Publia Fulvia Plautilla - Wife of Caracalla (Augusta 202-205 A.D.) - Silver Denarius - 18.47mm, 3.54gr
Obverse - PLAVTILLA AVGVSTA
Plautilla, her draped bust right.
Reverse - PIETAS AVGG
Pietas standing facing, head right, holding scepter and child.

The image below was photographed by Agora Auctions. The image above is my own scan.

Minted in Rome in 203 A.D.

Reference:
Mattingly, H & Sydenham, E.A., "Roman Imperial Coinage", Volume 4, Part 1 (RIC), p270, nr. 367D.
Sear, D.R., "Roman Coins and their Values" (RCV Millennium Edition), Vol. 2, p549, nr. 7072.
Sear, D.R., "Roman Coins and their Values" (RCV 4th Revised Edition), p204, nr. 2001.
Cohen, H, "Descriptions Historique des Monnaies frappees sous l'Empire Romain" (C), Volume 4, p248, nr. 16.
Seaby, H.A. & Sear, D.R., "Roman Silver Coins" (RSC), Volume 3, p90,  nr. 16, obverse type d.
Hill, P.V., "The Coinage of Septimius Severus and his family of the Mint of Rome" (CSS), p21, nr. 607.
Mattingly, Carson & Hill, "Coins of the Roman Empire in the British Museum", Volume 5 (BMC), p238, nr. 423.
Van Meter, D., "Handbook of Roman Imperial Coins", p200, nr. 7.
Suarez, R., "ERIC II - The Encyclopedia of Roman Imperial Coins" (ERIC II),  p361, nr.13, (B1, O2, R07, T6, M2)

Quality: Very Fine+/Very Fine.
Rarity: Common.