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3,421 results for “Amazon”
FIGURE 5 in A new species of Loricaria (Loricariidae: Loricariinae) from the upper Amazon River basin, Colombia
FIGURE 5 | Dorsal, ventral, and lateral view showing coloration and characteristics of Loricaria simillima, BMNH 1997.6.26.1-2, 202.3 mm SL. Aquarium specimens. Photos: Lucie Goodayle.
FIGURE 4 in A new species of Loricaria (Loricariidae: Loricariinae) from the upper Amazon River basin, Colombia
FIGURE 4 | Holotype of Loricaria nickeriensis, ZMA-PISC 107561, 116.4 mm SL, Suriname, Nickerie District, Fallawatra River, 5 km south-southwest of Stondansie falls. Photos: Mark Allen, ACSImagebase.
FIGURE 3 in A new species of Loricaria (Loricariidae: Loricariinae) from the upper Amazon River basin, Colombia
FIGURE 3 | Lectotype of Loricaria simillima, BMNH 1880.12.8.77, 163.1 mm SL, Ecuador, Canelos. Photos: Claudio Zawadski, ACSImagebase.
FIGURE 7 in A new species of Loricaria (Loricariidae: Loricariinae) from the upper Amazon River basin, Colombia
FIGURE 7 | Dorsal view of Loricaria nimairaco male, showing a slightly hypertrophied pectoral spine indicating sexual dimorphism, paratype, ICN-MHN 9156, 190.9 mm SL, Colombia, Amazonas, Leticia, Amazonas River system, Laguna Yahuarcaca. Photo: Alexander Urbano-Bonilla.
FIGURE 9 in A new species of Loricaria (Loricariidae: Loricariinae) from the upper Amazon River basin, Colombia
FIGURE 9 | Environment at Putumayo River basin. A. Piedmont drainages "río Guineo"; B. Main channel of the Putumayo River in the lower part; and C. Streams of Terra-firme. Photos: Alexander Urbano-Bonilla.
FIGURE 2 in A new species of Loricaria (Loricariidae: Loricariinae) from the upper Amazon River basin, Colombia
FIGURE 2 | Loricaria nimairaco, paratype, MPUJ 17399, 180.4 mm SL, Colombia, Putumayo, Puerto Asís, Putumayo River. Scale bar = 10 mm. Photos: Omar E. Melo-Ortiz.
FIGURE 8 in A new species of Loricaria (Loricariidae: Loricariinae) from the upper Amazon River basin, Colombia
FIGURE 8 | Distribution map of Loricaria nimairaco. Red star indicate holotype locality, and white circles indicate paratype localities. Each symbol may represent more than one lot or locality.
FIGURE 1 in A new species of Loricaria (Loricariidae: Loricariinae) from the upper Amazon River basin, Colombia
FIGURE 1 | Holotype of Loricaria nimairaco, ICN-MHN 24398, 185.8 mm SL, Colombia, Amazonas, Leticia, Amazonas River. Scale bar = 10 mm. Photos: Gabriel Cortés.
FIGURE 6 in A new species of Loricaria (Loricariidae: Loricariinae) from the upper Amazon River basin, Colombia
FIGURE 6 | Lateral view of head showing size of post-orbital notch in: A. Loricaria nimairaco, holotype, ICN-MHN 24398, 185.8 mm SL; and B. Loricaria nickeriensis, holotype, ZMA-PISC 107561, 116.4 mm SL.
FIGURE 11 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 11 | Type-locality of Rhinotridens chromocaudatus; 07°30'37"S 63°20'23"W, rio Ipixuna, rio Purus drainage, rio Amazonas basin, Humaitá Municipality, Amazonas State, Brazil.
FIGURE 6 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 6 | Pelvic girdle of Rhinotridens chromocaudatus, digital illustration of c&s specimen, ventral view, paratype, MZUSP 128217, 16.72 mm SL. Bpt, basipterygium. Scale bar = 0.15 mm.
FIGURE 4 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 4 | Cranium of Rhinotridens chromocaudatus, µCT-scan images, paratype, MZUSP 128217, 16.37 mm SL; anterior view; arrow indicates right mesethmoid cornu. AC, anterior ceratohyal; Ap, autopalatine; Boc, basioccipital; Br, branchiostegal rays; Dth, dentary teeth; FPV, first post-Weberian vertebrae; Fr, frontal; Hy, hyomandibula; Iop, interopercle; Lt, labial teeth; Me, mesethmoid; Mx, maxilla; Op, opercle; Pop, preopercle; Psoc, parieto-supraoccipital; PC, posterior ceratohyal; Pmx, premaxilla; Pop, preopercle; Pu, parurohyal; Sph, sphenotic-prootic-pterosphenoid; SPV, second post-Weberian vertebrae; Vh, ventral hypohyal. Scale bar = 0.25 mm.
