Figure 4 in Diegoaelurus, a new machaeroidine (Oxyaenidae) from the Santiago Formation (late Uintan) of southern California and the relationships of Machaeroidinae, the oldest group of sabertooth mammals

Figure 4 Serrations on the teeth of Diegoaelurus vanvalkenburghae sp. nov. (SDSNH 38343). (A) Left canine in buccal view showing serrations on the distal carina of the lower canine (arrows); (B) left m2 in lingual view showing serrations on the distal carina of the protoconid (arrow). Scale bars are 1 mm. Full-size DOI: 10.7717/peerj.13032/fig-4