Elagabalus (218-222 A.D.) - Silver Denarius - 18.56mm, 2.82gr
Obverse - IMP ANTONINVS PIVS AVG
Elagabalus, his laureate, bearded and draped
bust right, a horn on his forehead.
Reverse - SVMMVS SACERDOS AVG
Elagabalus, standing half-left, holding cypress branch, sacrificing
from a patera over tripod-altar, a star in the field.
Legend = the high priest Augustus; Refers to his role as priest of Baal.

Minted in Rome between 221-222 A.D.
Reference:
Mattingly, Sydenham, & Sutherland, "Roman Imperial Coinage", Volume 4, Part 2 (RIC), p38, nr. 146 (Plate 2, nr. 20)
Sear, D.R., "Roman Coins and their Values" (RCV Millennium Edition), Vol. 2, p606, nr. 7549
Sear, D.R., "Roman Coins and their Values" (RCV 4th Revised Edition), p213, nr. 2120
Cohen, H, "Descriptions Historique des Monnaies frappees sous l'Empire Romain" (C), Volume 4, p350, nr. 276
Seaby, H.A. & Sear, D.R., "Roman Silver Coins" (RSC), Vol. 3, p120, nr. 276, unlisted bearded variety!
Mattingly, Carson & Hill, "Coins of the Roman Empire in the British Museum", Volume 5 (BMC), p565, nr. 232 (↓ die axis)
Van Meter, D., "Handbook of Roman Imperial Coins", p207, nr. 63/1.
Suarez, R., "Encyclopedia of Roman Imperial Coins" (ERIC),  p216, nr.90, variation (B08, O07, R73, T19, M2)
Quality: about Very Fine