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875 results for “Brachiopod”
FIG. 1. — A in Les Brachiopodes du Jurassique inférieur et moyen en Tunisie centrale (Axe Nord-Sud). Un nouveau témoin du Domaine paléobiogéographique ouest-téthysien
FIG. 1. — A, carte géologique synthétique de la Tunisie et localisation des principaux affleurements de Jurassique; B, carte structurale schématique de l'Axe Nord-Sud.
FIG. 4 in Les Brachiopodes du Jurassique inférieur et moyen en Tunisie centrale (Axe Nord-Sud). Un nouveau témoin du Domaine paléobiogéographique ouest-téthysien
FIG. 4. — Soaresirhynchia bouchardi (Davidson, 1852). Toarcien inférieur, zone à Serpentinum, sous-zone à Elegantulum. Khechem El Kelb, niveau KEK.1. Spécimens avec: A, B, deux côtes, PFT300 (A), PFT301(B); C-E, trois côtes PFT302 (C), PFH303 (D), PFT304 (E); F, quatre côtes (PFT305) sur le pli médian dorsal (collection Ph. Fauré). Il est déposé dans les collections de l'Office national des Mines de Tunis. Échelle: 1 cm.
FIG. 3 in Les Brachiopodes du Jurassique inférieur et moyen en Tunisie centrale (Axe Nord-Sud). Un nouveau témoin du Domaine paléobiogéographique ouest-téthysien
FIG. 3. – Le Jurassique moyen (Bajocien à Callovien) de la partie centrale de l'Axe Nord-Sud. Comparaison des coupes de Khechem El Kelb (Jebel Sidi Khalif) et du Châabet El Attaris. Répartition des brachiopodes dans le cadre zonal donné par les ammonites (* nouvelle datation apportée par le présent travail). Légende identique à la Fig. 2 sauf: 1, biostromes de brachiopodes; 2, ammonites ayant permis une datation.
FIG. 9. — A-C in Les Brachiopodes du Jurassique inférieur et moyen en Tunisie centrale (Axe Nord-Sud). Un nouveau témoin du Domaine paléobiogéographique ouest-téthysien
FIG. 9. — A-C, Quadratirhynchia vasconcellosi (Choffat in Dubar, 1931), Toarcien inférieur, zone à Serpentinum, Khechem El Kelb; A, spécimen miniaturisé précocement uniplissé (niveau KEK.2), PFT323; B, C, variabilité de la costulation, avec (C) coquille la plus densément costée (Nvd = 25) (niveau KEK.3), PFT324 (B), PFT325 (C). Mensurations des exemplaires figurés: voir Tableau 1. Échelle: 1 cm.
FIG. 10. — A, B in Les Brachiopodes du Jurassique inférieur et moyen en Tunisie centrale (Axe Nord-Sud). Un nouveau témoin du Domaine paléobiogéographique ouest-téthysien
FIG. 10. — A, B, Sphaeroidothyris lenthayensis (Richardson & Walker, 1907), Bathonien inférieur, zone à Zigzag, sous-zone à Parvum, Châabet El Attaris, niveaux CHA.10, PFT327 (B) et CHA.12, PFT326 (A). Échelle: 1 cm.
FIG. 8. — A-C in Les Brachiopodes du Jurassique inférieur et moyen en Tunisie centrale (Axe Nord-Sud). Un nouveau témoin du Domaine paléobiogéographique ouest-téthysien
FIG. 8. — A-C, Quadratirhynchia vasconcellosi (Choffat in Dubar, 1931), Toarcien inférieur, zone à Serpentinum. Khechem El Kelb: A-C, trois spécimens de taille croissante (niveau KEK.2), PFT320 (A), PFT321 (B), PFT322 (C). Mensurations des exemplaires figurés: voir Tableau 1. Échelle: 1 cm.
FIG. 5. — A-C in Les Brachiopodes du Jurassique inférieur et moyen en Tunisie centrale (Axe Nord-Sud). Un nouveau témoin du Domaine paléobiogéographique ouest-téthysien
FIG. 5. — A-C, Soaresirhynchia bouchardi (Davidson, 1852), Toarcien inférieur, zone à Serpentinum, sous-zone à Elegantulum: A, Morphe prerenzi (PFT306); B, PFT307; C, PFT308; D, E, Soaresirhynchia rustica (Dubar, 1931), Toarcien inférieur, zone à Serpentinum, sous-zone à Elegantulum, Khechem El Kelb, niveau KEK.1, PFT309 (D), PFT310 (E). Variabilité de la densité de la costulation (Nvd = 15 et 12 côtes). Échelle: 1 cm.
