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330 results for “Upper Triassic”
FIGURE 10 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 10. Dorsal centra of the Polesinesuchus aurelioi holotype (ULBRAPVT003) (probably mid dorsal vertebrae) in A, anterior view; B, posterior view; C, right lateral view; D left lateral view; E, dorsal view and F, ventral view. In G, anterior view; H, posterior view; I, right lateral view; J, left lateral view; K, dorsal view and L, ventral view. In M, anterior view; N, posterior view; O, right lateral view; P left lateral view; Q, dorsal view and R, ventral view. Scale bar equals 10mm.
FIGURE 7 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 7. Cervical centrum (C4? A–F) of the Polesinesuchus aurelioi holotype (ULBRAPVT003) in A, anterior view; B, posterior view; C, right lateral view; D left lateral view; E, dorsal view and F, ventral view. Cervical vertebra (C5? G–L) in G, anterior view; H, posterior view; I, left lateral view; J right lateral view; K, dorsal view and L, ventral view. Abbreviations: dp, diapophysis; nc, neural canal; pp, parapophysis; prz, prezygapophysis; vk, ventral keel. Scale bar equals 10mm.
FIGURE 4 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 4. Partial braincase of Polesinesuchus aurelioi holotype (ULBRAPVT003). A dorsal view; B, ventral view; C, right lateral view; D, left lateral view; E posterior view and F, anterior view. Abbreviations: bo, basioccipital; bt, basal tuber (a) of the basioccipital; mf, metotic foramen; np, notochordal pit; oc, occipital condyle; XII, foramen for hypoglossal nerve. G, Dorsal view of a fragmentary parietal preserved in Polesinesuchus holotype (ULBRAPVT003). Abbreviations: m stf, dorsal margin of the supratemporal fenestrae; r, ridge; o, ornamentation. Scale bar equals 10 mm.
FIGURE 14 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 14. Caudal vertebrae of Polesinesuchus aurelioi holotype (ULBRAPVT003) in A, anterior view; B, posterior view; C, right lateral view; D left lateral view; E, dorsal view and F, ventral view. In G, anterior view; H, posterior view; I, right lateral view; J left lateral view; K, dorsal view and L, ventral view. Scale bar equals 10mm.
FIGURE 17 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 17. Right scapula and coracoid Polesinesuchus aurelioi holotype (ULBRAPVT003) in A, lateral view; B, medial view; C, posterior view and D, anterior view; E, right coracoid in lateral view and F, right coracoid in medial view. Abbreviations: ap, acromial process; cf, coracoid foramen; gf, glenoid fossa; sgl; supra glenoid lip. Scale bar equals 10mm.
FIGURE 32 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 32. Indeterminate phalanges of Polesinesuchus aurelioi holotype (ULBRAPVT003) in A dorsal; B ventral views. C dorsal; D ventral views. Ungual phalanges in E medial; F lateral views. G lateral view. Scale bar equals 10mm.
FIGURE 18 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 18. Interclavicle of Polesinesuchus aurelioi holotype (ULBRAPVT003) in A, dorsal view; B, ventral view and C–D, lateral views. Scale bar equals 10mm.
FIGURE 2 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 2. Location map of the municipality of São João do Polêsine (in red) with the Buriol outcrop from where the holotype of Polesinesuchus aurelioi was recovered (Modified of Reichel et al. 2009).
FIGURE 9 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 9. Dorsal vertebrae of the Polesinesuchus aurelioi holotype (ULBRAPVT003), D1. A–F and dorsal centrum, probably between the first and thirteenth dorsal vertebrae. G–L) in A, anterior view; B, posterior view; C, right lateral view; D, left lateral view; E, dorsal view and F, ventral view. In G, anterior view; H, posterior view; I, right lateral view; J, left lateral view; K, dorsal view and L, ventral view. Abbreviations: dp, diapophysis; nc, neural canal; pp, parapophysis; prz, prezygapophysis; poz, postzygapophysis; pp, parapophysis. Scale bar equals 10mm.
FIGURE 26 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 26. Left tibia of Polesinesuchus aurelioi holotype (ULBRAPVT003) in A–B, posterior and anterior views; C–D, medial and lateral views. Proximal right tibia in E–F, posterior and anterior views. Scale bar equals 10mm.
