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33 results for “Climatic optimum”
Data from: Chilling out: Cooler climates triggered divergence of Sabal (Arecaceae: Coryphoideae: Sabaleae) at the end of the mid-Miocene climatic optimum
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FIGURE 11. A-C in Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia
FIGURE 11. A-C. Ouledia lacuna nov. sp. A.?Anterior tooth KEB 1-180, A1. Occlusal view, A2. Lingual view, A3. Magnificence of crown-root boundary in A2, A4. profile; B.?lateral tooth KEB 1-181, B1. Occlusal view, B2. labial view, C.?Anterior tooth KEB 1-182, C1. Labial view, C2. Basal view; D-H. Pachygymnura attiai nov. gen. D. Anterior tooth KEB 1-183, D1. Lingual view, D2. Occlusal view, D3. Labial view, D4. Basal view; E. Antero-lateral tooth KEB 1-184, E1. Lingual view, E2. Near labial view, F. lateral tooth KEB 1-185, F1. Occlusal view, F2. Profile, F3. Basal view; G. lateral tooth KEB 1-186, G1. Lingual view, G2. Occlusal view; H. Anterior tooth KEB 1-187, H1. Profile, H2. Occlusal view.
FIGURE 7. A-C in Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia
FIGURE 7. A-C: Hemipristis curvatus. A. Antero-lateral upper tooth KEB 1-133, A1. Lingual view, A2. Labial view; B. Lateral upper tooth of young specimen KEB 1-134, labial view; C. Anterior lower tooth of young specimen KEB 1-135, labial view; D-E: Moerigaleus sp. D. Lateral upper tooth KEB 1-136, D1. Lingual view, D2. Labial view; E. Lateral upper tooth KEB 1-137, E1. Lingual view, E2. Labial view; F-K: Leptocharias tunisiensis nov. sp. F. (HOLOTYPE) Antero-lateral lower tooth KEB 1-138, F1. Profile, F2. Lingual view, F3. Labial view; G. Antero-lateral upper tooth KEB 1-139, G1. Labial view, G2. Profile, G3. Lingual view; H. Anterro-lateral lower tooth KEB 1-140, labial view; I. Lateral lower tooth KEB 1-141, labial view; J. More lateral tooth KEB 1-142, J1. Labial view, J2. Lingual view, J3 occlusal view; K. Posterior tooth KEB 1-143, K1. Labial view, K2. Lingual view.
FIGURE 5. A-K in Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia
FIGURE 5. A-K: Sphyrna guinoti nov. sp. A. Anterior upper tooth KEB 1-109, A1. Labial view, A2. Lingual view; B. Lateral upper tooth KEB 1-110, B1. Labial view, B2. Lingual view; C. Anterior upper tooth KEB 1-111, C1. Lingual view, C2. Labial view; D. Lateral lower tooth KEB 1-112, D1. Labial view, D2. Lingual view; E. lateral upper tooth KEB 1-113, E1. Lingual view, E2. Labial view; F. Lateral upper tooth KEB 1-114, F1. Labial view, F2. Lingual view; G. Posterior upper tooth KEB 1-115, lingual view; H. Anterior lower tooth KEB 1-116, H1. Labial view, H2. Lingual view; I. Antero-lateral lower tooth KEB 1-117, I1. Labial view, I2. Lingual view; J. (HOLOTYPE) Antero-lateral lower tooth KEB 1-118, J1. Labial view, J2. Lingual view; K. Lateral lower tooth KEB 1-119, K1. Labial view, K2. Lingual view.
FIGURE 3. A-N in Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia
FIGURE 3. A-N: Carcharhinus kasserinensis nov. sp. A. Parasymphyseal upper tooth KEB 1-086, A1. labial view, A2. Lingual view; B. HOLOTYPE Anterior upper tooth KEB 1-087, B1. Labial view, B2. Lingual view, B3. Magnificence of mesial cutting edge; C. Antero-lateral upper tooth KEB 1-088, C1. Labial view, C2. Lingual view; D. Antero-lateral upper tooth KEB 1-089, D1. Labial view, D2. Lingual view; E. Antero-lateral upper tooth KEB 1-226, E1 Lingual view, E2. Labial view; F. Antero-lateral upper tooth KEB 1-227; G. Antero-lateral upper tooth KEB 1-090, G1. Labial view, G2. Lingual view; H. Lateral upper tooth KEB 1-091, labial view; I Posterior upper tooth KEB 1-092, lingual view; J. Symphyseal abnormal lower tooth KEB 1-093, J1. Labial view, J2. Lingual view; K. Anterior lower tooth KEB 1-094, labial view; L. Anterior lower tooth KEB 1-095, L1. Labial view, L2. Lingual view; M. Antero-lateral lower tooth KEB 1- 096, M1. Labial view, M2. Lingual view; N. Antero-lateral lower tooth KEB 1-097, N1. Lingual view, N2. Labial view, N3. Profile.
