Fragment of a city plan (191)

Reused in the tomb of Iulia Procula, in the Isola Sacra necropolis.
Meas. 0.18 x 0.165.
Probably a fragment of a marble plan of Portus. The many holes were made when the fragment was reused. The length of facades is indicated by numbers: CLVII[..], CCXXIX, and C[....]. Two triangles represent staircases. The area that is depicted measures c. 41 x 37 metres.

Guida p. 18. Photo: Rodriguez 2002, Tav. VI.