Stemmi a mosaico e a intarsio marmoreo nelle lastre funerarie del medioevo romano. Gli stemmi Colonna nella canonica di S. Maria Maggiore (Roma)

In order to offer another example of mosaic crests in tomb stones in Roman medieval churches, the article aims to present the tomb stone of Agapito Colonna in the Roman basilica of Santa Maria Maggiore, dated to the end of the year 1380. It focuses on the history of this tomb and of the description of the four mosaic crests.