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174 results for “x-ray microtomography”
Fig. 8 in A new subdisarticulated machaeridian from the Middle Devonian of China: Insights into taphonomy and taxonomy using X-ray microtomography and 3D-analysis
Fig. 8. Orientation of the 70 dacryoconarids in the sample. A. Rose diagram showing the lineations of the dacryoconarids (numbers 5 and 8 refer to dacryoconarid counts; note that both the tip and aperture where counted of each object resulting in double counts). B. Rose diagram showing dacryoconarids whose apices are higher (open rectangles) and lower (closed rectangles) positioned than their corresponding open ends in relation to an imagined x-y-plane.
Fig. 9 in A new subdisarticulated machaeridian from the Middle Devonian of China: Insights into taphonomy and taxonomy using X-ray microtomography and 3D-analysis
Fig. 9. Comparison between the known species of Lepidocoleus and L. kuangguoduni sp. nov. with number of sclerites, age, and geographic occurrence indicated; lateral (A) and dorsal (E) views of the fossils, images of sclerites (B), outlines of sclerites (C), cross sections, to show the proportions of the dorsal depression (D).
Fig. 4 in A new subdisarticulated machaeridian from the Middle Devonian of China: Insights into taphonomy and taxonomy using X-ray microtomography and 3D-analysis
Fig. 4. Overview of the almost complete sclerites from the 3D-analysis (orthographic perspective). Group I: sclerites 1, 4, 6 (A–C) and group II: sclerites 2, 5, 7, 10 (D–G). Internal (A1–G1), lateral (A2–G2), dorsal (A3–G3), posterior (A4–G4), and anterior (A5–G5) views.
Fig. 7 in A new subdisarticulated machaeridian from the Middle Devonian of China: Insights into taphonomy and taxonomy using X-ray microtomography and 3D-analysis
Fig. 7. Overview of objects interpreted as dacryoconarids surrounding the machaeridian sclerites. A. All objects including the ones discarded for further analysis (light grey). B. Dacryoconarids selected for measurements (red).
Fig. 3 in A new subdisarticulated machaeridian from the Middle Devonian of China: Insights into taphonomy and taxonomy using X-ray microtomography and 3D-analysis
Fig. 3. Overview over the assemblage of the sixteen 3D-objects which were created from different viewpoints. Orthographic top (A) and front (B) views. Orthographic top view (C), projected on the sample to show the position of the 3D-model in the correct position on the x-y-plane and corresponding viewing directions. Orthographic left side (D) and right side (E) views.
Fig. 2 in X-ray Microtomography (XMT) of Fossil Brachiopod Shell Interiors for Taxonomy
Fig. 2. Transverse serial sections of Terebratula terebratula (Linnaeus, 1758), through specimen ZPAL Bp.XLIV/9; Pliocene, Velerín, Spain. Numbers indicate distance in mm from the tip of the ventral umbo.
Fig. 1 in X-ray Microtomography (XMT) of Fossil Brachiopod Shell Interiors for Taxonomy
Fig. 1. Terebratulide brachiopod Terebratula terebratula (Linnaeus, 1758), Pliocene, Velerín, Spain; complete specimen, ZPAL Bp.XLIV/9. A. Dorsal view. B. Reconstruction of 3−D internal structure with virtually cut out part of the ventral valve.
FIGURE 14 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 14. Three-dimensional rotational model (video) of Timaniella harkeri (GSC26406). For video see palaeo-electronica.org/content/2017/1891-xmt-on-brachiopod-fossils.
FIGURE 12 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 12. XMT result of Tyloplecta nankingensis (Q-2). 1-7, serial slices in the transverse plane (from dorsal to ventral). 8-14, serial slices in the coronal plane (from posterior to anterior). 15-18, serial slices in the sagittal plane (from lateral to middle). 19-21, lateral (19), ventral (20) and dorsal (21) views of the reconstructed 3-D model (external shell). 22, ventral view of the 3-D model in transparent mode. All the slice images were obtained under false-color lookup tables (Color 1 option in DataViewer). Abbreviations: cp, cardinal process; ap, adductor platform; ms, median septum; mc, muscle scar.
FIGURE 13 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 13. Three-dimensional reconstruction model of internal shell structures of Timaniella harkeri (GSC26406). 1-6, dorsal and anterior views of the whole shell interior through posteriorly continuous rotation. 7-12, dorsal and anterior views of shell interior without spiralia through posteriorly continuous rotation.
FIGURE 11 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 11. XMT result of Meekella sangzhiensis (Q-1). 1-7, serial slices in the coronal plane (from posterior to anterior). 8-15, serial slices in the transverse plane (from ventral to dorsal). 16-21, serial slices in the sagittal plane (from lateral to middle). 22-24, lateral (22), ventral (23) and dorsal (24) views of the reconstructed 3-D model (external shell). 25, ventral view of the 3-D model in transparent mode. All the slice images were obtained under false-color lookup tables (Color 1 option in DataViewer). Abbreviation: dp, dental plate.
FIGURE 9 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 9. XMT result of Cyrtospirifer whitneyi (CD). 1-10, serial slices in the coronal plane (from posterior to anterior). 11-18, serial slices in the transverse plane (from ventral to dorsal). 19-24, serial slices in the sagittal plane (from lateral to middle). 25-28, lateral (25), ventral (26), dorsal (27) and posterior (28) views of the reconstructed 3-D model (external shell). 29, ventral view of the 3-D model in transparent mode. All the slice images were obtained under falsecolor lookup tables (Color 1 option in DataViewer). Abbreviations: dp, dental plates; tt, teeth.
