The two Apostles are now reduced to mosaic ovals on either side of the altar. While the new artwork is generally considered to be a failure, there is some pleasure in seeing Joseph installed over two of his sons.
|The saints' porphyry sarcophagus, taken from the mausoleum of Santa Costanza in 1606.|
Their entry in the Golden Legend is quite detailed.
For more about the liturgical and devotional celebrations of Sts. Simon and Jude, see His Traddiness' short post on the matter.