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794 results for “Lower Cretaceous”
Fig. 7 in New Species Of The Lower Cretaceous Genus Matheronia Munier-Chalmas (Bivalve Hippuritida) In Romania
Fig. 7. Matheronia silvaeregis sp. nov. Valea Maguri. a, b. Transverse antero-posterior serial sections (specimen IB 5353C- A, B) showing the RV myophores, the strong antero-posterior LV asymmetry, the compact thick lamellar anterior side and convex outside RV. Notice on section b the reduction of the pmc. Scale bar 10 mm.
Fig. 3 in New Species Of The Lower Cretaceous Genus Matheronia Munier-Chalmas (Bivalve Hippuritida) In Romania
Fig. 3. Illustration of classical Matheronia species from the Barremian type locality of Orgon (SE France). Matheronia munieri Paquier. a. posterior view of a bivalve specimen showing the LV lamellar habit and flat RV (sample DG 110). b. internal view showing the myocardinal apparatus of the RV (sample DG 113); c. same specimen showing the uncoiled RV. d. Matheronia aptiensis Matheron, transverse antero-posterior section showing the myophores (Urgonia Museum collections). Specimens a to c, reference DG (Urgonia Museum), have been cleaned and prepared by Dominique Gesbert. Scale bar 10 mm.
Fig. 1a in New Species Of The Lower Cretaceous Genus Matheronia Munier-Chalmas (Bivalve Hippuritida) In Romania
Fig. 1a. Geographic distribution of Lower Cretaceous rudist bearing localities in Romania, with location of Matheronia beds. b. Geological map of the Nera valley area (Reşiţa-Moldova Nouă zone). c. Geological map of the Cornet area (Pădurea Craiului). d. Geological map of the area north of Dobreşti (Pădurea Craiului).
Fig. 2 in Taxonomic And Biostratigraphic Remarks On Torinosuella Maync, 1959 And Balkhania Mamontova, 1966, Larger Benthic Foraminifera From The Lower Cretaceous Of Iran (Sangestan, Tirgan Formations)
Fig. 2. Torinosuella peneropliformis (Yabe & Hanzawa). a-b. Late Berriasian of Serbia (locality: see Bucur et al., 2020, e.g., fig. 6J). c, e. From Cherchi & Schroeder (2005, pl. 1, figs, 1, 4), Upper Hauterivian-lower Barremian of NE Spain. d. From Bucur et al. (2003, pl. 41, fig. 4), 'late Neocomian Carbonate Member', Sangestan Formation, Central Iran. f. From Granier et al. (2023, pl. 3, fig. T), Upper Barremian Tirgan Formation of NE Iran. g. From Gheiasvand & Bartolini (2023, fig. 4B), Hauterivian? lower Barremian? of northeastern Iran. h-m. From Maync (1959, pl. 1, figs. 6a-b, 7-10, Copyright by Swiss Geological Society), Torinosu Limestone of Japan.
Fig. 4 in Geometric Morphometric Approach To Establish Phylogenetic Affinities Of Enigmatic Pterosaur Specimens From The Lower Cretaceous Of South Korea
Fig. 4. Principal component analysis (PCA) of morphometric data collected from a variety of pterodactyloid teeth, with the South Korean specimens highlighted. A, PC1 versus PC2; B, PC3 versus PC4.
Fig. 3. Pterodactyloid tooth shape analyzed using geometric morphometrics. A in Geometric Morphometric Approach To Establish Phylogenetic Affinities Of Enigmatic Pterosaur Specimens From The Lower Cretaceous Of South Korea
Fig. 3. Pterodactyloid tooth shape analyzed using geometric morphometrics. A, major changes in tooth shape on PC1; B, major changes in tooth shape on PC2; C, major changes in tooth shape on PC3; D, major changes in tooth shape on PC4. Red numbers indicate landmark positions.
Fig. 5 in Geometric Morphometric Approach To Establish Phylogenetic Affinities Of Enigmatic Pterosaur Specimens From The Lower Cretaceous Of South Korea
Fig. 5. Shape of the proximal part of the pterosaur second wing phalanx, analyzed using geometric morphometrics. A, major changes in shape on PC1; B, major changes in shape on PC2; C, major changes in shape on PC3; D, major changes in shape on PC4. Red numbers indicate landmark positions.
Fig. 2 in Geometric Morphometric Approach To Establish Phylogenetic Affinities Of Enigmatic Pterosaur Specimens From The Lower Cretaceous Of South Korea
Fig. 2. Landmarks and semilandmark configurations for geometric morphometrics, with YCS 2001 and SNUVP 201901 (restored) as examples. A, Landmark and semilandmark positions used for teeth; B, Landmark and semilandmark positions for the proximal part of the second wing phalanx. Illustrations of YCS 2001 and SNUVP 201901 are after Yun et al. (2007) and Park et al. (2020), respectively.
