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1,865 results for “northeastern Brazil”
Figure 3 in Two new species of Eupalaestrus Pocock, 1901 (Araneae: Theraphosidae) from Southern Brazil and Northeastern Argentina
Figure 3. Eupalaestrus crassimetatarsis sp. nov. (a) Adult female; (b) adult male; (c) small female. Scale bars = 15 mm.
Figure 7 in Two new species of Eupalaestrus Pocock, 1901 (Araneae: Theraphosidae) from Southern Brazil and Northeastern Argentina
Figure 7. Habitats: (a) Eupalaestrus crassimetatarsis sp. nov., Bom Jesus, RS, Brazil, (b) Eupalaestrus roccoi sp. nov., Santa Maria, RS, Brazil.
Figure 4 in Two new species of Eupalaestrus Pocock, 1901 (Araneae: Theraphosidae) from Southern Brazil and Northeastern Argentina
Figure 4. Male of Eupalaestrus roccoi sp. nov. (a–b) Prosoma, (a) dorsal, (b) ventral; (c–d) left palpal bulb, (c) prolateral, (d) retrolateral; (e) left tibial apophysis; (f) leg IV. A = apical keel, DR = denticulate row, PI = prolateral inferior keel, PS = prolateral superior keel, R = retrolateral keel. Scale bars = 5 mm.
Figure 2 in Two new species of Eupalaestrus Pocock, 1901 (Araneae: Theraphosidae) from Southern Brazil and Northeastern Argentina
Figure 2. Female of Eupalaestrus crassimetatarsis sp. nov.: (a–b) Prosoma, (a) dorsal, (b) ventral; (c) spiniform setae between the coxae IV; (d) spermatheca; (e) leg IV. Scale bars = 5 mm.
Figure 8 in Two new species of Eupalaestrus Pocock, 1901 (Araneae: Theraphosidae) from Southern Brazil and Northeastern Argentina
Figure 8. Distribution map of Eupalaestrus according to the examined material: circles = E. roccoi sp. nov. (white circle = type locality), triangles = E. crassimetatarsis sp. nov. (white triangle = type locality), stars = E. campestratus, asterisk = E. spinosissimus, squares = E. larae, diamonds = E. weijenberghi.
Figure 6 in Two new species of Eupalaestrus Pocock, 1901 (Araneae: Theraphosidae) from Southern Brazil and Northeastern Argentina
Figure 6. Eupalaestrus roccoi sp. nov. (a–b) Adults, typical colour, (a) female, (b) male; (c–d) adults with colour variation, (c) female, (d) male; (e) small female; (f) defensive behaviour. Scale bars = 15 mm.
FIGURE 3 in Lepidaploa restingae (Asteraceae: Vernonieae), a new species from Northeastern Brazil
FIGURE 3. Raphide crystals in the pericarp of Lepidaploa restingae: prismatic (black arrows) and rectangular (red arrows).
FIGURE 1. Lepidaploa restingae. A. Leaf, abaxial surface. B. Habit. C. Capitulum with subinvolucral bract. D. Corolla lobe detail. E. Anther. F. Capitulum. G. Phyllaries. H in Lepidaploa restingae (Asteraceae: Vernonieae), a new species from Northeastern Brazil
FIGURE 1. Lepidaploa restingae. A. Leaf, abaxial surface. B. Habit. C. Capitulum with subinvolucral bract. D. Corolla lobe detail. E. Anther. F. Capitulum. G. Phyllaries. H. Corolla, androecium and upper part of style. I. Cypsela. J. Style. A–J illustrated from R. Rocha 509 by Regina Carvalho.
FIGURE 5. Cryptanthus brevibracteatus. A. Habitat. B in Two new species of Cryptanthus (Bromelioideae, Bromeliaceae) from northeastern Brazil
FIGURE 5. Cryptanthus brevibracteatus. A. Habitat. B. Population in nature. C. Individual in nature. D. Top view of the rosette with flowers. E. Leaf sheath (abaxial surface). F. Leaf sheath (adaxial surface). G. Leaf (abaxial surface). H. Leaf (adaxial surface). I. Bract of staminate flower. J. Staminate flower. K. Bract of perfect flower. L. Perfect flower. (D–L: L. Daneu 744).
FIGURE 4. Cryptanthus brevibracteatus. A. Habit. B in Two new species of Cryptanthus (Bromelioideae, Bromeliaceae) from northeastern Brazil
FIGURE 4. Cryptanthus brevibracteatus. A. Habit. B. Leaf sheath (adaxial surface). C. Leaf (adaxial surface). D. Floral bract of staminate flower (abaxial surface). E. Floral bract of perfect flower (abaxial surface). F. Staminate flower. G. Perfect flower. H. Sepals of staminate flower (abaxial surface). I. Sepals of perfect flower (abaxial surface). J. Petals and stamens of staminate flower. K. Anther. L. Style and stigma. M. Ovary and epigynous tube of staminate flower. N. Ovary of the perfect flower. (A–N: L. Daneu 744). Drawing by Felipe Martins.
