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617 results for “Early Jurassic”

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aquila (Whalen & Carter in Carter, Whalen & Guex, 1998), Orbuk-32; R, Pseudoeucyrtis busuangaensis (Yeh & Cheng, 1998), Orbuk-32; S, Farcus graylockensis Pessagno, Whalen & Yeh, 1986, Orbuk-32; T-U, Farcus sp. A, Orbuk-26; V, Farcus sp. B, Orbuk-27; W-X, Anaticapitula anatiformis (De Wever, 1982); W, Orbuk-32; X, Orbuk-38; Y, Saitoum sp. aff. S. triumphense Whalen & Carter in Carter, Whalen & Guex, 1998, Orbuk-32. Scale bar: A-C, K-L, T-U, W-Y, 100 µm; D-J, M-O, 120 µm; P-S, V, 150 µm. in Late Triassic to Early Jurassic radiolarian, conodont and ammonite assemblages from the Tavuscayiri block, Mersin Mélange, southern Turkey: Time constraints for the T/J boundary and sedimentary evolution of the southern margin of the northern Neotethys

aquila (Whalen & Carter in Carter, Whalen & Guex, 1998), Orbuk-32; R, Pseudoeucyrtis busuangaensis (Yeh & Cheng, 1998), Orbuk-32; S, Farcus graylockensis Pessagno, Whalen & Yeh, 1986, Orbuk-32; T-U, Farcus sp. A, Orbuk-26; V, Farcus sp. B, Orbuk-27; W-X, Anaticapitula anatiformis (De Wever, 1982); W, Orbuk-32; X, Orbuk-38; Y, Saitoum sp. aff. S. triumphense Whalen & Carter in Carter, Whalen & Guex, 1998, Orbuk-32. Scale bar: A-C, K-L, T-U, W-Y, 100 µm; D-J, M-O, 120 µm; P-S, V, 150 µm.

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FIG. 7 in Late Triassic to Early Jurassic radiolarian, conodont and ammonite assemblages from the Tavuscayiri block, Mersin Mélange, southern Turkey: Time constraints for the T/J boundary and sedimentary evolution of the southern margin of the northern Neotethys

FIG. 7. — Photomicrographs of the radiolarians from the Orbuklukeli section: A-D, Praeudalia rhaetica Tekin, n. gen., n. sp.; A, Holotype, Orbuk-15; B-D, Paratypes, Orbuk-15; E, Udalia dennisoni Whalen & Carter in Carter, Whalen & Guex, 1998, Orbuk-32; F-G, Udalia infrequens Tekin, n. sp.; F, Holotype, Orbuk-36; G, Paratype, Orbuk-36; H-J, Udalia primaeva Whalen & Carter in Carter, Whalen & Guex, 1998, Orbuk-27; K-M, Thurstonia gibsoni Whalen & Carter in Carter, Whalen & Guex, 1998, Orbuk-26; N, Thurstonia minutaglobus Whalen & Carter in Carter, Whalen & Guex, 1998, Orbuk-32; O, Thurstonia timberensis Whalen & Carter in

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FIG. 6 in Late Triassic to Early Jurassic radiolarian, conodont and ammonite assemblages from the Tavuscayiri block, Mersin Mélange, southern Turkey: Time constraints for the T/J boundary and sedimentary evolution of the southern margin of the northern Neotethys

FIG. 6. — Photomicrographs of the radiolarians from the Orbuklukeli section: A, Betraccium kennecottense Carter, 1993, Orbuk-15; B, Betraccium perilense Carter, 1993, Orbuk-15; C, D, Gorgansium alpinum Kozur & Mostler, 1990, Orbuk-32; E, F, Gorgansium gongyloideum Kishida & Hisada, 1985, Orbuk-41; G, Pantanellium fosteri Pessagno & Blome, 1980, Orbuk-15; H-J, Pantanellium freboldi Whalen & Carter in Carter, Whalen & Guex, 1998; H-I, Orbuk-27; J, Orbuk-31; K-O, Pantanellium giganteum Tekin, n. sp.; K, Holotype, Orbuk-26; L-O, Paratypes; L, Orbuk-26; M, Orbuk-27; N-O, Orbuk-31; P, Pantanellium kluense Pessagno & Blome, 1980, Orbuk-26; Q, R, Pantanellium tanuense Pessagno & Blome,1980; Q, Orbuk-26; R, Orbuk-27; S-U, Novamuria impensa (Whalen & Carter in

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FIG. 12 in Late Triassic to Early Jurassic radiolarian, conodont and ammonite assemblages from the Tavuscayiri block, Mersin Mélange, southern Turkey: Time constraints for the T/J boundary and sedimentary evolution of the southern margin of the northern Neotethys

