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1,865 results for “northeastern Brazil”
FIGURE 1 in A new species of Hypostomus Lacepède, 1803 (Siluriformes: Loricariidae) from the Mearim River basin, northeastern Brazil
FIGURE 1. Hypostomus krikati sp. n. Holotype, CICCAA 01731, 209.3 mm SL; Brazil, State of Maranhão, Municipality of Bom Jesus das Selvas, Pindaré River drainage, Mearim River basin, northeastern Brazil.
FIGURE 4 in A new species of Hypostomus Lacepède, 1803 (Siluriformes: Loricariidae) from the Mearim River basin, northeastern Brazil
FIGURE 4. Distribution of Hypostomus krikati sp. n. Paratypes (red circles) and holotype (black circle). Mearim River basin in orange.
FIGURE 1 in Taxonomic notes on Cyperus (Cyperaceae: Cypereae) from northeastern Brazil
FIGURE 1. Nomenclatural types of Cyperus pernambucensis Steud. and Cyperus planifolius var. pickelii R. Gross ex. Ķk., respectively. A—Cyperus pernambucensis: image of the holotype deposited in the herbarium P (Fradel s.n., P00585581); B—spike congested with oblong-lanceolate, pauciflora spikelets. C—Cyperus planifolius var. pickelii: image of the lectotype deposited in the herbarium IPA (B. Pickel 3779, IPA-3311); D—distal branches of the inflorescence, with emphasis on the oblong to globose spike with linear-lanceolate spikelets.
FIGURES 3–14 in Morphological and molecular characterization of Udotea species (Bryopsidales, Chlorophyta) from northeastern Brazil with a new record of U. dotyi from the western south Atlantic
FIGURES 3–14. 'Udotea cyathiformis'. 3. External morphology. 4. Detail of the blade siphon showing dichotomies with constrictions. 5–6. Detail of the stipe lateral appendages. Udotea dotyi. 7–9. Variation of external morphology. 10. Blade siphon showing arrangement of lateral appendages. 11. Detail of the blade siphon showing unilateral appendages. 12. Detail of blade lateral appendages. 13–14. Details of the stipe lateral appendages.
FIGURE 2 in Morphological and molecular characterization of Udotea species (Bryopsidales, Chlorophyta) from northeastern Brazil with a new record of U. dotyi from the western south Atlantic
FIGURE 2. Consensus tree derived from maximum-likelihood of rbcL sequences for the Udotea complex. ML/PP values are indicated on the branches. Only values above 60 were considered. Samples generated in this study are in bold; - indicates lack of bootstrap support or values under 60; *indicates full support.
FIGURE 1 in Morphological and molecular characterization of Udotea species (Bryopsidales, Chlorophyta) from northeastern Brazil with a new record of U. dotyi from the western south Atlantic
FIGURE 1. Consensus tree derived from maximum-likelihood of tufA sequences for the Udotea complex and all results of single-marker species-delimitation methods. ML/PP values are indicated on the branches. Only values above 60 were considered. Samples generated in this study are in bold; - indicates lack of bootstrap support or values under 60; *indicates full support. Black vertical bars represent each of the barcode species delimitation methods applied. Consensus votes are represented by vertical grey bars.
FIGURE 13 in New species and new records of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Chacoan Domain in northeastern Brazil
FIGURE 13. Miroculis (Miroculis) quilombola sp. nov. nymph: A, foreleg; B, middle leg; C, hind leg; D, anterior tarsal claw. (Scale: Figs 13A–C = 0.5 mm; Fig. 13D = 0.05 mm).
FIGURE 9 in New species and new records of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Chacoan Domain in northeastern Brazil
FIGURE 9. Miroculis (Miroculis) quilombola sp. nov. male imago: A, habitus, lateral view; B, head, front view; C, habitus, dorsal view; D, genitalia, ventral view; E, detail of penes, ventral view. (Scale: Figs 9A, C = 1 mm, Fig. 9B = 0.5 mm; Fig. 9D = 0.2 mm; Fig. 9E = 0.1 mm).
FIGURE 3 in New species and new records of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Chacoan Domain in northeastern Brazil
FIGURE 3. Miroculis (Miroculis) botafora sp. nov. male imago: A, forewing; B, hind wing; C, detail of penes, ventral view. (Scale: Figs 3A, B = 1 mm; Fig. 3C = 0.2 mm).
FIGURE 12 in New species and new records of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Chacoan Domain in northeastern Brazil
FIGURE 12. Miroculis (Miroculis) quilombola sp. nov. nymph: A, labrum, dorsal view; B, hypopharynx, ventral view; C, labium, dorsal view; D, maxilla, ventral view; E, left mandible; F, right mandible. (Scale: Figs 12A–F = 0.2 mm).