FIG. 10 in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications
FIG. 10.— Examples of drilled brachiopods from the Upper Oligocene of the Aquitaine Basin,SW France:A, Joania cordata (Risso, 1826),ventral valve,Abesse,MNHN.F.A46551;B, C, Megathiris detruncata (Gmelin,1791),ventral valve and a close-up image of drill hole,Bélus,MNHN.F.A46506; D, E, Lacazella mediterranea (Risso, 1826), ventral valve and close-up of drill hole, Peyrère, MNHN.F.A46552; F, G, M. detruncata, dorsal valve and close-up of drill hole, Peyrère, MNHN.F.A46554; H, I, L. mediterranea, dorsal valve and close-up of drill hole, Abesse, MNHN.F.A46553; J, Terebratulina retusa (Linnaeus, 1758), dorsal valve, Peyrère, MNHN.F.A46555; K, L, L. mediterranea, dorsal view of complete specimen and a close-up image of drill hole, Abesse, MNHN.F.A46556. All SEM. Scale bars: A, I, L, 500 µm; B-D, G, H, J, K, 1 mm; E, 200 µm; F, 2 mm.
FIG. 7. — Joania peyrerensis n in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications
FIG. 7. — Joania peyrerensis n. sp., Upper Oligocene: A-C, ventral and dorsal views of complete specimen, and enlargement of posterior part to show details of the beak, holotype MNHN.F.A46532, Peyrère; D, E, inner and oblique lateral views of dorsal valve, paratype MNHN.F.A46533, Bélus; F-I, inner view of ventral valve, enlargement of posterior part (G) and details of left tooth (H) and enlargement of anterior part (I) to show radial ridges terminating anteriorly in tubercules, paratype MNHN.F.A46534, Bélus. All SEM. Scale bars: A, B, D-F, 1 mm; C, G, I, 500 µm; H, 100 µm.
FIG. 2. — A-D in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications
FIG. 2. — A-D, Novocrania anomala (Müller, 1776), Upper Oligocene; A, B, outer and inner views of ventral valve, Peyrère, MNHN. F.A46481; C, D, inner views of dorsal valves, Abesse, MNHN.F.A46483 and MNHN.F.A46484; E-H, Terebratulina retusa (Linnaeus, 1758), Upper Oligocene, Peyrère; E, dorsal view of young complete specimen, MNHN.F.A46485; F, inner view of dorsal valve to show a brachial skeleton, young individual, SEM, MNHN.F.A46486; G, H, dorsal and lateral views of complete specimen, MNHN.F.A46487. Scale bars: A-D, 2 mm; F, 500 µm; G, H, 5 mm.
FIG. 3 in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications
FIG. 3. — Megathiris detruncata (Gmelin, 1791), Upper Oligocene, Abesse: A, B, D, dorsal views of complete specimens, MNHN.F.A46491-A46493;C, inner view of ventral valve,MNHN.F.A46494;E, inner view of dorsal valve of young individual,MNHN.F.A46495; F-M, inner and oblique views of dorsal valves, and enlargements (H, M) to show details of septa and loop, MNHN.F.A46496-A46498. All SEM. Scale bars: A, H, 500 µm; B, D-G, K-M, 1 mm; C, I, J, 2 mm.
FIG. 9 in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications
FIG. 9. — Lacazella mediterranea (Risso, 1826), Upper Oligocene: A-C, dorsal views of complete specimens: A, C, Peyrère, MNHN.F.A46537-A46538; B, Abesse, MNHN.F.A46544; D, E, inner view of ventral valve and tilted enlargement (E) to show hemispondylium, Abesse, MNHN.F.A46545; F, inner view of ventral valve, Peyrère, MNHN.F.A46539; G, inner view of dorsal valve, Abesse, MNHN.F.A46546; H, I, inner and posterior views of dorsal valve, Peyrère, MNHN.F.A46540; J, inner view of dorsal valve, Peyrère, MNHN.F.A46541; K, L, inner view of dorsal valve and enlargement (L) of the trifurcating median ramus-ramuli complex, Peyrère, MNHN.F.A46542. All SEM. Scale bars: A, B, D, E, G-I, L, 1 mm; C, F, J, K, 2 mm.
