FIGURE 18. Upper molars of Nevadomys fejfari n. gen. and sp. from Locality 9504. 1: occlusal view of the right M1-M3, UALP 21636. 2: occlusal and labial views of a left M1, UALP 21602. 3: occlusal, labial, and anterior views of a left M2, UALP 21608. 4-6: occlusal, lingual, and anterior views of M3s, UALP 21611, 21610, and 21715.