The Apse Mosaic at San Clemente: Detail, St. Peter and St. Clement

St. Peter has his usual short, square beard but no keys. Nor does either of these Popes have a tiara, suggesting that this 12th century mosaic is following an older model.

View a detail of St. Clement alone)
View the entire apse

Read more about St. Peter
Read more about St. Clement

Photographed at the church by Richard Stracke, shared under Attribution-NonCommercial-ShareAlike license.