FIGURE 3. Cryptanthus apiculatantherus. A in Two new species of Cryptanthus (Bromelioideae, Bromeliaceae) from northeastern Brazil
FIGURE 3. Cryptanthus apiculatantherus. A. Population in nature, individuals partially exposed to sun. B. Population in nature, individuals not exposed to sun. C. Leaf sheath (abaxial surface). D. Leaf sheath (adaxial surface). E. Leaf (abaxial surface). F. Leaf (adaxial surface). G. Top view of the rosette showing the inflorescence and flowers. H. Bract of the staminate flower. I. Staminate flower. J. Anther. K. Side view of anther showing the apex. L. Bract of perfect flower. M. Perfect flower. N. Fruit with persistent sepals. O. Seeds. (C, D, E, F, H, I, L and M: E. M. Almeida 3318; J and K: E. M. Almeida 3246; N and O: E. M. Almeida 2757).
FIGURE 2. Cryptanthus apiculatantherus. A. Habit. B in Two new species of Cryptanthus (Bromelioideae, Bromeliaceae) from northeastern Brazil
FIGURE 2. Cryptanthus apiculatantherus. A. Habit. B. Leaf sheath (abaxial surface). C. Leaf sheath (adaxial surface). D. Leaf blade (adaxial surface). E. Floral bract of staminate flower (abaxial surface). F. Floral bract of perfect flower (adaxial surface). G. Staminate flower. H. Perfect flower. I. Sepals of staminate flower (adaxial surface). J. Sepals of perfect flower (adaxial surface). K. Petal and stamens of staminate flower. L. Detail of anther. M. Petal and stamens of perfect flower. N. Detail of two conspicuous callosities. O. Style and stigma. P. Ovary of staminate flower. Q. Ovary and epigynous tube of perfect flower. R. Fruit. S. Seed. (A, B, C, D, F, R and S: E. M. Almeida 2757; E, G, I, K, L and P: E. M. Almeida 3246; H, J, M, N, O and Q: E. M. Almeida 3318). Drawing by Regina Carvalho.
FIGURE 1 in Two new species of Cryptanthus (Bromelioideae, Bromeliaceae) from northeastern Brazil
FIGURE 1. Distribution map of Cryptanthus apiculatantherus and Cryptanthus brevibracteatus in Bahia State, northeastern Brazil.
FIGURE 7 in Rediscovery and redescription of Cassidulus infidus (Echinoidea: Cassidulidae) from Northeastern Brazil
FIGURE 7. SEM of external appendages of Cassidulus infidus UFBA-314: (A) complete ophicephalous pedicellaria from the edge of the test, (B) single valve of ophicephalous pedicellaria depicted in (A), (C) external and (D) internal view of tridentate pedicellaria from periproctal plate; and (E) SEM of primary tubercle from the oral side of the test. Scale bars for A-D are 10 µm and for (E) is 100 µm long.
FIGURE 6 in Rediscovery and redescription of Cassidulus infidus (Echinoidea: Cassidulidae) from Northeastern Brazil
FIGURE 6. Drawings of Cassidulus infidus UFBA-314 showing: miliary spines from (A) aboral and (B) oral surface; and primary spines from (C) aboral surface, (D) bourrelets, (E) oral surface, and (F) just under hood, near periproct. Scale bars are in µm.
FIGURE 5 in Rediscovery and redescription of Cassidulus infidus (Echinoidea: Cassidulidae) from Northeastern Brazil
FIGURE 5. Drawings of Cassidulus infidus UFBA-314 showing: (A) internal view of periproct from specimen 9.46 mm long; and (B) periproctal plate pattern showing primary tubercles represented by two concentric circles and miliary tubercles represented by small black circles from specimen 12.86 mm long. Scale bars are 0.5 mm long.
FIGURE 2 in A new Scinax Wagler belonging to the S. catharinae clade (Anura: Hylidae) from the State of Alagoas, northeastern Brazil
FIGURE 2. Holotype of Scinax muriciensis sp. nov., MNRJ 60189, adult male. (A) Dorsal and (B) lateral views of head, and ventral views of (C) hand, and (D) foot. Scale 0.5 mm.
FIGURE 4 in Rediscovery and redescription of Cassidulus infidus (Echinoidea: Cassidulidae) from Northeastern Brazil
FIGURE 4. Drawings of Cassidulus infidus UFBA-314 showing: (A) floscele with peristome aperture in light solid gray, bourrelets shaded, naked zone pits in dark solid gray, sphaeridial pits in solid black, phyllopores and primary tubercles represented by small open circles and three concentric circles, respectively, and (B) basicoronal plates around peristome aperture in light gray, from specimen 12.86 mm long; (C) internal oral surface of phyllode IV (phyllopores in solid black) from specimen 9.46 mm long; and (D) SEM of sphaeridium from pit in interambulacrum 5. Scale bars for A-C are 1 mm and for D is 10 µm long.
FIGURE 4 in A new Scinax Wagler belonging to the S. catharinae clade (Anura: Hylidae) from the State of Alagoas, northeastern Brazil
FIGURE 4. Geographic distribution map of Scinax muriciensis sp. nov. (star) and morphologically similar S. strigilatus (triangle = type-locality and circle = further localities) in Northeastern Brazil. AL = State of Alagoas; BA = State of Bahia.
FIGURE 2 in Rediscovery and redescription of Cassidulus infidus (Echinoidea: Cassidulidae) from Northeastern Brazil
FIGURE 2. Cassidulus infidus SMNH-Type-4859 (holotype): (A) aboral and (B) oral surface; UFBA-314: (C) aboral, (D) oral and (E) periproctal surface of largest specimen; UFBA-757: (F) side view of test; and UFBA-314: (G) oral surface of smallest specimen. Scale bars are 2 mm long.
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.