Fig. 1. Map showing the localities where the analyzed South Korean pterosaur fossils were discovered. A, fossil locality yielding pterosaur teeth KPE 40001 and YCS 2001 in Geometric Morphometric Approach To Establish Phylogenetic Affinities Of Enigmatic Pterosaur Specimens From The Lower Cretaceous Of South Korea
Fig. 1. Map showing the localities where the analyzed South Korean pterosaur fossils were discovered. A, fossil locality yielding pterosaur teeth KPE 40001 and YCS 2001 (with YCS 2001 as an example); B, fossil locality where the second wing phalanx SNUVP 201901 was excavated. Images of YCS 2001 and SNUVP 201901 are modified from Yun et al. (2007) and Park et al. (2020), respectively, and the pterosaur silhouette is from phylopic.org (courtesy of FunkMonk, CC BY-SA 3.0).
Fig. 6 in Geometric Morphometric Approach To Establish Phylogenetic Affinities Of Enigmatic Pterosaur Specimens From The Lower Cretaceous Of South Korea
Fig. 6. Principal component analysis (PCA) of the morphometric data collected from the proximal part of second wing phalanges of various pterosaurs, with the South Korean specimen (SNUVP 201901) highlighted. A, PC1 versus PC2; B, PC3 versus PC4.
Fig. 1 in Taxonomic And Biostratigraphic Remarks On Torinosuella Maync, 1959 And Balkhania Mamontova, 1966, Larger Benthic Foraminifera From The Lower Cretaceous Of Iran (Sangestan, Tirgan Formations)
Fig. 1. Balkhania balkhanica Mamontova (a, c, e-f) and Pseudochoffatella minima Schlagintweit et al. (b, d). a. From Mamontova (1960, fig. 2/3 modified showing early stage), Lower Barremian of Turkmenistan. b. From Schlagintweit et al. (pl. 5, fig. 12, holotype), lower Aptian of Central Iran (Taft Formation). c. From Taherpour Khalil Abad et al. (2013, fig. 4a), lower Aptian of northeastern Iran (Tirgan Fm). d. Same as b, so far unillustrated. e-f. lower Aptian of Central Iran (locality: see Schlagintweit et al., 2013b).
FIGURE 2 in The first record of Lower Cretaceous otoliths from the Kimigahama Formation (Barremian) of the Choshi Group, Chiba Prefecture, Japan
FIGURE 2. Stratigraphic divisions of the Choshi Group (modified from Obata and Matsukawa, 2007, 2009a, b). The star marks the fossil-bearing horizon.
FIGURE 1 in The first record of Lower Cretaceous otoliths from the Kimigahama Formation (Barremian) of the Choshi Group, Chiba Prefecture, Japan
FIGURE 1. Map showing the locality of the Choshi area, Chiba Prefecture, Japan. The star marks the fossil locality.
FIGURE 5 in The first record of Lower Cretaceous otoliths from the Kimigahama Formation (Barremian) of the Choshi Group, Chiba Prefecture, Japan
FIGURE 5. Cretaceous paleobiogeography of Pterothrissinae and Elopiformes. The number of localities corresponds to the number in Table 3. The reference map is Barremian (modified from Scotese, 2014). The number in regular font indicates the otolith-based fossil record, and italics in bold indicate the skeleton-based fossil record. Table 3 shows the details of each fossil record.
FIGURE 4 in The first record of Lower Cretaceous otoliths from the Kimigahama Formation (Barremian) of the Choshi Group, Chiba Prefecture, Japan
FIGURE 4. Otoliths from the Kimigahama Formation (Barremian) in Chiba Prefecture, Japan. A-C: Elopiformes fam., gen. et sp. indet. A. CBM–PV 8206. A1) Dorsal view. A2) Line drawing of A1. A3) Inside view. A4) Line drawing of A3. B. CBM–PV 8326 B1) Dorsal view. B2) Inside view. C. CBM–PV 8327. C1) Dorsal view. C2) Inside view. D-F: Argentinidae gen. et sp. indet. D. CBM–PV 8207. D1) Dorsal view. D2) Line drawing of D1. D3) Inside view. D4) Line drawing of D3. E. CBM–PV 8328. E1) Dorsal view. E2) Inside view. F. CBM–PV 8329. F1) Dorsal view. F2) Inside view. G. Ichthyotringidae fam, gen. et sp. indet. G. CBM–PV 8208. G1) Dorsal view. G2) Line drawing of G1. G3) Inside view. G4) Line drawing of G3. Scale bar = 1 mm.
FIGURE 3 in The first record of Lower Cretaceous otoliths from the Kimigahama Formation (Barremian) of the Choshi Group, Chiba Prefecture, Japan
FIGURE 3. Otoliths from the Kimigahama Formation (Barremian) in Chiba Prefecture, Japan. 3A-B: Teleostei fam., gen. et sp. indet. A. CBM (Natural History Museum and Institute, Chiba)–PV 8203. A1) Dorsal view. A2) Line drawing of A1. A3) Inside view. A4) Line drawing of A3. B. CBM–PV 8204. B1) Dorsal view. B2) Inside view. C-E: Pterothrissinae gen. et sp. indet. C. CBM–PV 8205. C1) Dorsal view. C2) Line drawing of C1. C3) Inside view. C4) Line drawing of C3. D. CBM–PV 8324. D1) Dorsal view. D2 Inside view. E. CBM–PV 8325. E1) Dorsal view. E2) Inside view.Scale bar = 1 mm
Figure 12 in Albian to Turonian agglutinated foraminiferal assemblages of the Lower Saxony Cretaceous sub-basins - implications for sequence stratigraphy and paleoenvironmental interpretation
Figure 12. Columnar section of the Cenomanian–Turonian boundary and the Lower and Middle Turonian part of the Wunstorf core Wu 2010/4 with agglutinated foraminiferal morphogroups, Fisher alpha index, species richness, and foraminiferal events (acmes) indicated by arrows. For log legend, see Fig. 4.
