 At the right side there is a winged sphinx with a crown on its head, and at the left side a lion attacking an ox.The shaft of the south-western column of the interior is girdled with an eight-arch arcature, the capital is accentuated, on the transversal axis, by a large rosette above which, on the face of the arch, there is a relief representation of a dove with a lifted wing.The abutment on the western side, corresponding to the column, has smaller vertical divisions than the other wall-attached abutments.