FIGURE 2 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 2 | Premaxilla and lower jaw of Rhinotridens chromocaudatus, µCT-scan images, paratype, MZUSP 128217, 16.37 mm SL; A. Dorsal view; B. Ventral view; C. medial view, left side. Symphyseal teeth highlighted in yellow. Ac, angular complex; Dt, dentary; Dth, dentary teeth; Lt, labial teeth; Pmt, premaxillary teeth; Pmx, premaxilla. Scale bar = 0.3 mm.
FIGURE 1 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 1. Rhinotridens chromocaudatus, new genus and species, holotype, MZUSP 128216, 17.57 mm SL. Brazil, Amazonas, rio Ipixuna, tributary of the rio Purus, rio Solimões basin. Scale bar = 2.0 mm.
FIGURE 10 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 10 | Geographic distribution of Rhinotridens chromocaudatus. White dot indicates the typelocality, each symbol may represent than one lot or locality.
FIGURE 8 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 8 | Hyoid arch of Rhinotridens chromocaudatus, µCT-scan images, paratype, MZUSP 128217, 16.37 mm SL; A. Ventral view; B. Dorsal view; anterior to left. AC, anterior ceratohyal; Br, branchiostegal rays; PC, posterior ceratohyal; Pu, parurohyal; Vh, ventral hypohyal. Scale bar = 0.3 mm.
FIGURE 7 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 7 | Neurocranium and associated structures of Rhinotridens chromocaudatus, µCT-scan images, paratype, MZUSP 128217, 16.37 mm SL; A. Left lateral view; B. Dorsal view; C. Ventral view. Boc, basioccipital; Ep, epioccipital; Fr, frontal; Le, lateral ethmoid; Me, mesethmoid; Osph, orbitosphenoid; Psph, parasphenoid; Psoc, parieto-supraoccipital; Ptscl, postemporo-supracleithrum; Pro, prootic; Pt, pterotic; Sph, sphenoticprootic-pterosphenoid; Vo, vomer; WeC, Weberian capsule. Scale bar = 0.3 mm.
FIGURE 5 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 5 | Suspensorium and opercular series of Rhinotridens chromocaudatus, left side, µCT-scan images, paratype, MZUSP 128217, 16.37 mm SL; A. Lateral view; B. Medial view; arrow indicates distal process of hyomandibula. Hy, hyomandibular; Iop, interopercle; Op, opercle; Pop, preopercle; Qd, quadrate. Scale bar = 0.2 mm.
FIGURE 3 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 3 | Cranium, pectoral skeleton, and anterior portion of axial skeleton of Rhinotridens chromocaudatus, µCT-scan images, paratype, MZUSP 128217, 16.37 mm SL; A. Left lateral view; B. Dorsal view. Ac, angular complex; AC, anterior ceratohyal; Ap, autopalatine; Boc, basioccipital; Br, branchiostegal rays; Cl, cleithrum; Dt, dentary; Ep, epioccipital; Fr, frontal; Hy, hyomandibula; Iop, interopercle; Le, lateral ethmoid; Me, mesethmoid; Mx, maxilla; Op, opercle; Osph, orbitosphenoid; Pop, preopercle; Psph, parasphenoid; Psoc, parieto-supraoccipital; Ptr, pectoral-fin rays; Ptscl, postemporosupracleithrum; PC, posterior ceratohyal; Pmx, premaxilla; Pop, preopercle; Pt, pterotic; Pu, parurohyal; Qd, quadrate; Sph, sphenotic-prootic-pterosphenoid; Vh, ventral hypohyal; Vo, vomer; WeC, Weberian capsule. Scale bar = 0.3 mm.
FIGURE 9 in A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)
FIGURE 9 | Gill arches of Rhinotridens chromocaudatus, digital illustration of c&s specimen, dorsal view, paratype, MZUSP 128217, 16.72 mm SL; right dorsal elements not shown. Bb1-4, basibranchials 1 to 4; Cb1-5, ceratobranchials 1 to 5; Eb1-4, epibranchials 1 to 4; Hb1-3, hypobranchials 1 to 3; Pb4, pharyngobranchial 4; Utp, upper pharyngeal tooth plate. Scale bar = 0.1 mm.
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.