In the upper jaw the second pair of incisors are vestigial pegs and lie behind the first pair. There are no canine teeth and the space between the incisors and the cheek teeth is known as the diastema. The premolars and molars –cheek teeth – are flattened table teeth for grinding food...
sub-equal in size, and separated by small diastemata (Fig.2c,d). The upper canine is single-rooted and larger than the upper incisors. The postcanine loci consist of five for the upper premolar series (P1–P5) and three for the upper molars (M1–M3), with the middle upper premolar...
Upper incisors lacking; lower canine incisor-like; cheek teeth selenodont. Fused magnum-trapezoid bone in the wrist. 2-toed feet evolved within suborder. Infraorder Tragulina †Superfamily Amphimerycoidea †Family Amphimerycidae. European Eocene and Oligocene of Europe; poorly known. AsianArchae...