FIG. 8 in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications
FIG. 8. — Megerlia truncata (Linnaeus, 1767), Upper Oligocene, Peyrère (MNHN.F.A46535), complete specimen in ventral (A) and dorsal (B) views. Scale bar: 3 mm.
FIG. 1 in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications
FIG. 1. — Map of the Aquitaine Basin, SW France showing the extension of the Chattian marine deposits (dotted line) and the localities of brachiopod fauna; heavy lines denote anticlinal ridges (simplified after Cahuzac et al. 1995).
FIG. 6 in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications
FIG. 6. — Joania cordata (Risso, 1826), Upper Oligocene: A-C, dorsal views of complete specimens; A, Estoti, MNHN.F.A46523, B, C, Abesse, MNHN.F.A46526-A46527; D, inner view of ventral valve, Bélus, MNHN.F.A46529; E, F, inner and oblique lateral views of dorsal valve, young individual, Estoti, MNHN.F.A46524; G-I, inner, oblique lateral views of dorsal valve, and enlargement of anterior part to show septum and connection with a loop, Bélus, MNHN.F.A46530. All SEM. Scale bars: A, E, F, H, I, 500 µm; B-D, G, 1 mm.
FIG. 5 in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications
FIG. 5. — Argyrotheca bitnerae Dulai, 2011, Upper Oligocene: A, dorsal view of complete specimen, Peyrère, MNHN.F.A46513; B, C, dorsal view of complete specimen and enlargement of the umbonal part to show details of the beak, Abesse, MNHN.F.A46515; D, E, inner view of ventral valve and enlargement of umbonal part to show details of pedicle collar and teeth, Estoti, MNHN.F.A46518; F, G, inner view of dorsal valve and enlargement of cardinalia (G), Bélus,MNHN.F.A46521;H, I, inner and oblique lateral views of dorsal valve,visible high median septum without serrations,Estoti,MNHN.F.A46519; J-M, inner and oblique lateral views of dorsal valve, and enlargement of descending branches buttressed the septum (L) and cardinalia (M), Abesse, MNHN.F.A46516.All SEM.Scale bars:A, B, D, 1 mm; C, E, F, H-K, 500 µm; G, L, M, 200 µm.
FIG. 4 in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications
FIG. 4. — Argyrotheca cuneata (Risso, 1826), Peyrère, Upper Oligocene; A, dorsal view of complete specimen, MNHN.F.A46507; B-E, inner and oblique lateral views of dorsal valves MNHN.F.A46508-A46509; F, G, ventral and dorsal interiors of one specimen, MNHN.F.A46510-A46511. All SEM. Scale bars: A, D, E, 1 mm; B, C, F, G, 500 µm.
FIG. 62 in New observations on Upper Devonian brachiopods from the Namur-Dinant Basin (Belgium)
FIG. 62. — Distribution of the studied Frasnian brachiopods in the Philippeville Anticlinorium and those of the Famennian at the southern flank of the Dinant Synclinorium. The species with an asterisk have only been cited in the text. Abbreviations: Cz, conodont zones; L., Lower; lin., Palmatolepis linguiformis Zone; Mat., Matagne Formation; PM, Petit-Mont Member; trian., P. triangularis Zone.
FIG. 61 in New observations on Upper Devonian brachiopods from the Namur-Dinant Basin (Belgium)
FIG. 61. — Distribution of the studied Frasnian brachiopods at the southern border of the Dinant Synclinorium. See Figure 62 for the stratigraphic ranges of the Famennian species from that area. The species with an asterisk has only been cited in the text. Abbreviations: CZ, conodont zones; ja., Palmatolepis jamieae Zone; PM, Petit-Mont Member.
FIG. 60 in New observations on Upper Devonian brachiopods from the Namur-Dinant Basin (Belgium)
FIG. 60. — Transverse serial sections of Cyrtina douvillei Rigaux, 1908 (IRScNB a12314), loc. Couvin 6158p., Grands Breux Formation (Boussu-en-Fagne Member). Numbers refer to distances in mm from the top of the ventral umbo (A-D) and the dorsal one (E-J). Scale bars: 2.5 mm.
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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)
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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.