
FIGURE 4. Ventral views of crania illustrating variation in shape, size, and/or position of the incisive foramina, foraminal septum, nasolacrimal capsules, posteropalatal pits, and molar toothrows. A, Neacomys minutus (from Patton et al. 2000); B, Neacomys rosalindae (MUSM 44963); C, Neacomys macedoruizi (MUSM 45053). Abbreviations: if, incisive foramina; M1, upper first molar; nc, nasolacrimal capsules; ppp, posteropalatal pits; spt, septum. Scale bar = 5 mm
