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278 results for “Sahara”
Fig. 4 in Early Carboniferous nautiloids from the Central Sahara, southern Algeria
Fig. 4. Rineceras tenerum sp. nov. from Oued Temertasset (all Korn et al. 2002 Coll.). A. Holotype MB.C.30440.1 (larger segment). B. Holotype MB.C.30440.1 (smaller segment). C. Paratype MB.C.30441. Scale bar units = 1 mm.
Fig. 5 in Early Carboniferous nautiloids from the Central Sahara, southern Algeria
Fig. 5. Rineceras tenerum sp. nov., holotype MB.C.30440.1 (Korn et al. 2002 Coll.) from Oued Temertasset. A. Whorl profile of the larger segment. B. Suture line, at ww = 19.7 mm, wh = 13.7 mm. C. Whorl profile of the smaller segment. D. Suture line, at dm = 26.3 mm, ww = 11.3 mm, wh = 8.0 mm. Scale bar units = 1 mm.
Fig. 10 in Early Carboniferous nautiloids from the Central Sahara, southern Algeria
Fig. 10. Stroboceras mane sp. nov. from Oued Temertasset, holotype MB.C.30458.1 (Korn et al. 2002 Coll.). A. Ventral and lateral views. B. Cross section. C. Suture line, at ww = 9.9 mm, wh = 5.5 mm. Scale bar units = 1 mm.
Fig. 9 in Early Carboniferous nautiloids from the Central Sahara, southern Algeria
Fig. 9. Stroborineceras sp. from Oued Temertasset, specimen MB.C.30455 (Korn et al. 2002 Coll.). A. Lateral and ventral views. B. Suture line, at ww = 9.4 mm, wh = 6.6 mm. Scale bar units = 1 mm.
Fig. 6 in Early Carboniferous nautiloids from the Central Sahara, southern Algeria
Fig. 6. Stroborineceras insalahensis gen. et sp. nov. from Oued Temertasset (all Korn et al. 2002 Coll.). A. Paratype MB.C.30445.2. B. Holotype MB.C.30445.1. C. Paratype MB.C.30445.3. D. Paratype MB.C.30446.1. Scale bar units = 1 mm.
Fig. 3 in Early Carboniferous nautiloids from the Central Sahara, southern Algeria
Fig. 3. The conch and suture line parameters used in the taxonomic descriptions. A. Conch parameters. B. Descriptive terms of whorl profiles. C. Suture line terminology.
Fig. 27 in Early Carboniferous nautiloids from the Central Sahara, southern Algeria
Fig. 27. Maccoyoceras saharensis sp. nov. from Oued Temertasset (both Korn et al. 2002 Coll.). A. Whorl profile of holotype MB.C.30480.1. B. Suture line of holotype MB.C.30480.1, at ww = 16.2 mm, wh = 14.8 mm. C. Whorl profile of paratype MB.C.30481. D. Suture line of paratype MB.C.30481, at ww = 10.9 mm, wh = 14.8 mm. Scale bar units = 1 mm.
Fig. 30 in Early Carboniferous nautiloids from the Central Sahara, southern Algeria
Fig. 30. Lispoceras sp. 1, specimen MB.C.30487 from Oued Temertasset (Korn et al. 2002 Coll.); lateral view and whorl profile. Scale bar units = 1 mm.
Fig. 16 in Early Carboniferous nautiloids from the Central Sahara, southern Algeria
Fig. 16. Vestinautilus papilio sp. nov. from Oued Temertasset (both Korn et al. 2002 Coll.). A. Holotype MB.C.30470.1. B. Paratype MB.C.30470.2. Scale bar units = 1 mm
Fig. 23 in Early Carboniferous nautiloids from the Central Sahara, southern Algeria
Fig. 23. Trilobitoceras peculiaris sp. nov. from Oued Temertasset (both Korn et al. 2002 Coll.). A. Holotype MB.C.30477. B. Paratype MB.C.30478. Scale bar units = 1 mm.
