Figure 1
From: The oldest known communal latrines provide evidence of gregarism in Triassic megaherbivores
Geographical and geological setting.
(a) Location and geological maps of the studied area, Los Chañares, La Rioja Province, Argentina. 1,2 and 3, indicate the occurrence of the communal latrines and the stratigraphic profiles of b. (b) Stratigraphic profiles of the Chañares Formation in Los Chañares (b1), El Torcido (b2) and Brazo del Puma (b3) localities, showing the level where communal latrines were found (b2, Lower Member, Bed 1). Maps drawn in Corel Draw Graphics Suite ×5 based on Google Earth images and personal field observations.
