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2,050 results for “southern Brazil”
FIGURES 29–35 in Checklist of Omophoita Chevrolat, 1836 (Coleoptera: Chrysomelidae: Galerucinae: Alticini) and diagnoses for some species from southern Brazil: notes on the taxonomic history, redescriptions and new records
FIGURES 29–35. Observed geographic distribution of the Omophoita species from southern Brazil, showcasing the brazillian biomes. (29) O. communis. (30) O. equestris. (31) O. magniguttis. (32) O. octoguttata. (33) O. personata. (34) O. sesquilunata (35) O. sexnotata. Shapes: circle, location data from published literature and pinned specimens; diamond, data from the iNaturalist database; triangle, data from the SpeciesLink.
FIGURES 23–28 in Checklist of Omophoita Chevrolat, 1836 (Coleoptera: Chrysomelidae: Galerucinae: Alticini) and diagnoses for some species from southern Brazil: notes on the taxonomic history, redescriptions and new records
FIGURES 23–28. Tignum of the observed Omophoita species of southern Brazil, dorsal view. (23) O. communis. (24) O. equestris. (25) O. sesquilunata. (26) O. magniguttis. (27) O. personata. (28) O. sexnotata. Scale bar 500 μm.
FIGURES 3–4 in Checklist of Omophoita Chevrolat, 1836 (Coleoptera: Chrysomelidae: Galerucinae: Alticini) and diagnoses for some species from southern Brazil: notes on the taxonomic history, redescriptions and new records
FIGURES 3–4. Generalized morphology of male median lobe and female tignum of Omophoita, indicating structures relevant for the systematic discussion. (3) Median lobe, dorsal view. (4) Tignum, dorsal view. (VNS), ventral sclerite; (PDM), projections of the dorsal median process; (LDS), lateral dorsal sclerite; (DMP), dorsal median process; (ODP), oblique dorsal process; (APH), apical hood; (BSH), basal hooks; (FRM), basal foramen; (DPT), distal portion of the tignum; (HDL), hood-like structure; (VLP), vaginal palpus; (BPT), basal portion of the tignum.
FIGURES 12–18 in Checklist of Omophoita Chevrolat, 1836 (Coleoptera: Chrysomelidae: Galerucinae: Alticini) and diagnoses for some species from southern Brazil: notes on the taxonomic history, redescriptions and new records
FIGURES 12–18. Lateral view of the observed Omophoita species from southern Brazil. (12) O. communis (male). (13) O. equestris (female). (14) O. sesquilunata (male). (15) O. magniguttis (female). (16) O. octoguttata (female). (17) O. personata (male). (18) O. sexnotata (male).
FIGURES 1–2 in Checklist of Omophoita Chevrolat, 1836 (Coleoptera: Chrysomelidae: Galerucinae: Alticini) and diagnoses for some species from southern Brazil: notes on the taxonomic history, redescriptions and new records
FIGURES 1–2. Generalized external morphology of Omophoita. (1) Dorsal view. (2) Ventral view. (SCP), scape; (ACL), antennal callus; (EYE), eye; (VRT), vertex; (FRI), inflated frons; (LAB), labrum; (PRN), pronotum; (HPC), hypomeral callus; (PRP), prosternal process; (SCT), scutellum; (ELT), elytra; (EPL), epipleura; (MST), mesothorax; (MTT), metathorax; (MTF), metafemur; (MTI), metatibia; (RAM), apical escavation of the metatibia; (MTS), metatibial spur; (MTA), metatarsos; (CLW), claws; (VAS), visible abdominal sclerites (sternite).
FIGURES 5–11 in Checklist of Omophoita Chevrolat, 1836 (Coleoptera: Chrysomelidae: Galerucinae: Alticini) and diagnoses for some species from southern Brazil: notes on the taxonomic history, redescriptions and new records
FIGURES 5–11. Dorsal view of the observed Omophoita species from southern Brazil. (5) O. communis (male). (6) O. equestris (female) (7) O. sesquilunata (male). (8) O. magniguttis (female). (9) O. octoguttata (female). (10) O. personata (male). (11) O. sexnotata (male).
