FIGURE 15. Upper cheek teeth of Prodipodomys tiheni from the Panaca local fauna. 15.1, occlusal view of a left maxillary with P4-M2, UALP 23153. 15.2-15.4, occlusal and lingual views of P4s, UALP 23223, 23201, 23154. 15.5, a right M1, UALP 23157. 15.6, a left M2, UALP 23137. 15.7, a right M3, 23161. The scale bar is 1 mm.