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17 results for “Anostomoidea”
FIGURE 16 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 16. Phylogenetic hypothesis among Characiform taxa based on morphological evidence modified from Buckup (1998). Numbers refer to the apomorphic characters discussed in the text.
FIGURE 12 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 12. Phenacogaster franciscoensis (Eigenmann, 1911) MCP 34619, 32.12 mm SL - A: Premaxilla and teeth, left side, frontal view. B: Teeth premaxilla, left side, frontal view, apical region detail. C: Teeth premaxilla, left side, frontal view, median region detail. D: Teeth premaxilla, left side, frontal view, teeth-premaxilla bone attachment detail. E: Premaxilla tooth, left side, SEM image showing the crystal apatite arrangement, median region, labiolingual direction.
FIGURE 9 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 9. Prochilodus lineatus (Valenciennes, 1836) MCP 14385, 174.89 mm SL A. Dentary, cross section (10x). B and C: Replacement teeth, 10x and 40x respectively. D: Functional teeth embedded in epithelial tissue (20x). E. Dentary, cross section, showing the pre-eruptive rotations of germs of replacement teeth; arrow points the apical region of the replacement teeth. DE=dentary; DF=functional teeth; DN=dentin; DS=replacement teeth; ES=enamel; LP=periodontal ligament; PA=dental papilla; PO=pulp; TC=connective tissue; TE=epithelial tissue.
FIGURE 8 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 8. Prochilodus lineatus (Valenciennes, 1836) MCP 14385, 174.89 mm SL - A: Premaxilla and teeth, left side, frontal view. B: Left premaxilla teeth, frontal view, apical region detail. C: Left premaxilla teeth, frontal view, median region. D: Left premaxilla teeth, teeth-premaxilla bone contact, frontal view. E: Premaxilla tooth, left side, SEM image showing the crystal apatite arrangement, labiolingual direction.
FIGURE 5 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 5. Leporinus reinhardti (Lütken, 1875). MCP 17146, 82.72 mm SL – A: Dentary, cross section (10x). B: Arrows point to the apical region of replacement teeth. C: Replacement tooth (40x). D: Attachment region of functional teeth (20x). E: Dentary, cross section, detail of the tissue supporting the functional teeth. AM=ameloblasts; DE=dentary; DF=functional teeth; DN=dentin; DS=replacement teeth; ES=enamel; OD=odontoblasts; PA= dental papilla; PO=pulp; TC=connective tissue; TE=epithelial tissue; TO=bone tissue.
FIGURE 11 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 11. Hemiodus ternetzi (Myers, 1997) MCP 22074, 70.88 mm SL – A: Premaxilla, cross section (10x). B and C: Replacement teeth, 10x and 40x, respectively. In B, arrow points to the apical region. D: Functional teeth (40x); E: Premaxilla, cross section, showing that the tissue supports and fixes the functional teeth; arrows point to the connective tissues surrounding sets of replacement teeth(20x). AM=ameloblasts; DF=functional teeth; DN=dentin; DS=replacement teeth; ES=enamel; LP=periodontal ligament; OD=odontoblasts; PA=dental papilla; PO=pulp; PMX=premaxilla; TC=connective tissue; TE=epithelial tissue; TO=bone tissue.
FIGURE 4 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 4. Leporinus reinhardti (Lütken, 1875) MCP 17146, 82.72 mm SL – A: Premaxilla and teeth, left side, medial view. B: Premaxilla and teeth, medial view, contact detail of tooth-premaxilla surface.
FIGURE 7 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 7. Caenotropus labyrinthicus (Kner, 1858) MCP 22515, 54.28 mm SL – A: Premaxilla, cross section (10x). Small arrow points the connective tissue surrounding each tooth. B: Replacement row teeth (20x). Small arrows points to the apical region of the replacement teeth. C: Replacement tooth (40x); D: Contact region of the functional teeth (20x). E: Premaxilla, cross section, functional teeth, showing that most of the tooth is embedded in epithelial tissue. AM=ameloblasts; DF=functional teeth; DN=dentin; DS=replacement teeth; ES=enamel; LP=periodontal ligament; OD=odontoblasts; PA= dental papilla; PO=pulp; PMX=premaxilla; TA=adipose tissue; TC=connective tissue; TE=epithelial tissue; TO=bone tissue.
