Fig. 2 in Paleontology and Geochronology of the Deseadan (late Oligocene) of Moquegua, Perú

Fig. 2. Photo of the north face of the summit of Cerro Pan de Azúcar illustrating the lower region of the upper Moquegua Formation, including the Sugarloaf ash. (The boundary between the lower and upper Moquegua Formation is covered at this locale.) Note crew members hiking up the slopes for an impression of scale.