Astronomically controlled aridity in the Sahara since at least 11 million years ago: Dataset
<p>This data is associated with the manuscript:</p> <p>Crocker, A.J., Naafs, B.D.A., Westerhold, T. <em>et al.</em> Astronomically controlled aridity in the Sahara since at least 11 million years ago. <em>Nat. Geosci.</em> (2022). https://doi.org/10.1038/s41561-022-00990-7</p> <p>All data are from Ocean Drilling Project (ODP) Site 659 and include:</p> <ul> <li>Elemental compositions measured by X-ray fluorescence</li> <li>Dust flux estimates</li> <li>Carbon isotopic signatures of <em>n</em>-alkanes</li> <li>Strontium and neodymium isotopic signatures of lithogenic material</li> <li>Lithogenic grain size distributions and end member compositions</li> <li>Splice and age model information</li> </ul>
Fig. 2 in New early Pliocene owls from Langebaanweg, South Africa, with first evidence of Athene south of the Sahara and a new species of Tyto
Fig. 2. Strigid owl Athene inexpectata sp. nov. from the early Pliocene, Upper Varswater Formation at Langebaanweg, South Africa; paratypes (A, C–E, G), holotype (F) and Athene noctua, Recent (B). A. Left tibiotarsus (SAM-PQ-L20700 M), in cranial (A 1), lateral (A 2), caudal (A 3), medial (A 4), and distal (A5) views. B. Reversed right tibiotarsus (MGPT-MPOC 38), in cranial view (B 1), left tarsometatarsus in dorsal view (B 2). C. Left scapula (SAM-PQ-L25390 GA), in medial (C 1), cranial (C 2) and lateral (C 3) views. D. Right ulna (SAM-PQ-L14846), in dorsal (D 1), caudal (D 2), ventral (D 3) and cranial (D 4) views. E. Right tibiotarsus (SAM-PQ-L28927), in cranial (E 1), lateral (E 2), caudal (E 3), medial (E 4), and proximal (E5) views. F. Right tarsometatarsus (SAM-PQ-L13052 N2), in dorsal (F 1), lateral (F 2), plantar (F 3), medial (F 4), proximal (F5), and distal (F6) views. G. Right humerus (SAMPQ-L33540 C), in cranial (G 1), dorsal (G 2) caudal (G 3), ventral (G 4), and distal (G5) views.
Fig. 3 in New early Pliocene owls from Langebaanweg, South Africa, with first evidence of Athene south of the Sahara and a new species of Tyto
Fig. 3. Strigid owls from the early Pliocene, Upper Varswater Formation at Langebaanweg, South Africa. A. Asio sp. (SAM-PQ-L33521 I), right tibiotarsus, in cranial (A 1), lateral (A 2), caudal (A 3), medial (A 4), and distal (A 5) views. B. Strigidae gen. et sp. indet. (SAM-PQ-L28479 C), left tibiotarsus in cranial view. C. Bubo sp. (SAM-PQ-L28439 C), left tibiotarsus in cranial view.
Fig. 1 in New early Pliocene owls from Langebaanweg, South Africa, with first evidence of Athene south of the Sahara and a new species of Tyto
Fig. 1.Tytonid owl Tyto richae sp. nov. from the early Pliocene, Upper Varswater Formation at Langebaanweg, South Africa; paratypes (A–C, E), holotype (D). A. Left ulna (SAM-PQ-L50411 L), in dorsal (A1), caudal (A2), ventral (A3), and cranial (A4) views. B. Left coracoid (SAM-PQ-L23436), in dorsal (B1), lateral (B2), medial (B3), and ventral (B4) views. C. Left tibiotarsus (SAM-PQ-L28197 AU), in cranial (C1), lateral (C2), caudal (C3), medial (C4), and distal (C5) views. D. Right tarsometatarsus (SAM-PQ-L50354 B), in dorsal (D1), lateral (D2), plantar (D3), medial (D4), and distal (D5) views. E. Left tibiotarsus (SAM-PQ-L50022 ZA), in cranial (E1), lateral (E2), caudal (E3), medial (E4), and distal (E5) views.
