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1,865 results for “northeastern Brazil”
FIGURE 4 in A new fossil caridean shrimp (Crustacea: Decapoda) from the Cretaceous (Albian) of the Romualdo Formation, Araripe Basin, northeastern Brazil
FIGURE 4. Lateral view of the holotype of Kellnerius jamacaruensis n. gen. n. sp. (LPU 648 A) from Romualdo Formation, Araripe basin, Brazil. Scale bar: 5 mm.
FIGURE 3 in A new fossil caridean shrimp (Crustacea: Decapoda) from the Cretaceous (Albian) of the Romualdo Formation, Araripe Basin, northeastern Brazil
FIGURE 3. Reconstitution of Kellnerius jamacaruensis n. gen. n. sp. Dotted lines represent not preserved appendages. Scale bar: 5 mm.
FIGURE 1 in A new fossil caridean shrimp (Crustacea: Decapoda) from the Cretaceous (Albian) of the Romualdo Formation, Araripe Basin, northeastern Brazil
FIGURE 1. Stratigraphic scheme of the Romualdo Formation (Cretaceous—Albian) with details of the fossiliferous assemblage where the controlled excavations occurred. Excavation site showing the dispersed concretions level where the fossil shrimp was found (nomenclature according to Vila-Nova et al. 2011).
FIGURES 7–10 in A new species of Charinus Simon, 1892 from northeastern Brazil with comments on the potential distribution of the genus in Central and South Americas (Arachnida: Amblypygi: Charinidae)
FIGURES 7–10. Charinus potiguar sp. n. Male holotype: 7. Arrangement of trichobothria on the last pseudo-article of the basitibia and on the distitibia of left leg IV. Scale bar = 1.0 mm. Female paratype: 8. Dorsal view of gonopods. Male holotype: 9. Ventral view of genitalia. 10. Dorsal view of genitalia. Scale bar = 250 µm.
FIGURE 11. A in A new species of Charinus Simon, 1892 from northeastern Brazil with comments on the potential distribution of the genus in Central and South Americas (Arachnida: Amblypygi: Charinidae)
FIGURE 11. A. Location of the Chapada do Apodi in Rio Grande do Norte. B. Location of the Apodi caves where the Charinus potiguar sp. n. was collected. C. Caatinga Biome. D. Inner portion of the "Pau" Cave, where Charinus potiguar sp. n. was collected. E. Individual of Charinus potiguar sp. n. inside the cave. F. Individual in detail.
FIGURES 1–2 in A new species of Charinus Simon, 1892 from northeastern Brazil with comments on the potential distribution of the genus in Central and South Americas (Arachnida: Amblypygi: Charinidae)
FIGURES 1–2. Charinus potiguar sp. n. Male paratype: 1. Dorsal view of the pedipalps, carapace and abdomen. 2. Front view of the frontal process.
FIGURES 3–6 in A new species of Charinus Simon, 1892 from northeastern Brazil with comments on the potential distribution of the genus in Central and South Americas (Arachnida: Amblypygi: Charinidae)
FIGURES 3–6. Charinus potiguar sp. n. Male holotype: 3. Ventral view of right pedipalp. 4. Dorsal view of right pedipalp. 5. Sternum. 6. Internal view of right chelicera. Scale bar= 1.0mm.
FIGURE 7 in Three new species of Eurypon Gray, 1867 from Northeastern Brazil (Poecilosclerida; Demospongiae; Porifera)
FIGURE 7. Spicule composition of Eurypon distyli sp. nov. (UFPEPOR 1601, holotype). A, subtylostyle; B, style I; C, style II; D, raphide; E, acanthostyle; F, details of the flattened spines; G, details of the base of A; H, details of the base of B; I, details of the base of C. Scale bars: A = 200 µm; B = 40 µm; C = 50 µm; D = 30 µm; E, G, H = 10 µm; F = 5 µm; I = 3 µm.
FIGURE 4 in Three new species of Eurypon Gray, 1867 from Northeastern Brazil (Poecilosclerida; Demospongiae; Porifera)
FIGURE 4. Eurypon suassunai sp. nov. (UFPEPOR 1532, holotype). A, arrows indicate the position of the specimen; B, preserved specimen and details of the surface; C, skeleton; D, details of the choanosomal skeleton (hymedesmioid). Scale bars: A = 5 mm; B = 1.5 mm; C = 200 µm; D = 100 µm.