Figure 11 in Albian to Turonian agglutinated foraminiferal assemblages of the Lower Saxony Cretaceous sub-basins - implications for sequence stratigraphy and paleoenvironmental interpretation
Figure 11. Columnar section of the Cenomanian part of the Baddeckenstedt quarry with agglutinated foraminiferal morphogroups, Fisher alpha index, species richness, and foraminiferal events (acmes) indicated by arrows. For log legend, see Fig. 3; log redrawn after Wilmsen (2003: Fig. 8).
Figure 6 in Albian to Turonian agglutinated foraminiferal assemblages of the Lower Saxony Cretaceous sub-basins - implications for sequence stratigraphy and paleoenvironmental interpretation
Figure 6. Late Albian to Turonian agglutinated foraminifera from the Lower Saxonian Cretaceous; scale bars are 100 µm. (a) Saccammina grzybowski, Wunstorf Wu2010/1, 54.00 m. (b) Psammosphaera fusca, Wunstorf Wu2010/1, 59.05 m. (c) Tipeammina elliptica, Söhlde section, 31.00 m. (d–e) Tipeammina sp. 1, Wunstorf Wu2010/4, 43.30 m. (f) Hyperammina gaultina, Wunstorf Wu 2010/4, 48.20 m. (g–h) Ammolagena clavata, two specimens sticking together, Wunstorf Wu2010/3, 25.50 m. (i) Ammolagena contorta, possibly previously attached on an inoceramid prism, Wunstorf Wu2010/4, 38.20 m. (j) Caudammina ovula, Söhlde section, 31.00 m. (k) Subreophax scalaris, Wunstorf Wu2010/1, 69.10 m. (l) Ammodiscus cretaceus, Wunstorf Wu 2010/4, 48.20 m. (m) Ammodiscus glabratus, Wunstorf Wu2010/1, 54.65 m. (n) Ammodiscus peruvianus, Wunstorf Wu2010/1, 54.00 m. (o) Ammodiscus tenuissimus, Wunstorf Wu2010/4, 43.30 m. (p) Glomospira diffundens, Wunstorf Wu2010/1, 49.05 m. (q) Glomospira gordialis, Wunstorf Wu 2010/3, 66.05 m. (r) Repmanina charoides, Wunstorf Wu2010/4, 38.20 m. (s) Lituotuba lituiformis, Wunstorf Wu 2010/4, 48.95 m. (t) Rzehakina minima, Wunstorf Wu2010/1, 54.80 m.
Figure 8 in Albian to Turonian agglutinated foraminiferal assemblages of the Lower Saxony Cretaceous sub-basins - implications for sequence stratigraphy and paleoenvironmental interpretation
Figure 8. Late Albian to Turonian agglutinated foraminifers from the Lower Saxonian Cretaceous; scale bars are 100 µm. (a) Tritaxia gaultina, Wunstorf Wu2010/1, 19.05 m. (b) Tritaxia tricarinata, Wunstorf Wu2010/1, 19.05 m. (c) Tritaxia macfadyeni, Wunstorf Wu2010/1, 34.10 m. (d–e) Eggerellina brevis, Baddeckenstedt section, 19.30 m. (f) Eggerellina mariae, Wunstorf Wu2010/3, 30.15 m. (g) Flourensina intermedia, Wunstorf Wu2010/1, 54.80 m. (h) Gaudryina sp. 1, Baddeckenstedt section, 39.00 m. (i) Verneuilinoides sp., Wunstorf Wu2010/4, 48.95 m. (j) Vialovella frankei, Wunstorf Wu2010/1, 15.20 m. (k) Arenobulimina bochumensis, Baddeckenstedt section, 9.00 m. (l) Arenobulimina preslii, Wunstorf Wu2010/4, 43.30 m. (m) Arenobulimina truncata, Wunstorf Wu2010/4, 43.30 m. (n–o) Ataxophragmium depressum, Wunstorf Wu2010/4, 58.60 m. (p) Hagenowella elevata, Wunstorf Wu2010/4, 58.60 m. (q) Voloshinoides advenus, Wunstorf Wu2010/1, 29.25 m. (r) Voloshinoides anglicus, Baddeckenstedt section, 7.00 m. (s) Pseudotextulariella cretosa, Wunstorf Wu2010/1, 19.05 m. (t) Kadriayina gradata, Wunstorf Wu2010/3, 66.05 m. (u) Marssonella ozawai, Wunstorf Wu2010/1, 15.20 m.
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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.