FIGURE 7. H. niobrarensis dentaries. Standard orientations as in Figure 2; scale bar equals 1 mm. For each specimen, lateral view above, medial view in middle, occlusal view of tooth row below. Abbreviations: amf, anterior mental foramen; imf, intermediate mental foramen; pmf, posterior mental foramen. 7.1, 7.2 from Garner Bridge South; 7.3, 7.4 from Valentine Railway Quarries. 7.1, UNSM 123305, holotype, dentary with p3-m2. 7.2, UNSM 123306, dentary with p4-m3. 7.3, UNSM 122501, dentary with p3-m3. 7.4, UNSM 122505, dentary with p4-m2.