C2 Roman Republican Anonymous struck bronzes, McCabe group C2, Related to RRC 80 dolphin. Narrow heads, long tall prowstem, peaked deck structure. 50 gram As.
Elements of the design which are like RRC 80 include: narrow elongated heads, long tall curved prowstem peaked deck structure, and horizontal keel lines. The coins are struck on thick dumpy and relatively short flans which compare to coins of RRC 80 or RRC 89.
The Anonymous Struck Bronze Coinage of the Roman Republic:
a Provisional Arrangement, Andrew McCabe, 2013, text and images copyright Ahala, Andrew McCabe
Group C2 Illustrated coins, and selected other museum or published examples:
As: 54.00g (CNGe257 lot 327, fig.C2.As.1*), 53.20g (AM, fig.C2.As.2*), 46.22g (P.865 = RRC pl.XI,6, fig.C2.As.3*)
Semis: 27.27g (Artemide 16E lot 86, 2012), 23.07g (Paris.A931 = RRC pl.XI,9, fig.C2.Sm.1* )
Triens: 10.78g (BM.56.4.24, fig.C2.Tr.1*)
Quadrans: 10.11g (Paris.A1006 = RRC pl.XII,1, fig.C2.Qd.1*)
Sextans: 9.04g (Tkalec Sept.2008 lot 215, fig.C2.Sx.1*)
Uncia: 6.25g (RR, fig.C2.Un.1*)