Watch List notes:

Calabria, Tarentum AR Nomos. Circa 400-345 BC. Nude rider on horse standing to right, holding reins with his left hand and crowning his horse with his right; Λ below, caduceus before / Taras astride dolphin to left, holding akrostolion in his right hand; TAPAΣ (partially retrograde) to right. Vlasto -; SNG ANS -; HN Italy; Cf. Vlasto 328 for obverse; cf. Vlasto 356 for reverse. 7.54g, 22mm, 3h.

Near Very Fine. Unpublished in the standard references and the second example of this extremely rare reverse on CoinArchives.