FIGURE 2 in Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia
FIGURE 2. Locality of KEB-1, Djebel el Kébar, Kasserine region, Tunisia. A, Simplified topographic map of Tunisia locating the Djebel el Kébar in central Tunisia; B, simplified stratigraphical position of fossiliferous level having yielded the fossil-bearing KEB-1 locality; C, photograph showing the typical badlands of variegated clays from the early Tertiary sequence of Djebel el Kébar. See Merzeraud et al. (2016) for precise details about geological settings.
FIGURE 8. A-C in Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia
FIGURE 8. A-C: Nebrius sp. A. Anterior tooth KEB 1-144, A1. Labial view, A2. Lingual view, A3. profile; B. Antero-lateral tooth KEB 1-145, B1. Labial view, B2. Basal view; C. Lateral tooth KEB 1-146, C1. Labial view, C2. Lingual view; D-G: Stegostoma tethysiensis nov. sp. D. (HOLOTYPE) Anterior tooth KEB 1-147, D1. Labial view, D2. Lingual view, D3. Basal view; E. Antero-lateral tooth KEB 1-148, E1. Labial view, E2. Occlusal viex, E3. profile; F. Lateral tooth KEB 1-149, labial view; G. Posterior tooth KEB 1-150, labial view; H: Hemiscyllium sp. 8. Antero-lateral tooth KEB 1-151, labial view; I-N: Odontorythys pappenheimi I.?Anterior tooth KEB 1-152, I1. Profile, I2. Labial view; J.?Latero-posterior tooth KEB 1-153, lingual view; K.?Latero-posterior tooth KEB 1-154, profile; L.?Latero-posterior tooth KEB 1-155, profile; M.?Latero-posterior tooth KEB 1-156, profile; N.? lateral or posterior tooth KEB 1-157, N1. Profile, N2. Labial view, N3. Lingual view.
FIGURE 13. A-E in Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia
FIGURE 13. A-E. Coupatezia cristata nov. sp. A. antero-lateral tooth KEB 1-205, HOLOTYPE, A1.occlusal view, A2. Profile, A3. Labial view; B. Anterior tooth KEB 1-206, B1. Lingual view, B2. Basal view, C. lateral tooth KEB 1-207, C1. Occlusal view, C2. Magnificence of C1, C3. Lingual view; D. lateral tooth KEB 1-208, D1. Occlusal view, D2. Magnificence of D1, D3. Lingual view; E. lateral tooth KEB 1-209, E1. Occlusal view, E2., lingual view, E3. Basal view. F-G. Rhinoptera sp. F. medium tooth KEB 1-210, lingual view, G. medium tooth KEB 1-211, labial view; H-J. Myliobatis sp., H. lateral tooth KEB 1-212, lingual view, I. medio-lateral tooth KEB 1-213, lingual view, J lateral tooth KEB 1-214, lingual view; K. Aetobatus sp. KEB 1-215, ligual view, L-M. Garabatis sp., L. KEB 1-216, occlusal view, M. KEB 1-217, L1. occlusal view, L2. Magnificence of central part, L3. Magnificence of marginal part of crown.
FIGURE 6. A-C in Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia
FIGURE 6. A-C: Sphyrna guinoti nov. sp. A. Anterior upper tooth of Young specimen KEB 1-120, A1. Lingual view, A2. Labial view; B. Lateral lower tooth of Young specimen KEB 1-121, B1. Labial view, B2. Lingual view; C. Lateral upper tooth KEB 1-122, C1. Labial view, C2. Lingual view; D-F:?Sphyrna sp. 4. D.?Antero-lateral upper tooth KEB 1-123, D1. Lingual view, D2. Labial view; E.?Antero-lateral upper tooth KEB 1-124, E1. Labial view, E2. Lingual view; F. Lateral upper tooth KEB 1-125, lingual view.