FIG. 12. — Photomicrographs of the radiolarians from the Orbuklukeli section; A, B, Canoptum rhaeticum Kozur & Mostler, 1981, Orbuk-15; C, Canoptum striatum (Kozur & Mostler, 1990), Orbuk-27; D-J, Laxtorum breve Tekin, n. sp.; D, Holotype, Orbuk-32; E-J, Paratypes, Orbuk-32; K-L, Laxtorum obscurum Tekin, n. sp., K, Holotype, Orbuk-27; L, Paratype, Orbuk-27; M-N, Atalantria emmela (Cordey & Carter, 1996), Orbuk-32; O, Atalantria sp. A, Orbuk-27; P-Q, Pseudoeucyrtis

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FIG. 14 in Late Triassic to Early Jurassic radiolarian, conodont and ammonite assemblages from the Tavuscayiri block, Mersin Mélange, southern Turkey: Time constraints for the T/J boundary and sedimentary evolution of the southern margin of the northern Neotethys

FIG. 14. — Upper Triassic-Lower Jurassic radiolarian, Conodont and Ammonoid zonations from North America (after Carter 1993; Carter et al. 1998, 2010). Abbreviations: Hettan., Hettangian; M.U. Norian, Middle-Upper Norian; UA, Unitary Association.

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Fig. 6 in Contributions To The Study Of The Early Jurassic Petrified Forest Of Holbav And Cristian Areas (Brașov Region, South Carpathians, Romania), 2 Part.

Fig. 6 Buckladia sp. A. - inventory no. 27719 (field no. 1107). a-f: Cross section - gymnosperm structure with tracheids rectangular with rounded corners, thin curled walls in the early-wood, thick walled in the late-wood; idioblasts between tracheids; d-e: Numerous secondary rays; g-i: Tangential section - unpitted tracheids; uniseriate rays.

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Fig. 7 in Contributions To The Study Of The Early Jurassic Petrified Forest Of Holbav And Cristian Areas (Brașov Region, South Carpathians, Romania), 2 Part.

Fig. 7 Buckladia sp. A - inventory no. 27719 (field no. 1107). a-i: Radial section - d-g: - scalariform thickenings of Zamia type on tracheids, with reticular aspect; g-i: - araucarioid cross-fields with alternate in 2-3 superposed rows.

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Fig. 2 in Contributions To The Study Of The Early Jurassic Petrified Forest Of Holbav And Cristian Areas (Brașov Region, South Carpathians, Romania), 2 Part.

Fig. 2 Protojuniperoxylon holbavicum sp. nov. (inventory no. 27706). a-c: Cross section - tracheids polygonal with rounded corners, and linear rays; d-f: Tangential section - uniseriate rays with biseriate storeys with polygonal ray-cells, with lateral empty spaces; unpitted tracheids; g-j: Radial section –uniseriate radial pitting on tracheids as hexagonal pits; araucarioid cross-fields with vertical pairs of pits or slightly irregular; end-wall with juniperoid thickenings (see arrow).

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Fig. 3 in Contributions To The Study Of The Early Jurassic Petrified Forest Of Holbav And Cristian Areas (Brașov Region, South Carpathians, Romania), 2 Part.

Fig. 3 Brachyoxylon holbavicum Iamandei, Iamandei and Grădinaru, 2018. (inventory no. 27711). a-c: Cross section - tracheids polygonal with rounded corners, and linear rays; d-f: Tangential section - pitting on tracheids - absent; rays uniseriate; g-i: Radial section – radial pitting of mixed type on tracheids, pits hexagonal and, when biseriate, alternate; cross-fields with 2-3(4) cupressoid to araucarioid in 1 row or, when more numerous, in 2-3 superposed rows.

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Fig. 5 in Contributions To The Study Of The Early Jurassic Petrified Forest Of Holbav And Cristian Areas (Brașov Region, South Carpathians, Romania), 2 Part.

Fig. 5 Palaeoginkgoxylon sp. - inventory no. 27674 (field no. 1032). a-c: Cross section - tracheids polygonal with rounded corners; disperse mucilaginous cells; linear rays with mucilaginous ray-cells; d-f: Tangential section - unpitted tracheids; uniseriate rays with inflated secretory ray-cells; g-i: Radial section - radial pitting on tracheids usually uniseriate, of mixed type, with hexagonal pits or rounded; cupressoid cross-fields with 2-3 superposed rows of 1- 3 pits.

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Fig. 8 in Contributions To The Study Of The Early Jurassic Petrified Forest Of Holbav And Cristian Areas (Brașov Region, South Carpathians, Romania), 2 Part.

Fig. 8 Bucklandia sp. B - inventory no. 27676 and 27677 (field no. 1037 a-f, 1038g-i). a-f: Cross section – b: - tracheids polygonal with rounded corners, and linear rays; primary ray in contact with xylem; c: - mucilaginous canals lined by secretory epithelial cells; d-e: - phloem cells with idioblasts bearing mucillages; f: - or crystals (f); g: Tangential section - uniseriate rays with biseriate storeys with polygonal ray-cells; unpitted tracheids; h-i: Radial section – mucilaginous canal (h); araucarian radial pitting on tracheids with uniseriate hexagonal pits (i), cross-fields with 2-3 superposed rows of hexagonal pits (h-i).