Fig. 3. Karyotypes obtained from Ctenomys lami spec. nov. and C. minutus bone marrow and G in Tuco-tucos (Rodentia, Octodontidae) in Southern Brazil: Ctenomys lami spec. nov. Separated from C. minutus Nehring 1887
Fig. 3. Karyotypes obtained from Ctenomys lami spec. nov. and C. minutus bone marrow and G-banding comparison between species. (A) C. lami male karyotype in standard stain; (B) C. minutus female karyotype in standard stain; (C) Haploid set G-banding comparison between C. lami [L] and C. minutus [M].
Fig. 2 in Tuco-tucos (Rodentia, Octodontidae) in Southern Brazil: Ctenomys lami spec. nov. Separated from C. minutus Nehring 1887
Fig. 2. The cranium of Ctenomys lami spec. nov. in (A) dorsal, (B) ventral, (C) lateral view and (D) lateral view of mandible. The white bar is 20 mm.
Fig. 4 in Tuco-tucos (Rodentia, Octodontidae) in Southern Brazil: Ctenomys lami spec. nov. Separated from C. minutus Nehring 1887
Fig. 4. Distribution of Canonical Variates scores (CV) from Discriminant Analysis in 20 skull characters of ♂♂ (A) and ♀♀ (B) of the 4 populations.
Fig. 1 in Tuco-tucos (Rodentia, Octodontidae) in Southern Brazil: Ctenomys lami spec. nov. Separated from C. minutus Nehring 1887
Fig. 1. (A) Geographic distribution of Ctenomys lami spec. nov. and Ctenomys minutus in southern Brazil; (B) Area C. lami and C. minutus occupy in Rio Grande do Sul State. Collecting points of Ctenomys lami: (1) Beco dos Cegos and (2) Chico Lomã; Ctenomys minutus: (3) Cidreira Beach and (4) Osório.
FIGURE 1. Baccharis scopulorum. A in Baccharis scopulorum, a new species of section Caulopterae (Asteraceae: Astereae) from rocky cliffs of southern Brazil
FIGURE 1. Baccharis scopulorum. A. Habit (Schneider 1333, ICN). B. Representative leaves (Schneider 1331, 1332, ICN). C. Staminate capitulum (Schneider 1333, ICN). D. Pistillate capitulum (Schneider 1326, ICN). E. Phyllaries of pistillate capitulum (Schneider 1326, ICN). F. Staminate floret (pappus removed) (Schneider 1333, ICN). G. Corolla and style of pistillate floret (Schneider 1326, ICN). H. Cypsela with pappus (Schneider 1326, ICN).
FIGURE 3. Baccharis scopulorum. A in Baccharis scopulorum, a new species of section Caulopterae (Asteraceae: Astereae) from rocky cliffs of southern Brazil
FIGURE 3. Baccharis scopulorum. A. Habitat on cliffs of bare rock outcrops. B. Habit. C. Staminate capitulum. D. Pistillate capitulum. E. Cypsela in SEM. C. Schneider 1333 (ICN). D–E. Schneider 1326 (ICN). Scale bars B. 5 cm. C–D. 1 mm. E. 200 µm.
FIGURE 5. Protargolimpregnated specimens. a in Pseudourostyla pelotensis sp. nov. (Ciliophora, Stichotrichia, Urostylida): a new psammophilic ciliate from the southern Brazil
FIGURE 5. Protargolimpregnated specimens. a. Ventral side; b. Dorsal side; c. Extrusomes (arrows); d. Oral apparatus and macronuclear nodules. Arrow points to bowshaped structure associated to the undulating membranes; e. Formation of the new adoral membranelles during reoganizational morphogenesis (arrow); f. Ventral side of specimen with a shortened left marginal row (arrows). aC—anterior corona; AZM—adoral zone of membranelles; BC—buccal cirrus; DK —dorsal kineties; eM—endoral membrane; FTC—frontoterminal cirri; LMR—left marginal cirral row; Ma — macronuclear nodules; MVR—midventral cirral row; pC—posterior corona; pM— paroral membrane; RMR— right marginal cirral rows; TC— transverse cirri. Scale bars: 10 µm.
