Fig. 3

Digital endocast of Glyptodon sp. in a dorsal view; a′ left lateral view; a′′ ventral view; Doedicurus clavicaudatus in b dorsal view; b′ left lateral view; b′′ ventral view; Dasypus novemcinctus in c dorsal view; c’ left lateral view; c′′ ventral view; Zaedyus pichiy in d dorsal view; d′ left lateral view; and d′′ ventral view. cblh cerebellar hemisphere, cer cerebrum, hr hypophyseal region, ic internal carotid, jv jugular vein, ob olfactory bulb, oct ossified cerebellar tentorium, op olfactory peduncle, pl pyriform lobe, ps presylvian sulcus, rf rhinal fissure, sls superior longitudinal sulcus, ss suprasylvian sulcus, trs transverse sinus, ts transverse sulcus, v vermis, II–XII cranial nerves. Scale bar 5 cm