FIGURE 1 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 1. Paleogeographic map depicting worldwide occurrences of Upper Triassic aetosaur specimens (redrawn from Blakey, 2006). 1, Stratos El Bordo (Chile); 2, Ischigualasto-Villa Unión Basin (Argentina); 3, Paraná Basin (Brazil); 4, Pranhita-Godavari Basin (India); 5, Timesgadiouine Formation (Morocco); 6, Chinle Group (U.S.A.); 7, Newark Supergroup (U.S.A.); 8, Keuper Group (Germany) and Alpine marine Triassic beds (Italy); 9, Fleming Fjord Formation (Greenland); 10, Lossiemouth Sandstone (Scotland) (Modified from Desojo & Ezcurra, 2011).
FIGURE 31. Metatarsal V in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 31. Metatarsal V of Polesinesuchus aurelioi holotype (ULBRAPVT003) in A dorsal and B ventral views. Scale bar equals 10mm.
FIGURE 22 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 22. Left ilium of Polesinesuchus aurelioi holotype (ULBRAPVT003) in A, dorsal view; B, ventral view; C, lateral view and D, medial view. Abbreviations: ap, anterior process; ac, acetabulum; ptp; posterior process; sac, supra acetabular crest. Scale bar equals 10mm.
FIGURE 6 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 6. Cervical vertebra (C3?) of the Polesinesuchus aurelioi (ULBRAPVT003) in A, anterior view; B, posterior view; C, left lateral view; D right lateral view; E, dorsal view and F, ventral view. Abbreviations: dp, diapophysis; nc, neural canal; ns, neural spine; pp, parapophysis; prz, prezygapophysis; psf, post spinal fossa; vk, ventral keel. Scale bar equals 10mm.
FIGURE 3 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 3. Biostratigraphic chart of terrestrial Triassic faunas from Gondwana showing the Riograndia AZ. Dinodontosaurus AZ (sensu Barberena et al. 1985), Santacruzodon AZ (sensu Abdala & Ribeiro, 2010); Hyperodapedon AZ (sensu Abdala et al. 2001). Ans, Anisian; AZ, Assemblage Zone; Crn, Carnian; Ind, Induan; Lad, Ladinian; Mad, Madagascar; Nor, Norian; Ol, Olenekian; Rht, Rhaetic; S. Africa, South Africa and the position of Polesinesuchus level. Modified from Abdala & Ribeiro (2010). Geological Time Scale based on Gradstein and Ogg (2004). Modified from Soares et al. (2011).
FIGURE 5 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 5. Axis of the Polesinesuchus aurelioi holotype (ULBRAPVT003). A, anterior view; B, posterior view; C, left lateral view; D right lateral view; E, dorsal view and F, ventral view. Abbreviations: op, odontoid process; vk, ventral keel. Scale bar equals 10mm.
FIGURE 25 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 25. Left femur of Polesinesuchus aurelioi holotype (ULBRAPVT003) in A–B, posterior and anterior views; C–D, medial and lateral view, E–F, proximal and distal views. Abbreviations: fc, condyle for fibula; gt, greater trochanter; tc, condyle for tibia; 4t, fourth
FIGURE 8 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 8. Cervical vertebrae (C7? A–F and C8? G–L) the Polesinesuchus aurelioi holotype (ULBRAPVT003) in A, anterior view; B, posterior view; C, left lateral view; D right lateral view; E, dorsal view and F, ventral view. In G, anterior view; H, posterior view; I, right lateral view; J, left lateral view; K, dorsal view and L, ventral view. Abbreviations: dp; diapophysis; nc, neural canal; pp, parapophysis; prz, prezygapophysis; vk, ventral keel. Scale bar equals 10mm.
FIGURE 16 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 16. Left scapula and coracoid of Polesinesuchus aurelioi holotype (ULBRAPVT003) in A, lateral view; B, medial view; C, posterior view and D, anterior view; E. Left coracoid in lateral view and in F, left coracoid in medial view. Abbreviations: ap, acromial process; cf, coracoid foramen; gf, glenoid fossa; sgl; supra glenoid lip. Scale bar equals 10mm.
FIGURE 24 in A new aetosaur from the Upper Triassic of the Santa Maria Formation, southern Brazil
FIGURE 24. Right femur of Polesinesuchus aurelioi holotype (ULBRAPVT003) in A–B, posterior and anterior views; C–D, medial and lateral view, E–F, proximal and distal views. Abbreviations: fc, condyle for fibula; gt, greater trochanter; tc, condyle for tibia; 4t, fourth trochanter. Scale bar equals 10mm.
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OpenNeuro
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