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1,865 results for “northeastern Brazil”
Fig. 7. a–c in Diversity and distribution of Ludwigia (Onagraceae) in Paraíba State, Northeastern Brazil
Fig. 7. a–c. Ludwigia leptocarpa (Nutt.) H.Hara. a. Habit. b. Flowering branch. c. Detail of indumentum. – d–h. L. octovalvis (Jacq.) P.H.Raven. d. Population. e. Habit. f–g. Flower. h. Fruits. Photos: A.M. Rocha.
Fig. 6. a–k in Diversity and distribution of Ludwigia (Onagraceae) in Paraíba State, Northeastern Brazil
Fig. 6. a–k. Ludwigia hyssopifolia (G.Don) Exell, A.M. Rocha 16. a. Habit. b. Flower. c. Sepal. d. Petal. e. Plain nectariferous disk. f. Epipetalous stamen. g. Episepalous stamen. h. Fruit. i. Transversal cut of the upper section of the fruit. j. Transversal cut of the lower section of the fruit. k. Seed. – l–u. L. leptocarpa (Nutt.) H.Hara, A.M. Rocha 06. l. Habit. m. Bracteoles. n. Flower. o. Sepal. p. Petal. q. Convex nectariferous disk. r. Fruit. s. Transversal cut of the fruit. t. Section of the horseshoe-shape endocarp. u. Seed. Illustrations by R.M.A. de Carvalho.
Fig. 8. a–g in Diversity and distribution of Ludwigia (Onagraceae) in Paraíba State, Northeastern Brazil
Fig. 8. a–g. Ludwigia octovalvis (Jacq.) P.H.Raven, A.M. Rocha 08. a. Habit. b. Flower. c. Sepal. d. Petal. e. Fruit. f. Transversal cut of the fruit. g. Seed. – h–n. L. nervosa (Poir.) H.Hara, L.P. Félix et al. 3023. h. Habit. i. Flower. j. Sepal. k. Petal. l. Stamen. m. Hypanthium with high nectariferous disk. n. Fruit. Illustrations by R.M.A. de Carvalho.
Fig. 4. a–c in Diversity and distribution of Ludwigia (Onagraceae) in Paraíba State, Northeastern Brazil
Fig. 4. a–c. Ludwigia erecta (L.) H.Hara. a. Habit showing pneumatophore roots (arrow). b. Flower. c. Fruits. – d–e. L. helminthorrhiza (Mart.) H.Hara. d. Habit showing spongy pneumatophore roots (arrow). e. Flower. – f–h. L. hyssopifolia (G.Don) Exell. f. Habit. g. Branch with flowers and fruits. h. Flower. Photos: a, c–f = A.M. Rocha, b = F.C.P. Costa, g–h =H.C. Araújo.
Fig. 3. a–j in Diversity and distribution of Ludwigia (Onagraceae) in Paraíba State, Northeastern Brazil
Fig. 3. a–j. Ludwigia erecta (L.) H.Hara, A.M. Rocha 26. a. Habit. b. Flower. c. Sepal. d. Petal. e. Gynoecium. f. Detail of stigma. g. Bracteoles. h. Fruit. i. Transversal cut of the fruit. j. Seed. – k–r. L. helminthorrhiza (Mart.) H.Hara, A.M. Rocha and E.M. Rodrigues 27. k. Habit. l. Flower. m. Sepal. n. Detail of stigma. o. Fruit. p. Transversal cut of the fruit. q. Section of the endocarp. r. Seed. Illustrations by R.M.A. de Carvalho.
Fig. 5 in Diversity and distribution of Ludwigia (Onagraceae) in Paraíba State, Northeastern Brazil
Fig. 5. Map showing the geographic distribution of Ludwigia L. species in the Paraíba State, Brazil. a. Ludwigia erecta (L.) H.Hara (), L. helminthorrhiza (Mart.) H.Hara (), L. hyssopifolia (G.Don) Exell (). b. L. leptocarpa (Nutt.) H.Hara (), L. nervosa (Poir.) H.Hara (), L. octovalvis (Jacq.) P.H.Raven (). Maps by E. de Morais Rodrigues.
Fig. 2 in Diversity and distribution of Ludwigia (Onagraceae) in Paraíba State, Northeastern Brazil
Fig. 2. Environments where species of Ludwigia L. were detected in the studied area, Paraíba State, Brazil. a. Açude Boqueirão, Boqueirão. b. Fazenda ABA, Passagem. c–d. Cachoeira do Pinga, Lagoa Seca. e–f. Afloramento granítico, Puxinanã. g. Monteito. h. Santa Luzia. i. Serra do Jatobá, Serra Branca. j. Parque Estadual Pedra da Boca, Araruna. Photos: a–h = A.M. Rocha, i–j = F.K.S. Monteiro.
Figure 7 in New eriophyoid mites (Acari: Prostigmata: Eriophyoidea) from cultivated plants from northeastern Brazil, including the second taxon in the Prothricinae
Figure 7. Tegolophus indica. CGM, coxigenital region, male; D, dorsal habitus, female; DS, detail of prodorsal shield; em, empodium, leg I, female; IG,. internal genital structures, female; L1, leg I, female; L2, leg II, female; V, ventral habitus, female.
