FIGURE 15 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)

FIGURE 15. Phenacogaster franciscoensis (Eigenmann, 1911) MCP 34619, CP 32.12 mm A: Dentary, cross section (10x). B: Replacement teeth detail (10x); arrows point to the apical replacement teeth region. C: Replacement teeth (40x). D: Functional teeth attachment region detail (20x), arrows point to the teeth-bone boundary. E: Dentary, cross section, showing the compact osseous tissue. AM=ameloblasts; DE=dentary; DF=functional teeth; DN=dentine; DS=replacement teeth; ES=enamel; LP=periodontal ligament; OD=odontoblasts; PA=dental papilla; PO=pulp; TC=connective tissue, TE=epithelial tissue; TO=bone tissue.