Watch List notes:

M. Baebius Q.f. Tampilus, Denarius, Rome, 137 BC; AR (g 3,96; mm 17; h 3); Helmeted head of Roma l.; behind, TAMPIL; before, X, Rv. Apollo in quadriga r., holding reins, branch, bow and arrow; below, ROM[A]; in ex. M BAEBI Q [F]. Crawford 236/1c; Baebia 12; Sydenham 489.
Lustrous, good extremely fine.