Figure 6 in New eriophyoid mites (Acari: Prostigmata: Eriophyoidea) from cultivated plants from northeastern Brazil, including the second taxon in the Prothricinae
Figure 6. Thamnacus paubrasil sp. nov. (A) Dorsal habitus, female; (B) ventral habitus, female; (C) lateral habitus, female; (D) leg I and II, female; (E) epigynum; (F) genitalia, male; (G) empodium, female.
Fig. 8 in Redescription of the endangered hypoptopomatine catfish Parotocinclus spilurus (Fowler, 1941) (Siluriformes: Loricariidae) from the upper rio Jaguaribe basin, northeastern Brazil
Fig. 8. Geographic distribution of Parotoncinclus spilurus in upper Jaguaribe, Ceará State, northeastern Brazil. Open symbol represents type locality Icó Municipality, rio Salgado, rio Jaguaribe basin.
Fig. 9 in Redescription of the endangered hypoptopomatine catfish Parotocinclus spilurus (Fowler, 1941) (Siluriformes: Loricariidae) from the upper rio Jaguaribe basin, northeastern Brazil
Fig. 9. The putative type locality of Parotocinclus spilurus, Brazil, Ceará, Icó, rio Salgado, rio Jaguaribe basin.
Fig. 7 in Redescription of the endangered hypoptopomatine catfish Parotocinclus spilurus (Fowler, 1941) (Siluriformes: Loricariidae) from the upper rio Jaguaribe basin, northeastern Brazil
Fig. 7. Dermal plates at posterior end of caudal peduncle of Parotocinclus spilurus, topotype, UFRN 1300, male, 40.2 mm SL. Arrow indicates odontodes dorsally or posterodorsally directed and modified into a cluster. Scale bar = 1 mm.
Fig. 5 in Redescription of the endangered hypoptopomatine catfish Parotocinclus spilurus (Fowler, 1941) (Siluriformes: Loricariidae) from the upper rio Jaguaribe basin, northeastern Brazil
Fig. 5. Ventral view of abdominal region showing the lateral plates and preanal platelets arranged in T-shape in Parotocinclus spilurus. Abbreviations: LAPS, lateral abdominal plates series; MAPS, median abdominal plate series; PAR, pre-anal region.
Fig. 4 in Redescription of the endangered hypoptopomatine catfish Parotocinclus spilurus (Fowler, 1941) (Siluriformes: Loricariidae) from the upper rio Jaguaribe basin, northeastern Brazil
Fig. 4. Parotocinclus spilurus, live (UFRN 1255, 37.2 mm SL) specimen just after collection from rio Salgado (type locality), Icó, Ceará.
Fig. 1 in Redescription of the endangered hypoptopomatine catfish Parotocinclus spilurus (Fowler, 1941) (Siluriformes: Loricariidae) from the upper rio Jaguaribe basin, northeastern Brazil
Fig. 1. Lateral, dorsal, and ventral views of Parotocinclus spilurus, holotype ANSP 69403, 28.6 mm SL female; Brazil, Ceará State, Icó Municipality, rio Salgado, rio Jaguaribe basin.
Fig. 6 in Redescription of the endangered hypoptopomatine catfish Parotocinclus spilurus (Fowler, 1941) (Siluriformes: Loricariidae) from the upper rio Jaguaribe basin, northeastern Brazil
Fig. 6. Ventral view of pectoral girdle of Parotocinclus spilurus, UFRN 0321, 34.9 mm SL, female. Abbreviations: AFO, arrector fossa opening; CL, cleithrum; CO, coracoid.
Fig. 2 in Redescription of the endangered hypoptopomatine catfish Parotocinclus spilurus (Fowler, 1941) (Siluriformes: Loricariidae) from the upper rio Jaguaribe basin, northeastern Brazil
Fig. 2. Lateral, dorsal, and ventral views of Parotocinclus spilurus, topotype UFRN 1255, 37.2 mm SL, female; Brazil, Ceará State, Icó Municipality, rio Salgado, rio Jaguaribe basin.
Fig. 3 in Redescription of the endangered hypoptopomatine catfish Parotocinclus spilurus (Fowler, 1941) (Siluriformes: Loricariidae) from the upper rio Jaguaribe basin, northeastern Brazil
Fig. 3. Ontogenetic variation in Parotocinclus spilurus topotypes, UFRN 0321, 0389, UFPB 9989, specimens A to C between 46.5-30.5 mm SL, D to G between 26.9-21.6 mm SL. Specimens represented in scale.
FIGURE 2. Prorivulus auriferus, UFRJ 5933 in A new killifish genus and species from the coastal plains of northeastern Brazil (Teleostei: Cyprinodontiformes: Rivulidae)
FIGURE 2. Prorivulus auriferus, UFRJ 5933, female, paratype, 22.9 mm SL (two weeks after collection); Brazil: Bahia: Valença.
FIGURE 1. Prorivulus auriferus, UFRJ 5932 in A new killifish genus and species from the coastal plains of northeastern Brazil (Teleostei: Cyprinodontiformes: Rivulidae)
FIGURE 1. Prorivulus auriferus, UFRJ 5932, male, holotype, 30.3 mm SL (two weeks after collection); Brazil: Bahia: Valença.
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.