Very rare Marcus Aurelius Cotta denarius with biga of centaurs on the reverse, an extremely rare depiction.
Ex. Gitbud & Naumann, 33 Auction, 2015.
Only 21 listings on Coinarchives.
Roman Republic
M. Aurelius Cotta (140 BC), Denarius 140 BC, Rome mint
Obverse: helmeted head of Roma right, COTA to right, mark of value to left
Reverse: Hercules driving biga of centaurs right; each centaur holding branch, ROMA in exerque
M AVRELI
Weight 3.9 g