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4,462 results for “South America”
FIGURE 3.—Caperonia maracaibensis. A in New species and occurrences of Caperonia (Euphorbiaceae) for South America
FIGURE 3.—Caperonia maracaibensis. A. Holotype of Caperonia maracaibensis. B. Prickles present in the section Aculeolateae. C. Inflorescence.
FIGURE 2 in New species and occurrences of Caperonia (Euphorbiaceae) for South America
FIGURE 2.—Distribution map of Caperonia amarumayu (black star), C. maracaibensis (black square), C. zaponzeta (white circles (previous records) and black circles (new records)).
FIGURE 1.—Caperonia amarumayu. A in New species and occurrences of Caperonia (Euphorbiaceae) for South America
FIGURE 1.—Caperonia amarumayu. A. Holotype of Caperonia amarumayu. B. Prickles present in the section Aculeolateae. C. Inflorescence.
FIGS 2-8 in Acanthocephala, including the descriptions of two new species of Mediorhynchus (Gigantorhynchidae) from birds from Paraguay, South America
FIGS 2-8 Mediorhynchus micracanthus (Rudolphi, 1819). (2) Male. (3) Proboscis hooks and spines, longitudinal row. (4) Posterior end male. (5) Gravid female. (6) Egg. (7) Anterior end female. (8) Posterior end female. Scale bars: 2, 5, 1 mm; 3, 25 µm; 4, 7, 8, 200 µm; 6, 12.5 µm.
FIGS 18-24 in Acanthocephala, including the descriptions of two new species of Mediorhynchus (Gigantorhynchidae) from birds from Paraguay, South America
FIGS 18-24 Mediorhynchus ayeri sp. n. (18) Male. (19) Proboscis hooks, longitudinal row showing hooks 1-4, and spines. (20) Proboscis armature, male. (21) Posterior end, female. (22) Mature female with germ cell balls. (23) posterior end male. (24) Anterior end, male. Scale bars: 18, 400 µm; 19, 12.5 µm; 20, 21, 100 µm; 22, 1 mm; 23, 24, 200 µm.
FIGS 9-17 in Acanthocephala, including the descriptions of two new species of Mediorhynchus (Gigantorhynchidae) from birds from Paraguay, South America
FIGS 9-17 Mediorhynchus amini sp. n. (9) Male. (10) Proboscis, female, showing armature. (11) Gravid female. (12) Proboscis, female, showing armature. (13) Proboscis hooks, longitudinal row. (14) Proboscis spines with slender or discoid roots. (15) Posterior end male. (16) Anterior end, female. (17) Posterior end female. Scale bars: 9, 400 µm; 10, 150 µm; 11, 1 mm; 12, 25 µm; 13, 14, 6 µm; 15, 300 µm; 16, 17, 200 µm;.
FIGURE 3. A and B in Identity of Carex trichodes Steud. ex Boott and Carex lateriflora Phil. (subgen. Psyllophorae, sect. Junciformes, Cyperaceae) from Southern South America
FIGURE 3. A and B: understory of Nothofagus pumilio forest, typical habitat of Carex trichodes, C: detail of spike of C. trichodes and D: senescent mature plant of C. trichodes
FIGURE 1 in Identity of Carex trichodes Steud. ex Boott and Carex lateriflora Phil. (subgen. Psyllophorae, sect. Junciformes, Cyperaceae) from Southern South America
FIGURE 1. Map of localization of the type locality of Carex trichodes at Sichahue Lagoon and the place in the Caulle Mountains, where Carex trichodes was collected in 2015 and 2021. Los Ríos Region, Chile. Image from Google Earth.
FIGURE 2 in Identity of Carex trichodes Steud. ex Boott and Carex lateriflora Phil. (subgen. Psyllophorae, sect. Junciformes, Cyperaceae) from Southern South America
FIGURE 2. Comparison among spikes and utricles of Carex trichodes collected in Caulle Mountains, growing in the same area but different environment conditions: A. sample D. Penneckamp & H. Lobos 603 (SGO), inflorescence from a non stressed plant with a few and bigger utricles B. sample D. Penneckamp & H. Lobos 607 (SGO), from a stressed plant with more and smaller utricles
FIGURE 4 in Lectotypification, taxonomy and distribution of Braunia plicata (Bryopsida, Hedwigiaceae) in South America and Mexico
FIGURE 4. Gametophytic and sporophytic features of Braunia plicata. A–C, I–J) Vegetative leaves. D–E) Perichaetial leaves. F, K) Capsules. G) Upper leaf cells. H) Apical leaf cells. A–H from lectotype Bridges s.n. (BM-herb-Hooker). I–K from Herzog 3703 (JE).
