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1,865 results for “northeastern Brazil”
FIGURES 1–2 in A new species of Tyrannoseira (Collembola, Entomobryidae, Seirini) from Paraiba, Northeastern Brazil
FIGURES 1–2. Tyrannoseira gladiata sp. nov.: 1, habitus and color pattern in alcohol; 2, apical bulb on fourth antennal segment.
FIGURES 12–16 in A new species of Tyrannoseira (Collembola, Entomobryidae, Seirini) from Paraiba, Northeastern Brazil
FIGURES 12–16. Tyrannoseira gladiata sp. nov.: 12, first leg of an adult male (right); 13, femur of first leg; 14, detail of femoral spines of an adult male; 15, first tibiotarsus; 16, tibiotarsal spine.
FIGURE 18 in A new species of Tyrannoseira (Collembola, Entomobryidae, Seirini) from Paraiba, Northeastern Brazil
FIGURE 18. Tyrannoseira gladiata sp. nov.: chaetotaxy of abdominal segments II (left) and III (right). Black circles––pseudopores, open circles––broad ciliated macrochaetae, lines––microchaetae. Arrows indicate head and lateral direction from the middle line.
FIGURES 1–4 in A new species and new records of microcaddisflies (Trichoptera: Hydroptilidae) from northeastern Brazil
FIGURES 1–4. Metrichia pernambucana sp. nov., male genitalia: 1, dorsal; 2, ventral; 3, left lateral; 4, phallus, dorsal. Scale: 0.1 mm.
PLATE I in A new Hydrometra (Hemiptera: Heteroptera: Hydrometridae) from northeastern Brazil, with a key to the species recorded from the country
PLATE I. Hydrometra sapiranga sp. nov. 1. Head, dorsal view. 2. Part of thorax, dorsal view. 3. Clypeus, dorsal view. 4. Thorax, lateral view. 5. Apex of abdomen and genital segments, male, lateral view. 6. Apex of abdomen and genital segments, male, ventral view.
PLATE II. 7 in A new Hydrometra (Hemiptera: Heteroptera: Hydrometridae) from northeastern Brazil, with a key to the species recorded from the country
PLATE II. 7. Hydrometra comata, clypeus, dorsal view. 8. H. guianana, clypeus, dorsal view. 9. H. caraiba, clypeus, dorsal view. 10. H. argentina, apex of abdomen and genital segments, male, ventral view. 11. H. sztolcmani, apex of abdomen and genital segments, male, ventral view. 12. H. fruhstorferi, apex of abdomen and genital segments, male, lateral view. 13. H. guianana, apex of abdomen and genital segments, male, lateral view. 14. H. caraiba, apex of abdomen and genital segments, male, lateral view.
FIGURE 2 in A new species of Leptodactylus Fitzinger (Anura, Leptodactylidae, Leptodactylinae) from montane rock fields of the Chapada Diamantina, northeastern Brazil
FIGURE 2. Comparative adult male specimens of the new species and four comparative species: (A) holotype (UFMG 3825; SVL 31.1 mm) and (B) paratype (UFMG 4363; SVL 30.8 mm) of Leptodactylus oreomantis sp. nov.; (C) voucher specimen (see fig. 6C) of Leptodactylus plaumanni (AAG-UFU 1795; SVL 30.9 mm) from Canela, Rio Grande do Sul; (D) voucher specimen of Leptodactylus gracilis (AAG-UFU 1796; SVL 38.7) from Santo Amaro da Imperatriz, Santa Catarina; (E) topotype specimen of Leptodactylus jolyi (AAG-UFU 4092; SVL 46.8) from Rio Grande da Serra, São Paulo; (F) topotype specimen of Leptodactylus sertanejo (AAG-UFU 4946; SVL 48.5 mm) from Uberlândia, Minas Gerais.
FIGURE 5 in A new species of Leptodactylus Fitzinger (Anura, Leptodactylidae, Leptodactylinae) from montane rock fields of the Chapada Diamantina, northeastern Brazil
FIGURE 5. (A) General view of the montane rock fields (campos rupestres) at the type locality, Vale do Queiroz, Serra das Almas, Municipality of Rio de Contas, State of Bahia, northeastern Brazil (note the Pico das Almas summit in the background, reaching 1958 m a.s.l.); (B) Reproductive habitat of Leptodactylus oreomantis sp. nov.
FIGURE 4 in A new species of Leptodactylus Fitzinger (Anura, Leptodactylidae, Leptodactylinae) from montane rock fields of the Chapada Diamantina, northeastern Brazil
FIGURE 4. Leptodactylus oreomantis sp. nov., holotype (UFMG 3825), adult male. Dorsal (A) and lateral (B) views of head, and ventral views of foot (C) and hand (D). Scale bar = 10 mm.
FIGURE 6 in A new species of Leptodactylus Fitzinger (Anura, Leptodactylidae, Leptodactylinae) from montane rock fields of the Chapada Diamantina, northeastern Brazil
FIGURE 6. Audiospectrograms (above) and corresponding oscillograms (below) of (A) a 52-note advertisement call of Leptodactylus oreomantis sp. nov. from the Serra das Almas, Municipality of Rio de Contas, State of Bahia; (B) a 21-note advertisement call of L. cunicularius from the Municipality of Santana do Riacho, State of Minas Gerais; and (C) a 41-note advertisement call of L. plaumanni from the Municipality of Canela, State of Rio Grande do Sul. Figures generated at 256 points resolution (FFT).