FIGURE 10 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 10. XMT result of Spiriferidae gen. sp. indet. (S1). 1-8, serial slices in the coronal plane (from posterior to anterior). 9-15, serial slices in the transverse plane (from ventral to dorsal). 16-21, serial slices in the sagittal plane (from lateral to middle). 22-24, lateral (22), ventral (23) and posterior (24) views of the reconstructed 3-D model (external shell). 25, ventral view of the 3-D model in transparent mode. All the slice images were obtained under false-color lookup tables (Color 1 option in DataViewer). Abbreviation: dp, dental plates.
FIGURE 8 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 8. XMT result of Indospirifer sp. (3229). 1-8, serial slices in the coronal plane (from posterior to anterior). 9-15, serial slices in the transverse plane (from ventral to dorsal). 16-20, serial slices in the sagittal plane (from lateral to middle). 21-22, lateral (21) and ventral (22) views of the reconstructed 3-D model (external shell). 23-24, ventral (23) and ventroanterior (24) views of the 3-D model in transparent mode. All the slice images were obtained under false-color lookup tables (Color 1 option in DataViewer). Abbreviations: dp, dental plates; cp, cardinal process; hp, hinge plate; sp, spiralia.
FIGURE 5 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 5. XMT result of Cleiothyridina baracoodensis (ML32). 1-11, serial slices in the coronal plane (from posterior to anterior). 12-21, serial slices in the transverse plane (from ventral to dorsal). 22-27, serial slices in the sagittal plane (from lateral to middle). 28-31, lateral (28), ventral (29), dorsal (30) and posterior (31) views of the reconstructed 3-D model (external shell). 32, ventral view of the 3-D model in transparent mode. All the slice images were obtained under false-color lookup tables (Color 2 option in DataViewer). Abbreviations: tt, teeth; sk, socket; cf, cardinal flanges.
FIGURE 4 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 4. XMT result of Stenoscisma timorense (BS-2). 1-10, serial slices in the coronal plane (from posterior to anterior). 11-17, serial slices in the transverse plane (from ventral to dorsal). 18-22, serial slices in the sagittal plane (from lateral to middle). 23-25, lateral (23), ventral (24) and dorsal (25) views of the reconstructed 3-D model (external shell). 26, posterior view of the coronally sectioned 3-D model. 27, ventral view of the 3-D model in transparent mode. All the slice images were obtained under false-color lookup tables (Color 1 option in DataViewer). Abbreviations: sd, spondylium; tt, teeth.
FIGURE 7 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 7. XMT result of Spiriferina sp. (BS-1). 1-7, serial slices in the coronal plane (from posterior to anterior). 8-14, serial slices in the transverse plane (from ventral to dorsal). 15-19, serial slices in the sagittal plane (from lateral to middle). 20-22, lateral (20), ventral (21) and dorsal (22) views of the reconstructed 3-D model (external shell). 23, ventral view of the 3-D model in transparent mode. All the slice images were obtained under false-color lookup tables (Color 1 option in DataViewer). Abbreviations: dp, dental plates; ms, median septum; sp, spiralia; tt, teeth; cr, crus; sk, socket.
FIGURE 6 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 6. XMT result of Tylothyris transversa (TeP). 1-7, serial slices in the coronal plane (from posterior to anterior). 8-14, serial slices in the transverse plane (from ventral to dorsal). 15-19, serial slices in the sagittal plane (from lateral to middle). 20-22, lateral (20), ventral (21) and dorsal (22) views of the reconstructed 3-D model (external shell). 23, ventral view of the 3-D model in transparent mode. All the slice images were obtained under false-color lookup tables (Color 1 option in DataViewer). Abbreviation: sp, spiralia.
FIGURE 2 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 2. Thin section and cathodoluminescence (CL) photomicrographs: Indospirifer sp. (3229) (1-4), Cyrtospirifer whitneyi (CD) (5-8), Spiriferidae gen. sp. indet. (S1) (9-12), Spiriferella loveni (F8) (13-16), Meekella sangzhiensis (Q- 1) (17-18) and Tyloplecta nanjingensis (Q-2) (19-20). 1, plane-polarized light (PPL) image of infilling micrite and shell fragments scattered. 2-3, transmitted light (TL) (2) and corresponding CL (3) images of luminescent shell. 4, CL image showing slightly luminescent shell. 5-8, TL (5, 7) and CL (6, 8) images of both luminescent shell and infilling sediment. 9-10, PPL images of brachiopod shell, infilling packstone and thin silicified layer along their boundary. 11- 12, TL (11) and CL (12) images of nonluminescent shell. 13-16, TL (13, 15) and CL (14, 16) images showing a variety of shell luminescence and infilling sediment composed of calcitic skeletal grains (bryozoan in 15 and 16). 17-20, PPL (17, 19, 20) and TL (18) images of both silicified shells and infillings. Abbreviations: bs, brachiopod shell; im, infilling material; fs, fragmented shell; os, other shell material; sl, silicified layer; NL, nonluminescent; SL, slightly luminescent; L, luminescent.
FIGURE 3 in Virtual palaeontology: the effects of mineral composition and texture of fossil shell and hosting rock on the quality of X-ray microtomography (XMT) outcomes using Palaeozoic brachiopods
FIGURE 3. XMT result of Timaniella harkeri (GSC26406). 1-10, serial slices in the coronal plane (from posterior to anterior). 11-17, serial slices in the transverse plane (from ventral to dorsal). 18-22, serial slices in the sagittal plane (from lateral to middle). 23-25, lateral (23), ventral (24) and dorsal (25) views of the reconstructed 3-D model (external shell). 26, ventral view of the 3-D model in transparent mode. All the slice images were obtained under false-color lookup tables (Color 2 option in DataViewer). Abbreviations: tt, teeth; sp, spiralia; sk, socket.
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Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
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.