FIGURE 3 in Three new species of Eurypon Gray, 1867 from Northeastern Brazil (Poecilosclerida; Demospongiae; Porifera)
FIGURE 3. Spicule composition of Eurypon clavilectuarium sp. nov. (UFPEPOR 1534, holotype) in SEM. A, subtylostyle; B, acanthostyle I; C, acanthostyle II; D, raphidiform style; E, details of ends of A; F, details of ends of B; G, details of ends of C. Scale bars: A = 150 µm; B = 60 µm; C–D = 30 µm; E–G = 10 µm.
FIGURE 6 in Three new species of Eurypon Gray, 1867 from Northeastern Brazil (Poecilosclerida; Demospongiae; Porifera)
FIGURE 6. Eurypon distyli sp. nov. (UFPEPOR 1601, holotype). A, fresh holotype taken out of the water, showing spicules; B, details of the surface; C, basal layer of spongin with echinating acanthostyles. Scale bars: A = 1 cm; B = 200 µm; C = 100 µm.
FIGURE 1 in Three new species of Eurypon Gray, 1867 from Northeastern Brazil (Poecilosclerida; Demospongiae; Porifera)
FIGURE 1. Location of the collection sites of Eurypon clavilectuarium sp. nov. (1—Rio Grande do Norte State); Eurypon distyli sp. nov. (2—Paraíba State); and Eurypon suassunai sp. nov. (3, 4—Bahia State).
FIGURE 5 in Three new species of Eurypon Gray, 1867 from Northeastern Brazil (Poecilosclerida; Demospongiae; Porifera)
FIGURE 5. Spicule composition of Eurypon suassunai sp. nov. (UFPEPOR 1532, holotype) in SEM. A, subtylostyle; B, acanthostyle I; C, acanthostyle II; D, raphidiform style; E, details of ends of B; F, details of ends of C; G, details of the base of A; H and I, details of the base of D. Scale bars: A = 200 µm; B = 80 µm; C = 30 µm; D = 80 µm; E–F = 5 µm; G = 10 µm; H–I = 10 µm.
FIGURE 2 in Three new species of Eurypon Gray, 1867 from Northeastern Brazil (Poecilosclerida; Demospongiae; Porifera)
FIGURE 2. Eurypon clavilectuarium sp. nov. (UFPEPOR 1534, holotype). A, preserved specimen; B, details of the surface; C, skeleton. Scale bars: A = 1 cm; B = 1.5 mm; C = 250 µm.
FIGURES 7–9 in A new species of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Northeastern Brazil
FIGURES 7–9. Putative nymph of Miroculis (M.) stenopterus, sp. nov. 7. Dorsal habitus; 8. Detail of abdominal terga; 9. Detail of abdominal sterna.
FIGURES 16–18 in A new species of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Northeastern Brazil
FIGURES 16–18. Putative nymph of Miroculis (M.) stenopterus, sp. nov. 16. Foreleg; 17. Detail of tarsal claw of foreleg; 18. Gill III.
FIGURES 10–15 in A new species of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Northeastern Brazil
FIGURES 10–15. Putative nymph of Miroculis (M.) stenopterus, sp. nov. 10. Labrum (dorsal view); 11. Left mandible (dorsal view); 12. Right mandible (dorsal view); 13. Maxilla (ventral view); 14. Hypopharynx (venral view); 15. Labium: Ventral view (right), dorsal view (left).
FIGURES 1–2 in A new species of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Northeastern Brazil
FIGURES 1–2. Male imago of Miroculis (M.) stenopterus, sp. nov. 1. Frontal view of head; 2. Dorsal view of head.
FIGURES 3–6 in A new species of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Northeastern Brazil
FIGURES 3–6. Male imago of Miroculis (M.) stenopterus, sp. nov. 3. Forewing (a = joint between apical costal arc and Sc; b = apical point of CuA; c = apical point of R1); 4. Hind wing; 5. Male genitalia, ventral view; 6. Detail of penis (dorsal view).
FIGURE 1 in Two new species of the family Niphatidae van Soest, 1980 from Northeastern Brazil (Haplosclerida: Demospongiae: Porifera)
FIGURE 1. Map indicating the type locality of the new species of niphatids. The black circle indicates the position of the new species. For details about the collecting positions of individual samples of the new species cf. the description of these.
ScienceDex guides
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These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
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.