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17 results for “Sphenopsalis”
Fig. 13 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 13. The tibia of multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 (IVPP V19030) from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. A. Right tibia in anterior (A1) and posterior (A2) views, proximal end in lateral (A3) and proximal (A4) views. B. Femur-tibia articulation in posterior (B1) and anterior (B2) views.
Fig. 10 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 10. Fragmentary pterygoid and middle ear cavity of multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. A. IVPP V19025, middle ear with part of the promontorium in ventral view; photograph (A1), explanatory drawing (A2). B. IVPP V19029, possible bony shell of the inflated vestibule in lateral (B1) and inside (B2) views. The anterior end of each element is toward upside.
Fig. 3 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 3. Multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 (IVPP V19025) from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. Partial right rostrum with I2–3 in lateral (A) and ventral (B) views. A2, B2, explanatory drawings; A3, B3 details of A1, B1.
Fig. 2 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 2. Multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 from the late Paleocene Gashato Formation at Shabarakh Usu, Mongolia. A. Holotype (AMNH 21736), the upper left M2 in occlusal, lingual and buccal views (A1–A3). B. Paratype (AMNH 21713), anterior part of a left m2 in occlusal view. C. Paratype (AMNH 21715), anterior parts of a left m1 in occlusal view. D. AMNH 21719.001, broken?M2 in occlusal ( D1) and lateral (D2) views. E. AMNH 21719.002, anterior parts of a left m1 in occlusal view.
Fig. 1 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 1. Late Paleocene Gashatan localities for multituberculates in the Mongolian Plateau. A. Shabarakh Usu, Mongolia, where Sphenopsalis nobilis and Prionessus lucifer were first discovered. B. Erlian Basin, Inner Mongolia, China. Lambdopsalis bulla, P. lucifer, and Mesodmops tenuis were reported from Subeng (Missiaen and Smith 2008). L. bulla and P. lucifer were present in Nuhetingboerhe (Wang et al. 2010) and Bayan Ulan (Meng et al. 1998). L. bulla, S. nobilis, and P. lucifer were present in Haliut (Chow and Qi 1978) and Erden (Urtyn) Obo area (this study).
Fig. 6 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 6. Lower incisors of multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. A. IVPP V19025, symphysis of mandibles with partial incisors in lateral right (A1) and left (A2), dorsal (A3), and ventral (A4) views. B. IVPP V19034, right incisor in medial (B1) and lateral (B2) views.
Fig. 17 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 17. Phylogenetic position of Sphenopsalis nobilis within multituberculates. A. The strict consensus tree of 138 trees obtained in the PAUP search where 19 characters were ordered (see SOM). B. The 50% majority rule consensus tree with 19 characters ordered. See additional supporting data in the SOM.
Fig. 12 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 12. The femur of multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 (IVPP V19030) from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. A. Proximal portion of the left femur in anterior (A1), posterior (A2), and proximal end (A3) views. B. Right femur (with proximal end broken) in anterior (B1), posterior (B2), and distal end (B3) views.
Fig. 8 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 8. Occlusal views of molars of multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. A. IVPP V19037, right m2. B. IVPP V19030, left m2. C. IVPP V19028, right m2. D. IVPP V19029, right m2 (D1), right M1–2 (D2), left M1–2 (D3). E. IVPP V19025, right M1, which belongs to the same individual as in Fig. 4. F. IVPP V19027, a developing right m2? G. IVPP V19033, a deeply worn left m2. H. IVPP V19026, right M2. I. IVPP V19036, right m2.
Fig. 9 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 9. Skull fragments of multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. A. IVPP V19025, skull fragment showing the orbital crest in lateral (A1) and dorsal (A2, A3) views. B. IVPP V19029, skull fragment showing the temporal crest in lateral (B1) and dorsal (B2, B3) views. The anterior end of each element is toward upside. Photographs (A1, A2, B1, B2), explanatory drawings (A3, B3).
Fig. 11 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 11. Fragmentary scapula and humerus of multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. A. IVPP V19030, proximal portion of the right scapula in lateral (A1), medial (A2), and ventral (glenoid fossa) (A3) views. B. IVPP V19031, left humerus in anterior (B1), posterior (B2), lateral (B3), and medial (B4) views. Due to the breakage, the proximal (top) and distal (bottom) portions may not be displayed in their precise anatomical positions.
Fig. 5 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 5. Multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 (IVPP V19032) from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. Left upper molars (M1–2) from the same individual as the lower ones in Fig. 7 in occlusal (A), medial (B), and lateral (C) views. The arrow indicates the broken anterior root of the zygomatic arch. Photographs (A1–C1), SEM images (A2–C2).
Fig. 4 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 4. Multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 (IVPP V19025) from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. Partial left maxilla with M1 and M2 in occlusal (A), medial (B), and lateral (C) views. The arrow indicates the broken anterior root of the zygomatic arch; wear facets: 1, on buccal sides of the lingual cusps of M2; 2, on lingual sides of the medial cusps of M2; 3, on buccal sides of the medial cusps of M2; 4, on the cusp of the buccal (external) row, which is aligned with the buccal wear facets of medial cusps of M2. Photographs (A1–C1), SEM images (A2–C2).
Fig. 14 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 14. The upper and lower left molars of multituberculate mammal Lambdopsalis bulla Matthew, Granger, and Simpson, 1928 (IVPP V20101) from the upper Paleocene Nomogen beds at the Bayan Ulan locality, Inner Mongolia, China. Crown view of m1–2 (A) and M1–2 (B). Wear facets: 1, on lingual sides of the buccal cusps of m2; 2, on buccal sides of the lingual cusps of m2; 3, on lingual sides of the lingual cusps of m2; 4, on buccal sides of the lingual cusps of M2; 5, on lingual sides of medial cusps of M2; 6, on the buccal sides of medial cusps of M2; 7, on buccal sides of the buccal cusps of m1; 8, on lingual sides of the buccal cusps of m1; 9, on buccal sides of the lingual cusps of m1; 10, on lingual sides of the lingual cusps of m1; no wear facet was developed yet on the cusp of the buccal (external) cusp row of M2 in this specimen.
Fig. 7 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 7. Multituberculate mammal Sphenopsalis nobilis Matthew, Granger, and Simpson, 1928 (IVPP V19032) from the upper Paleocene Nomogen beds at the Erden (Urtyn) Obo locality, Inner Mongolia, China. Left lower cheek teeth (p4–m2) from the same individual as in Fig. 5 in occlusal (A), medial (B), and lateral (C) views. Photographs (A1–C1), SEM images (A2–C2).
Fig. 15 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 15. Teeth of multituberculate mammal from the lower Paleocene Puercan in the San Juan Basin, New Mexico. A. Taeniolabis sp., AMNH 117415, cast, occlusal view of right p4–m2. B, C. Taeniolabis taoensis Cope, 1882. B. AMNH 16310, occlusal view of the left p4–m2. C. AMNH 16321, occlusal view of the right P4–M2.
Fig. 16 in New specimens of the multituberculate mammal Sphenopsalis from China: Implications for phylogeny and biology of taeniolabidoids
Fig. 16. Phylogenetic position of Sphenopsalis nobilis within multituberculates. A. The strict consensus tree of 70 most parsimonious trees obtained in the PAUP search where all characters were unordered. B. The 50% majority rule consensus tree with all characters unordered. See additional supporting data in the SOM.
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