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513 results for “miniaturization”
Fig. 2. Xenurobrycon varii, MPEG 26592, 12.5 in A new miniature of Xenurobryconini (Characiformes: Characidae) from the rio Tapajós basin, Brazil
Fig. 2. Xenurobrycon varii, MPEG 26592, 12.5 mm SL, right side (inverted) of infraorbital (io) series. Antorbital not depicted. Scale bar = 500 µm.
FIGURE 7 in A new miniature species of Priocharax (Characiformes: Characidae) from the upper rio Ipixuna, Purus drainage, Brazil
FIGURE 7 | Maximum likelihood tree of five species of Priocharax, based on the COI gene (642 bp). Bars represent the number of species obtained by the ABGD and bPTP analyses. Numbers near nodes represent bootstrap values.
FIGURE 1 in A new miniature species of Priocharax (Characiformes: Characidae) from the upper rio Ipixuna, Purus drainage, Brazil
FIGURE 1 | Priocharax britzi, A. Holotype, male, MZUSP 125822, 13.7 mm SL; Brazil, Amazonas, Canutama, small lake approximately 400 m from the rio Ipixuna, after bridge crossing this river, on the right side of the Transamazônica Road (BR–230) going from Humaitá to Lábrea, rio Ipixuna drainage. B. Live paratype photographed immediately after capture.
FIGURE 4 in A new miniature species of Priocharax (Characiformes: Characidae) from the upper rio Ipixuna, Purus drainage, Brazil
FIGURE 4 | Shoulder girdle in lateral view of A. Priocharax britzi, paratype, MZUSP 125823, 12.9 mm SL, c&s. Image flipped. B. Priocharax cf. ariel, UFRO 15521, 11.8 mm SL, c&s. Cl = cleithrum; PecRdC = pectoral-fin radial cartilage; FIGURE 5 | Priocharax britzi, paratype, MZUSP 125823, 12.9 Pcl = unidentified postcleithrum; Pcl3 = postcleithrum 3; Pt = posttemporal; mm SL, c&s; Weberian apparatus in lateral view. Exoc = ScCoC = scapulocoracoid cartilage; Sucl = supracleithrum. Arrows point exoccipital; Int = intercalarium; NA3 – 4 = neural arches to middle fissure on pectoral-fin radial cartilage. Pcl3 slightly displaced 3 – 4; NS4 = neural spine 4; OsS = os suspensorium; Sca = ventrally from original position in A. Scale bars = 0.5 mm. scaphium; Sn3 = supraneural 3; Soc = supraoccipital; T = tripus. Scale bar = 0.2 mm.
FIGURE 9 in A new miniature species of Priocharax (Characiformes: Characidae) from the upper rio Ipixuna, Purus drainage, Brazil
FIGURE 9 | Small lake approximately 400 m from the rio Ipixuna, Canutama, Amazonas, Brazil, the type locality of Priocharax britzi.
FIGURE 3 in A new miniature species of Priocharax (Characiformes: Characidae) from the upper rio Ipixuna, Purus drainage, Brazil
FIGURE 3 | Priocharax britzi, paratype, MZUSP 125823, 12.9 mm SL, c&s; jaws in lateral view. Ana = anguloarticular; Cm = coronomeckelian; De = dentary; MC = Meckel's cartilage; Mx = maxilla; Pmx = premaxilla; Ra = retroarticular. Scale bar = 0.2 mm.
FIGURE 6 in A new miniature species of Priocharax (Characiformes: Characidae) from the upper rio Ipixuna, Purus drainage, Brazil
FIGURE 6 | Priocharax britzi, holotype, MZUSP 125822, 13.7 mm SL. A. Left lateral view of anal fin showing bony hooks. B. Ventral view of pelvic fin showing bony hooks. Scale bars = 0.5 mm.
FIGURE 2 in A new miniature species of Priocharax (Characiformes: Characidae) from the upper rio Ipixuna, Purus drainage, Brazil
FIGURE 2 | Priocharax britzi, paratypes, MZUSP 125823, c&s; anterior region of head in lateral view detailing the orbital region. A. 12.5 mm SL. B. 12.9 mm SL, image flipped. Antorbital and infraorbitals delimited by black line for clarity. Ant = antorbital; IO2 – 3 = infraorbitals 2 – 3. Scale bar = 0.2 mm.
FIGURE 8 in A new miniature species of Priocharax (Characiformes: Characidae) from the upper rio Ipixuna, Purus drainage, Brazil
FIGURE 8 | Map of South America with a close-up of the upper and central portions of the Amazon basin, Brazil, illustrating the distribution of the five species of Priocharax: P. britzi described herein from the rio Purus basin (green losangle), P. varii (red dot), P. ariel (black dots), P. nanus (blue dot), and P. pygmaeus (yellow dots). Colors are the same as in the Fig. 7. Some dots may represent more than one lot.
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.
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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.