“…Countless works have been dedicated to defining both external and internal boundaries (Leveau, 1993;Orejas Saco del Valle, 2002;López Medina, 2004;Camerieri et al 2009;Beltrán Llores, 2011). In our specific case, proposals have been put forward for the ager of Colonia Augusta Emerita externally (Sillières, 1982;Cordero Ruiz, 2013). While many of these proposals rely on survey documentation, they frequently lack accompanying GIS studies.…”