FIGURE 2 in New species and new records of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Chacoan Domain in northeastern Brazil
FIGURE 2. Miroculis (Miroculis) botafora sp. nov. male imago: A, habitus, lateral view; B, head, front view; C, habitus, dorsal view; D, genitalia, ventral view; E, detail of penes, ventral view. (Scale: Figs 2A, C = 1 mm, Fig. 2B = 0.5 mm; Fig. 2D = 0.2 mm; Fig. 2E = 0.1 mm).
FIGURE 10 in New species and new records of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Chacoan Domain in northeastern Brazil
FIGURE 10. Miroculis (Miroculis) quilombola sp. nov. male imago: A, forewing; B, hind wing; C, penes, lateral view; D, detail of penes, ventral view. (Scale: Figs 10A, B = 1 mm; Fig. 10C = 0.2 mm; Fig. 10D = 0.1mm).
FIGURE 8 in New species and new records of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Chacoan Domain in northeastern Brazil
FIGURE 8. Miroculis (Miroculis) azevedoi sp. nov. nymph: A, foreleg; B, middle leg; C, hind leg; D, anterior tarsal claw. (Scale: Figs 8A–C = 0.5 mm; Fig. 8D = 0.05 mm).
FIGURE 5 in New species and new records of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Chacoan Domain in northeastern Brazil
FIGURE 5. Miroculis (Miroculis) azevedoi sp. nov. male imago: A, forewing; B, hind wing; C, penes, ventral view; D, detail of penes, inner margin view; E, detail of penes, ventral view. (Scale: Figs 5A, B = 1 mm; Fig. 5C = 0.2 mm; Fig. 5D = 0.05 mm; Fig. 5E = 0.1 mm).
FIGURE 7 in New species and new records of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Chacoan Domain in northeastern Brazil
FIGURE 7. Miroculis (Miroculis) azevedoi sp. nov. nymph: A, labrum, dorsal view; B, hypopharynx, ventral view; C, labium, dorsal view; D, maxilla, ventral view; E, left mandible; F, right mandible. (Scale: Figs 7A–F = 0.2 mm).
FIGURE 4 in New species and new records of Miroculis Edmunds, 1963 (Ephemeroptera: Leptophlebiidae) from Chacoan Domain in northeastern Brazil
FIGURE 4. Miroculis (Miroculis) azevedoi sp. nov. male imago: A, habitus, lateral view; B, head, front view; C, habitus, dorsal view; D, genitalia, ventral view; E, detail of penes, ventral view. (Scale: Figs 4A, C = 1 mm, Fig. 4B = 0.5 mm; Fig. 4D = 0.2 mm; Fig. 4E = 0.1 mm).
Figure 1 in Sea slugs (Gastropoda: Heterobranchia) from Rio Grande do Norte, Northeastern Brazil
Figure 1. Sampling areas along the coast of Rio Grande do Norte state, northeastern Brazil.
FIGURE 8 in Three new troglobitic species of Pseudochthonius Balzan, 1892 (Pseudoscorpiones, Chthoniidae) from northeastern Brazil
FIGURE 8. Pseudochthonius pali sp. nov. A Male holotype palp and pedal coxae B Left chelicera of male holotype, antiaxial view C Carapace of male holotype D Leg I of male holotype E Leg IV of male holotype F Pedipalp femur of male holotype, dorsal view G Detail of coxae I and II, showing arrangement of coxal spines H Male holotype genitalia I Right Chela of holotype, showing trichobothrial pattern, antiaxial view. Scale bars: 0.2 mm (A–B); 0.25 mm (C–F); 0.1 mm (G–H); 0.5 mm (I).
FIGURE 6 in Three new troglobitic species of Pseudochthonius Balzan, 1892 (Pseudoscorpiones, Chthoniidae) from northeastern Brazil
FIGURE 6. Pseudochthonius koinopoliteia sp. nov. holotype type locality and habitat A Água Clara cave karst landscape B Água Clara cave entrance C Água Clara cave general aspect D Live female paratype.
FIGURE 7 in Three new troglobitic species of Pseudochthonius Balzan, 1892 (Pseudoscorpiones, Chthoniidae) from northeastern Brazil
FIGURE 7. Pseudochthonius koinopoliteia sp. nov. paratype type locality and habitat A Karst landscape of Pedro Cassiano cave B Pedro Cassiano cave entrance C Pedro Cassiano cave interior D Pedro Cassiano general aspect E Live female paratype
ScienceDex guides
Understand access before you commit
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.