Mausoleum of Galla Placidia, wall mosaic decoration, west cross branch: major lunette, window intrados (right). The decorative motif is composed of tangent juxtaposed bells.
Mausoleum of Galla Placidia, wall mosaic decoration, west cross branch, lunette: apostles and drinking doves. One apostle is holding a scroll, a big seashell covers the scene, on base area two doves are standing and drinking from a vase.