Figs. 19-24 in Contribution to the genus Metopius PANZER (Hymenoptera, Ichneumonidae, Metopiinae) from Africa South of Sahara
Figs. 19-24: Face and facial shield of ♀♀: (19) Metopius femoralis HT; (20) M. gambiense HT; (21) M. palpoides HT; (22) M. nigrithorax HT; (23) M. rufofrontalis PT; (24) M. rufigaster ssp. rufigaster HT.
Figs. 5-8 in Contribution to the genus Metopius PANZER (Hymenoptera, Ichneumonidae, Metopiinae) from Africa South of Sahara
Figs. 5-8: Metasoma of ♀♀: (5) Metopius femoralis nov.sp. PT; (6) M. nigrithorax HT; (7) M. zuluanus BENOIT; (8) M. zuluanops nov.sp.
Figs. 13-18 in Contribution to the genus Metopius PANZER (Hymenoptera, Ichneumonidae, Metopiinae) from Africa South of Sahara
Figs. 13-18: Face and facial shield of 66: (13) Metopius alboornatus CAMERON; (14) M. brevicornis SEYRIG; (15) M. clathratus BENOIT; (16) M. rauschi nov.sp. HT; (17) M. ethiopicus nov.sp. PT; (18) M. rufigaster ssp. zambiense nov.ssp. HT.
Figs. 9-12 in Contribution to the genus Metopius PANZER (Hymenoptera, Ichneumonidae, Metopiinae) from Africa South of Sahara
Figs. 9-12: Metasoma of ♀♀: (9) Metopius. palpoides nov.sp. HT; (10) M. rufigaster ssp. rufigaster nov.sp. HT; (11) M. rufigaster ssp. zambiense nov.ssp. HT; (12) M. rufofrontalis nov.sp.HT.
OnSSET processed GIS input data for 20 Sub Sahara Africa countries
<p>This repository contains the processed geospatial data files needed to run the Open-Source Spatial Electrification Tool (OnSSET), for 20 countries in Sub Sahara Africa. These data files were created by the KTH team for the Global Electrification Platform (GEP) model (https://electrifynow.energydata.info/). To access result files and geospatial population clusters, please go to https://energydata.info/dataset/?q=gep.</p>
Underlying data for Slimani et al. Identification of dominant hydrogeochemical processes for groundwaters in the Algerian Sahara supported by inverse modeling of chemical and isotopic data
<p>The data hereafter underlie the paper by Slimani et al. doi:10.5194/hess-20-1-2016,</p> <p>appeared to Hydrol. Earth Syst. Sci., 20, 1-23, 2016.</p> <p> </p> <p> </p> <p>1. File Tableaux_data.xls</p> <p> </p> <p>This is an Excel sheet file. It contains:</p> <p>- raw analytical data, mostly in mg/L;</p> <p>- data converted in mmol/L;</p> <p>- data corrected from the defect of cations - anions balance; the correction is made proportionally.</p> <p>- the previous data completed with logarithms of activities, computed by Phreeqc, </p> <p>for calcium, sulfate, carbonate and water; those data are used to plot equilibrium diagrams for calcite and gypsum (figure 6);</p> <p>- for Phreatic aquifer only, saturation indexes for halite, anhydrite, calcite, dolomite and gypsum, along with distance from south to north, used in figure 7.</p> <p>2. Directory Phreeqc_res</p> <p>Contains the input file with all samples from CI, CT and Phr in a single file, and the selected output file.</p> <p>All calculations were made with version phreeqc-3.1.2 and database sit.dat.</p> <p>3. Directory Inverse models</p> <p>This directory contains inverse models for computing transformations:</p> <p>- from CI (average) to CT (average):</p> <p>- from CT (average) to Phr (pole I, average);</p> <p>- from pure water to Phr (pole II, sample P036);</p> <p>- for mixing Phr pole I and II, and try to explain a sample typical of medium mixing ratio, sample P068.</p>
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.