FIGURE 2 in Lectotypification, taxonomy and distribution of Braunia plicata (Bryopsida, Hedwigiaceae) in South America and Mexico
FIGURE 2. Jameson syntype of Braunia plicata. A–B) Vegetative leaves in the Jameson syntype. C) Perichaetial leaf in the Jameson syntype. D–E) Vegetative leaves characteristic of Braunia cirrhifolia. F. Perichaetial leaf of B. cirrhifolia. A–C from Jameson s.n. (syntype of B. plicata, NY-herb. Mitten). D–F from Jameson 1 (BM), type for B. cirrhifolia.
FIGURE 3 in Lectotypification, taxonomy and distribution of Braunia plicata (Bryopsida, Hedwigiaceae) in South America and Mexico
FIGURE 3. Jameson syntype of Braunia plicata. A–B) Leaf cells in the apex and upper leaf, in the Jameson syntype. C–D) Leaf cells in the apex and upper leaf, characteristic of B. cirrhifolia. A–B from Jameson s.n. (syntype of B. plicata, NY-herb. Mitten). C–D from Jameson 1 (BM), type for B. cirrhifolia.
FIGURE 1 in Lectotypification, taxonomy and distribution of Braunia plicata (Bryopsida, Hedwigiaceae) in South America and Mexico
FIGURE 1. Lectotype of Braunia plicata. A) Specimen Bridges s. n., 1846, at BM (herb. Hooker). B) Detail of lectotype, showing one capsule. C) Detail of leaves with hyaline apex. D) Leaf apex hyaline and dentate. (Photographs by E. De Luna).
FIGURE 11. Hagenulopsis minuta Spieth, 1943 in Hagenulopsis Ulmer (Ephemeroptera: Leptophlebiidae): re-description, morphological notes and a new species from South America, Brazil
FIGURE 11. Hagenulopsis minuta Spieth, 1943. (A) male imago in lateral habitus; (B) male imago in dorsal habitus; (C–F) upper portion of eyes, white arrows highlighting small protuberance on stalks. Scales: A–B, 1 mm; C–E, 0.3 mm; F, 0.2 mm.
FIGURE 9. Hagenulopsis diptera Ulmer, 1920 in Hagenulopsis Ulmer (Ephemeroptera: Leptophlebiidae): re-description, morphological notes and a new species from South America, Brazil
FIGURE 9. Hagenulopsis diptera Ulmer, 1920 type specimen. (A) male imago in dorsal habitus; (B), forewing.
FIGURE 6 in Hagenulopsis Ulmer (Ephemeroptera: Leptophlebiidae): re-description, morphological notes and a new species from South America, Brazil
FIGURE 6. Hagenulopsis perere sp. nov., nymph. (A) Female in dorsal habitus; (B) wings pad; (C) hind leg; (D) mid leg; (E), foreleg; (F) hind claw. Scales: A, 1 mm; B, 0.5 mm; C–E, 0.5 mm; F, 0.2 mm.
FIGURE 3 in Hagenulopsis Ulmer (Ephemeroptera: Leptophlebiidae): re-description, morphological notes and a new species from South America, Brazil
FIGURE 3 Hagenulopsis perere sp. nov. Male imago: (A) head and thorax in lateral view; (B) head and thorax in dorsal view; (C) abdominal coloration, dorsal view; (D) abdominal coloration, lateral view; (E) genitalia, ventral view; (F) foreleg; (G) midleg; (H) hind leg; (I) mid tarsi. Female imago: (J) egg guide, ventral view; (K) abdominal segments VI–X in lateral view, highlighting the egg guide. Scales: A–B, 0.5 mm; C, 1 mm; D, 2 mm; E, 0.2 mm; F–H, 1 mm.
FIGURE 1 in Hagenulopsis Ulmer (Ephemeroptera: Leptophlebiidae): re-description, morphological notes and a new species from South America, Brazil
FIGURE 1. Distributional map highlighting the records of Hagenulopsis diptera Ulmer, 1920, Hagenulopsis minuta Spieth, 1943 and Hagenulopsis perere sp. nov.
FIGURE 2 in Hagenulopsis Ulmer (Ephemeroptera: Leptophlebiidae): re-description, morphological notes and a new species from South America, Brazil
FIGURE 2. Hagenulopsis spp. in vivo. A–D, Hagenulopsis perere sp. nov. (A) male imago; (B) male subimago; (C) female subimago; (D) nymph; (E) Hagenulopsis minuta Spieth, 1943, male imago. Photographs taken by F.F. Salles.
FIGURE 8 in Hagenulopsis Ulmer (Ephemeroptera: Leptophlebiidae): re-description, morphological notes and a new species from South America, Brazil
FIGURE 8. Hagenulopsis perere sp. nov., eggs. (A) egg in general view; (B) micropyle indicated by white arrow; (C–D) chorionic surface of egg in detail; Scales: A, 20 µm; B–C, 10 µm; D, 5 µm.
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.