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Fig. 4 in Contributions To The Study Of The Early Jurassic Petrified Forest Of Holbav And Cristian Areas (Brașov Region, South Carpathians, Romania), 2 Part.

Fig. 4 Brachyoxylon cristianicum Iamandei, Iamandei and Grădinaru, 2018 - inventory no. 27690(field no. 1113b). a-c: Cross section - thick-walled tracheids, polygonal, with rounded corners and curled walls; dispersed parenchyma cells; linear rays; d-f: Tangential section - uniseriate rays with polygonal ray-cells and biseriate storeys; unpitted tracheids; parenchyma with end-walls smooth or nodular and resin content inside; g-i: Radial section - radial pitting on tracheids of mixed type; cross-fields with 2-3 cupressoid or araucarioid in a single row or, when more numerous, in 2-3 superposed rows.

opencc-by-4.0Sep 2021View details →
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Figure 17 in A new early branching armored dinosaur from the Lower Jurassic of southwestern China

Figure 17. Life restoration of YUXISAURUS KOPCHICKI. The osteoderm arrangement is hypothetical but that includes many of the types of armor found with the skeleton.

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Figure 15 in A new early branching armored dinosaur from the Lower Jurassic of southwestern China

Figure 15. 'Pup tent'-shaped osteoderm of YUXISAURUS KOPCHICKI in (A) posterior, (B) anterior, (C) ventral, (D) dorsal, and (E, F) side views. Scale bar equals 10 cm.

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Figure 14 in A new early branching armored dinosaur from the Lower Jurassic of southwestern China

Figure 14. Six selected individual osteoderms of YUXISAURUS KOPCHICKI. Osteoderm 1 in (A) dorsal, (B) ventral, (C) posterior, and (D) anterior views; osteoderm 2 in (E) dorsal, (F) ventral, and (G) lateral views; osteoderm 3 in (H) dorsal, (I) ventral, and (J) lateral views; osteoderm 4 in (K) dorsal, (L) ventral, and (N) lateral views; osteoderm 5 in (N) dorsal, (O) anterior, and (P) lateral views; osteoderm 6 in (Q) dorsal, (R) ventral, and (S) lateral views. Scale bar equals 5 cm.

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Figure 16 in A new early branching armored dinosaur from the Lower Jurassic of southwestern China

Figure 16. Phylogenetic relationships of YUXISAURUS within Thyreophora. (A) Strict consensus of the six most parsimonious trees (MPTs) recovered from analysis of the modified Norman, 2021 data set. (B) Strict consensus of the two MPTs recovered from analysis of the modified Maidment et al., 2020 data set. Bremer support values are shown adjacent to the nodes.

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Figure 11 in A new early branching armored dinosaur from the Lower Jurassic of southwestern China

Figure 11. Right humerus of YUXISAURUS KOPCHICKI in (A) anterior, (B) lateral, (C) posterior, (D) medial, (E) proximal, and (F) distal views. Abbreviations: dpc, deltopectoral crest; f, fossa; h, humeral head; it, internal tuberosity; rc, radial condyle; tb, tubercle; uc, ulnar condyle. Scale bar equals 10 cm.

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Figure 12 in A new early branching armored dinosaur from the Lower Jurassic of southwestern China

Figure 12. Distal end of right femur of YUXISAURUS KOPCHICKI in (A) posterior, (B) ventral, (C) lateral, (D) medial, and (E) dorsal views. Abbreviations: d, depression; icg, intercondylar groove; lc, lateral condyle; mc, medial condyle; nc, notch. Scale bar equals 10 cm.

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Figure 13 in A new early branching armored dinosaur from the Lower Jurassic of southwestern China

Figure 13. Cervical and pectoral osteoderms of YUXISAURUS KOPCHICKI. Tripartite compound osteoderm (TPO) 1 in (A) anterior, (B) dorsal, and (C) posterior views. TPO 2 in (D) anterior, (E) dorsal, and (F) posterior views. Bipartite osteoderm (BPO) 1 in (G) anterior, (H) dorsal, and (I) medial views; BPO 2 in (J) anterior, (K) dorsal, and (L) posterior views; BPO 3 in (M) anterior, (N) dorsal, and (O) posterior views; BPO 4 in (P) anterior, (Q) posterior, and (R) dorsal views; and BPO 5 in (S) anterior, (T) posterior, and (U) dorsal views. Blade-like cervical spines in anterior and posterior views (V, W). Abbreviations: ls, lateral spine; mds, middle scute; ms, medial scute. Scale bar equals 10 cm.

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Figure 10 in A new early branching armored dinosaur from the Lower Jurassic of southwestern China

Figure 10. Scapulae of YUXISAURUS KOPCHICKI. Distal part of right scapula in (A) lateral, (B) medial, (C) ventral, and (D) dorsal views. Proximal part of left scapula in (E) lateral, (F) medial, (G) ventral, and (H) dorsal views. Abbreviation: d, depression. Scale bar equals 10 cm.

opencc-by-4.0Mar 2022View details →

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