FIGURE 10 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 10. Hemiodus ternetzi (Myers, 1997) MCP 22074, 70.88 mm SL – A: Premaxilla and teeth, left side, frontal view. B: Premaxilla tooth, left side, frontal view, apical region detail. C: Premaxilla tooth, left side, frontal view, median region detail. D: Premaxilla tooth, left side, teeth-premaxilla bone attachment detail, frontal view. E: Premaxilla tooth, left side, SEM image showing the crystal apatite arrangement, labiolingual direction.
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.
FIGURE 3 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 3. Leporinus reinhardti (Lütken, 1875) MCP 17146, 82.72 mm SL – A and B: Premaxilla and teeth, left side, frontal view. C: Premaxilla tooth, frontal view, incisal region. D: Contact zone of tooth-premaxilla bone, frontal view. E: Premaxilla tooth, left side, SEM image showing the crystal apatite arrangement, labiolingual direction.
FIGURE 6 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 6. Caenotropus labyrinthicus (Kner, 1858) MCP 22515, 59.35 mm SL - A: Premaxilla and teeth, frontal view. MCP 22515, 54.22 mm SL - B: Premaxilla and teeth, left side, internal view, median region. C: Tooth, premaxilla, left side, internal view, apical region. D: Premaxilla tooth, left side, SEM image showing the crystal apatite arrangement, labiolingual direction. E: Caenotropus schizodon Scharcansky & Lucena, 2007 MCP 30101, 81.84 mm SL, bilobate teeth, premaxilla, left side.
FIGURE 2 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 2. Apareiodon ibitiensis (Campos, 1944) MCP 14430, 98.26 mm SL - A. Premaxilla, cross section (10x). Arrow points to the bony bridge dividing the replacement teeth groups. B. Replacement teeth (20x). Arrow points to the apical region of replacement teeth. C: Replacement teeth detail (40x). D: Attachment region of functional teeth (20x). E. Premaxilla, cross section, rows of replacement teeth, each set is divided by a boney bridge (5x). Small arrow points to the bony bridge; larger arrow points to the replacement teeth. AM=ameloblasts; DF=functional teeth; DN=dentine; DS=replacement teeth; ES= enamel; LP=periodontal ligament; OD=odontoblasts; PA=dental papilla; PO=pulp; PMX=premaxilla; TC=connective tissue; TE=epithelial tissue; TO=bone tissue.
FIGURE 1 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 1. Apareiodon ibitiensis (Campos, 1944), MCP 14430, 98.26 mm SL - A: premaxilla and teeth, left side, frontal view. MCP: 14430, CP: 95.69 mm SL - B: premaxilla tooth, left side, frontal view, apical region detail. C: premaxilla tooth, left side, frontal view, median region detail. D: tooth-premaxilla bone attachment, left side, frontal view. E: premaxilla tooth, left side, SEM image showing the crystal apatite arrangement, labiolingual direction.
FIGURE 17 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 17. Phylogenetic hypothesis among Characiform taxa based on nuclear and mitochondrial gene sequences modified from Calcagnotto et al. (2005). Numbers refer to the apomorphic characters discussed in the text.
FIGURE 13 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 13. Rhaphiodon vulpinus (Spix & Agassiz, 1829). MCP 10521, 185.45 mm SL - A: Premaxilla and teeth, left side, frontal view. B: Tooth, premaxilla, left side, frontal view, apical region detail. C: Tooth, premaxilla, left side, frontal view, median region detail. D: Teeth premaxilla, left side, frontal view, teeth-premaxilla bone attachment detail. E: Premaxilla tooth, left side, SEM image showing the crystal apatite arrangement, median region, labiolingual direction.
FIGURE 14 in Phylogenetic assessment of ultrastructural and histological characters of teeth in the Anostomoidea, Hemiodontidae and Parodontidae (Teleostei: Ostariophysi: Characiformes)
FIGURE 14. Rhaphiodon vulpinus (Spix & Agassiz, 1829). MCP 10521, 185.45 mm SL – A: Dentary, cross section (10x). B: Replacement teeth detail (10x), arrow points to the dentine-predentine boundary. C: Replacement teeth detail (40x), arrows point to the boundary bone-teeth. D: Tooth insertion region of functional teeth (20x), arrows point to the boundary bone-teeth. E: Dentary, cross section, tooth insertion region of functional teeth. AM=ameloblasts; AN= anchylosis; DE=dentary; DF=functional teeth; DN=dentine; DS=replacement teeth; ES=enamel; OD=odontoblasts; PA=dental papilla; PO=pulp; TC=connective tissue; TE= epithelial tissue; TO=bone tissue.
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