-17.53  217    quadriga      /hd Arethusa                                  [B 554-590] 
AR tetradrachm   16.20-17.42   50    quadriga      /hd Arethusa                                  [B 592-596]

AR tetradrachm   16.11-17.55   75    quadriga      /hd Arethusa                                  [B 597-605]
AR tetradrachm   15.75-17.60  255    quadriga      /hd Arethusa                                  [B 628-635, 640-662] 
AR tetradrachm   15.92-17.7   303    quadriga      /hd Arethusa                                  [B 666-712]
AR tetradrachm   16.59-17.50   44    quadriga      /hd Arethusa                                  [B 719-724]
AR tetradrachm   16.30-17.51   43    quadriga      /hd Arethusa                                  [B 726-728]
AR tetradrachm                       quadriga      /hd Arethusa

AR didrachm       7.69- 8.54    7    horseman      /hd Arethusa                                  [B 497, 548]
AR didrachm       8.44- 8.70    3    horseman      /hd Arethusa                                  [B 591, 606]
AR drachm         4.26          1    horseman      /hd Arethusa                                  [B 607]
AR litra          0.68- 0.84   11    hd Arethusa   /octopus                                      [B 549-551, 729-733]
AR hemilitron     0.30- 0.40    3    hd Arethusa   /wheel, SYPA                                  [B 552-553]
AR hemilitron     0.29- 0.76   23    hd Arethusa   /wheel, 6 pellets                             [B 608-612, 636-639, 663-665, 713-718, 727]
AR hexas          0.13               hd Arethusa   /wheel, 2 pellets                             [SNG ANS 5 1373]

AE hemilitron     2.78- 4.15   7     hd Dionysos   /octopus                                      [C  11]
AE tetras         1.86- 4.78  77     hd Arethusa   /octopus, 3 p                                 [C   1, 12, 14-15]
AE tetras         2.32         1     hd male       /octopus, 3 p?                                [C  13]
AE onkia          0.92- 2.03  28     hd female     /octopus,  p                                 [C   9- 10]

415-344 BC
344-289 BC
289-... BC