FIGURE 15 in Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia
FIGURE 15. Distribution of Elasmobranch taxa within localities of KEB-1, Tunisia (KEB, this work) and El Gedida (EG), Baharia (Egypt, from Strougo et al., 2007 updated) with report of their occurences in the other late Middle – Late Eocene tropical assemblages from Egypt (MI, GE, BQ, QS). Frequencies of taxa are somewhat subjective due to the different sources and/or sampling methods applied. Black-Grey intensity indicating the fossil completeness between KEB/EG and the other localities due to uncertainty/resolution of taxonomic attributions (See systematic palaeontology for detail, black: certain to light: possible). (1) Medium-Large Carcharhinus sp. with serrated teeth, (2) as Misrichtys stromeri, (3) as Moerigaleus vitreodon, (4) as Nebrius blankenhormi, (5) as Nebrius sp., (6) refered to Odontorhytis bahariensis, (7) unnnamed species, (8) possibly as Taeniura sp., (9) two types in Fayum.
FIGURE 4. A-B in Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia
FIGURE 4. A-B: Carcharhinus kasserinensis nov. sp., A. Antero-lateral upper tooth of young specimen KEB 1-098, A1. Lingual view, A2. Labial view; B. Antero-lateral upper tooth of young specimen KEB 1-099, labial view. C-G: Carcharhinus frequens. C. Lateral upper tooth KEB 1-100, C1. Labial view, C2. Lingual view; D. Lateral upper tooth KEB 1-101, D1. Labial view, D2. Lingual view; E. Anterior lower tooth KEB 1-102, E1. Labial view, E2. Lingual view; F. Lateral lower tooth KEB 1-103, F1. Labial view, F2. Lingual view; G. Posterior lower tooth KEB 1-104, lingual view; HK: Misrichtys sp. H. Anterior lower tooth KEB 1-105, lingual view; I. Lateral upper tooth KEB 1-106, labial view; J. Posterior lower tooth KEB 1-107, j1. Labial view, J2. Lingual view; K. Lateral upper tooth KEB 1-108, labial view; L-R: Rhizoprionodon sp. L. Anterior upper tooth KEB 1-126, labial view; M. lateral upper tooth KEB 1-127, labial view; N. Lateral upper tooth KEB 1-128, labial view; O. Anterior lower tooth KEB 1-129, labial view; P. Lateral lower tooth KEB 1-130, P1. Labial view, P2. Lingual view; Q. Posterior lower tooth KEB 1-131, labial view; R. Antero-lateral lower tooth KEB 1-132, R1. Labial view, R2. Lingual view.
FIG. 9 in Snakes from Griesbeckerzell (Langhian, Early Badenian), North Alpine Foreland Basin (Germany), with comments on the evolution of snake faunas in Central Europe during the Miocene Climatic Optimum
FIG. 9.— "Coluber" sp. from the Middle Miocene (MN 6, base) of Griesbeckerzell 1a; middle trunk vertebra (BSPG 1997 XIII 551) in lateral (l), dorsal (d), ventral (v), and cranial (cr) views. Abbreviations: see Figures 4 & 7. Scale bar: 2 mm.
Data supplement to 'Astrochronology for the Miocene Climatic Optimum at Ocean Drilling Program Site 959 in the eastern Equatorial Atlantic'
<p>Data supplement to "Astrochronology for the Miocene Climatic Optimum at Ocean Drilling Program Site 959 in the eastern Equatorial Atlantic". </p> <p><strong>Table </strong><strong>T1</strong>: Depth conversion to rmbsf.</p> <p><strong>Table T2</strong>: List of all Early to Middle Miocene calcareous nannofossil and diatom bioevents at ODP Site 959.</p> <p><strong>Table T3</strong>: Diagnostic diatoms range chart</p> <p><strong>Table T4</strong>: Diagnostic calcareous nannofossils range chart</p> <p><strong>Table T5</strong>: Magnetic susceptibility data</p> <p><strong>Table T6</strong>: Bulk carbonate δ<sup>1</sup><sup>8</sup>O and δ<sup>13</sup>C data</p> <p><strong>Table T7</strong>: Wt% CaCO<sub>3 </sub>data</p> <p><strong>Table T8</strong>: DeCrack mean greyscale, redness, greenness and blueness data</p>
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