FIGURE 1 in A new species of Leptodactylus Fitzinger (Anura, Leptodactylidae, Leptodactylinae) from montane rock fields of the Chapada Diamantina, northeastern Brazil
FIGURE 1. Lateral (A), dorsal (B), ventral (C), and posterior (D) views of a live adult male paratype of Leptodactylus oreomantis sp. nov. (UFMG 4444) from the Vale do Queiroz, Serra das Almas, Municipality of Rio de Contas, State of Bahia, northeastern Brazil.
FIGURE 3 in A new species of Leptodactylus Fitzinger (Anura, Leptodactylidae, Leptodactylinae) from montane rock fields of the Chapada Diamantina, northeastern Brazil
FIGURE 3. Comparative adult male specimens of the new species and five comparative species: (A) holotype of Leptodactylus oreomantis sp. nov. (UFMG 3825; SVL 31.1 mm); (B) non-topotype specimen of L. furnarius from Campinas (approximately 100 km in a straight line to its type locality), State of São Paulo (AAG-UFU 1619; SVL 32.8 mm); (C) topotype (Alto Paraíso de Goiás) of L. tapiti (AAG-UFU 0871; SVL 29.5 mm); (D) topotype (Restinga de Marambaia) of L. marambaiae (AAG-UFU 4193; SVL 32.6 mm); (E) topotype (Santana do Riacho) of L. camaquara (AAG-UFU 0046; SVL 30.8 mm); (F) topotype (Santana do Riacho) of L. cunicularius (AAG-UFU 3165; SVL 41.8 mm).
FIGURE 8 in A new species of porcupine, genus Coendou (Rodentia: Erethizontidae) from the Atlantic forest of northeastern Brazil
FIGURE 8. Bivariate plot of scores for two discriminant functions (DF1 and DF2) based on skull measurements of Coendou insidiosus (Cins), C. nycthemera (Cnyc), and C. speratus (Cspe).
FIGURE 7 in A new species of porcupine, genus Coendou (Rodentia: Erethizontidae) from the Atlantic forest of northeastern Brazil
FIGURE 7. Bayesian inference tree based on cytochrome b sequences from Coendou species. Numbers above branches indicate Bayesian posterior probabilities (BPP) ≥ 0.95 and parsimony bootstrap support values ≥ 80%. Numbers below branches indicate average pairwise genetic distances (Kimura 2-parameter) among specimens. Erethizon dorsatum and Chaetomys subspinosus were used as outgroups.
FIGURE 6 in A new species of porcupine, genus Coendou (Rodentia: Erethizontidae) from the Atlantic forest of northeastern Brazil
FIGURE 6. Variation in Coendou speratus quills. A, B) Mid-dorsal tricolor quills (UFPE 1708, MN 72045); C, D) Mid-dorsal bicolor quills (MN 72045, MN 72046); E, F) Bicolor quills from the rump (MN 72045, MN 72046); G) tricolor quills from the head (MN 72045).
FIGURE 5 in A new species of porcupine, genus Coendou (Rodentia: Erethizontidae) from the Atlantic forest of northeastern Brazil
FIGURE 5. Dorsal (A) and ventral (B) surfaces of body and ventral surface of the prehensile tail (C) of Coendou speratus (MN 72046, paratype).
FIGURE 4 in A new species of porcupine, genus Coendou (Rodentia: Erethizontidae) from the Atlantic forest of northeastern Brazil
FIGURE 4. Skull of the holotype of Coendou speratus sp. nov. (MN 72045) in dorsal, lateral and ventral views (A, B, D), and dentary in lateral and dorsal views (C, E).
FIGURE 3 in A new species of porcupine, genus Coendou (Rodentia: Erethizontidae) from the Atlantic forest of northeastern Brazil
FIGURE 3. Variation in the dorsal pelage of Coendou speratus: A) holotype (MN 72045); B, C) two paratypes (MN 72046, UFES 1184).
FIGURE 1 in A new species of porcupine, genus Coendou (Rodentia: Erethizontidae) from the Atlantic forest of northeastern Brazil
FIGURE 1. The location of the Pernambuco Endemism Centre in northeast Brazil; former and current forest remnants, and the location of the study site at Usina Trapiche; exact locations of the sightings and collections of Coendou speratus at Usina Trapiche, Brazil.
FIGURE 5. Kellnerius jamacaruensis n. gen. n in A new fossil caridean shrimp (Crustacea: Decapoda) from the Cretaceous (Albian) of the Romualdo Formation, Araripe Basin, northeastern Brazil
FIGURE 5. Kellnerius jamacaruensis n. gen. n. sp. (LPU 648 A). A–B, detail of the carapace showing the rostrum and the scaphocerite (note the five rostral spines and the scaphocerite larger than the rostrum). C–D, detail of the six abdominal somites showing the overlap of the second over first and third (note the groove on the third abdominal somite). B, D, schematic drawing over photo emphasizing the interpretation of the fossil. D, roman numbers indicating the abdominal somites one to six. Scale bars: 3 mm.
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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.