FIGURE 2 in Pseudourostyla pelotensis sp. nov. (Ciliophora, Stichotrichia, Urostylida): a new psammophilic ciliate from the southern Brazil
FIGURE 2. Schematic drawings of protargolimpregnated specimens. a. Ventral region. Arrow shows a variation of the virtual intersection of the undulating membranes; b. Dorsal region showing macronuclear nodules. Chromatin granulations are depicted in the two macronuclear nodules pointed by arrows. Asterisk marks the bowshaped structure, which is visible at the macronucleus focal plane; c. Dorsal region showing dorsal kineties (arrow) and marginal cirral rows. LMR — left marginal cirral rows; Ma — macronuclear nodule; RMR — right marginal cirral rows. Scale bars: 10 µm.
FIGURE 1 in Pseudourostyla pelotensis sp. nov. (Ciliophora, Stichotrichia, Urostylida): a new psammophilic ciliate from the southern Brazil
FIGURE 1. Schematic drawings of Pseudourostyla pelotensis sp. nov. a. Living specimen in ventral view; b. Scheme of living specimen showing the contractile vacuoles and their aspect during pulsation; c. Extrusomes aligned close to the pelicle, as seen in specimens from protargol slides; d. Ventral region of protargolimpregnated specimen; e. Bowshaped structure associated with the undulating membranes. Arrow marks new adoral membranelles in formation. aC — anterior corona; aCV — anterior contractile vacuole; AZM — adoral zone of membranelles; BC — buccal cirrus; BS — bowlike structure; eM — endoral membrane; FTC — frontotermial cirri; LMR — left marginal cirral rows; MVR — midventral cirral row; pC — posterior corona; pCV — posterior contractile vacuole; pM — paroral membrane; RMR — right marginal cirral rows; TC — transverse cirri. Scale bars: 10 µm.
Fig. 1 in Dung Beetles (Coleoptera: Scarabaeidae: Scarabaeinae) Attracted to Rotten Eggs in the Atlantic Forest in Subtropical Southern Brazil
Fig. 1. Location of Atlantic Forest where dung beetles were sampled using pitfall traps baited with rotten eggs in southern Brazil. Inset: location of southern Brazil in South America. Abbreviations represent the southern Brazilian states of Paraná (PR), Santa Catarina (SC), and Rio Grande do Sul (RS). The black circle is the Santa Maria site, and the black square is the Nova Veneza site.
Fig. 4 in Feeding Preference and Performance ofMetriona elatior(Klug) (Coleoptera: Chrysomelidae), an Oligophagous Cassidine Beetle that Feeds onSolanumL. (Solanaceae) in Southern Brazil
Fig. 4. Consumption (median and corresponding quartiles) by first-instar Metriona elatior in no- (A) and multiple- (B) choice tests using six species of Solanum (Kruskal-Wallis test, p <0.0001 and p = 0.0634, for A and B, respectively; Dunn's multiple comparison tests, p <0.05 for both cases).
Fig. 6 in Feeding Preference and Performance ofMetriona elatior(Klug) (Coleoptera: Chrysomelidae), an Oligophagous Cassidine Beetle that Feeds onSolanumL. (Solanaceae) in Southern Brazil
Fig. 6. Consumption (median and corresponding quartiles) by fifth-instar Metriona elatior in multiplechoice tests in relation to six species of Solanum, when reared up to the fifth instar on a single host plant species: Solanum aculeatissium (A), Solanum atropurpureum (B), and Solanum viarum (C) (Kruskal- Wallis tests, p <0.0001, 0.0001 and 0.0003, respectively; Dunn's multiple comparison tests, p <0.05).
Fig. 5 in Feeding Preference and Performance ofMetriona elatior(Klug) (Coleoptera: Chrysomelidae), an Oligophagous Cassidine Beetle that Feeds onSolanumL. (Solanaceae) in Southern Brazil
Fig. 5. Consumption (median and corresponding quartiles) by fifth-instar Metriona elatior reared on Solanum viarum in no-choice tests in relation to six species of Solanum (Kruskal-Wallis test, p <0.0001; followed by Dunn's multiple comparison test, p <0.05).
Fig. 3 in Feeding Preference and Performance ofMetriona elatior(Klug) (Coleoptera: Chrysomelidae), an Oligophagous Cassidine Beetle that Feeds onSolanumL. (Solanaceae) in Southern Brazil
Fig. 3. Larval developmental time in days (mean ± standard error) of Metriona elatior when fed on one of six species of Solanum. Bars followed by the same letters do not differ significantly (one-way ANOVA, p <0.0001; Tukey's multiple comparison tests, p <0.05).
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.