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901 results for “Amazon basin”
FIGURE 9 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 9 | Lateral view of (A) the dorsal-fin spine and dorsal view of (B) the left pectoral-fin spine in a c&s paratype of Corydoras caramater (LIA 1073, 41.6 mm SL), showing their serration patterns. Area where the illustrated bones are located in fish's body marked in red in the miniature drawing of the new species. Scale bars = 1 mm.
FIGURE 1 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 1 | Corydoras caramater, holotype, MNRJ 54621, 49.3 mm SL, Senador José Porfírio, Pará, Brazil, rio Bacajaí, rio Xingu basin.
FIGURE 7 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 7 | Infraorbital series in lateral (A) and dorsal (B) views, and (C) suspensorium plus operculum in lateral view of a c&s paratype of Corydoras caramater (LIA 1073, 35.9 mm SL). Abbreviations: aa: angulo-articular, d: dentary, hym: hyomandibula, io1–2: infraorbital 1 and 2, iop: interopercle, mp: metapterygoid, op: opercle, pop: preopercle, prh: posterodorsal ridge of hyomandibula, q: quadrate. Red arrows indicate the inner laminar expansions of both infraorbitals. Area where the illustrated bones are located in fish's body marked in red in the miniature drawing of the new species. Scale bars = 1 mm.
FIGURE 8 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 8 | Hyoid and branchial arches in (A) a c&s paratype of Corydoras caramater (LIA 1073, 35.9 mm SL), showing its general morphology in dorsal view, with the detail of hypobranchial (hb) 1 and 2, and of (B) upper tooth plate plus pharyngobranchials ((pb3 and 4) 3 and 4). General morphology in dorsal view of both hypobranchials (1 and 2) of another c&s paratype (CITL 929, 45.3 mm SL). Area highlighted in red in (A) indicating the position of upper tooth plate plus pharyngobranchials in the branchial basket. Scale bars = 1 mm.
FIGURE 5 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 5 | Tip of snout in a paratype of Corydoras caramater (CITL 929, 45.3 mm SL), showing the area at corner of mouth in lateral view. Red arrow indicates the roughly triangular fleshy flap located between maxillary barbel and anteroventral portion of snout tip; yellow arrow indicates fleshy flap on dorsolateral portion of maxillary barbel base. Area where the illustrated structures are located in fish's body marked in red in the miniature drawing of the new species. Scale bar = 1 mm.
FIGURE 16 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 16 | Ontogenetic series of Corydoras caramater (bred under aquarium conditions) showing general changes in external morphology and color pattern in specimens with (A) 8.0 mm TL, (B) 10.0 mm TL; (C) 13.0 mm TL, (D) 16.0 mm TL, (E) 19.0 mm TL, and (F) 24.0 mm TL. Photos by Hans Evers.
FIGURE 12 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 12 | Uncatalogued aquarium specimens of Corydoras caramater from the rio Tapajós basin photographed alive, showing general color pattern and morphology of a male (A) and of a female (B) specimens. Photos by Hans Evers.
FIGURE 15 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 15 | Collecting sites of Corydoras caramater, showing (A) the rio Bacajaí, (B) a small stream tributary of the rio Bacajá, both draining to the rio Xingu, and (C) the igarapé Sonrisal, a tributary of the rio Tapajós basin, all in Pará State, Brazil.
FIGURE 11 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 11 | General morphology of caudal skeleton in a c&s paratype of Corydoras caramater (LIA 1073, 41.6 mm SL), showing the small cartilage (black dotted line) between upper principal and procurrent caudal-fin rays. Abbreviations: ccc: compound caudal centrum, cfr: caudal-fin principal rays, dpcr: dorsal procurrent rays, epu: epural, has: haemal spine, hyp 1–5: hypurals 1 to 5, nes: neural spine, par: parhypural, pu 2–4: preural centra 2 to 4, un: uroneural, vpcr: ventral procurrent rays. Area where the illustrated bones are located in fish's body marked in red in the miniature drawing of the new species. Scale bar = 1 mm.
FIGURE 14 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 14 | Map showing the geographical distribution of Corydoras caramater in the rio Xingu basin (purple star: type-locality; white diamonds additional records), and in the rio Tapajós basin (yellow dot). Each symbol may represent more than one locality.
FIGURE 4 in A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon
FIGURE 4 | Details on cranium osteological pattern in a c&s paratype of Corydoras caramater (LIA 1073, 35.9 mm SL), showing general morphology of (A) lateral ethmoid in lateral view, and of (B) mesethmoid in dorsal view. Abbreviations: f: frontal, le: lateral ethmoid, n: nasal, pes: pterotic-extrascapular, pso: parieto-supraoccipital, sph: sphenotic. Additional pore of the temporal sensory canal at sphenotic outlined in yellow. Area where the illustrated bones are located in fish's body marked in red in the miniature drawing of the new species. Scale bars = 1 mm.
Reflectometry with Galileo Signals: Ocean and Amazon Basin events from CYGNSS
<p>This dataset contains the results of the work described in "Reflectometry with Galileo Signals: Ocean and<br>Amazon Basin events from CYGNSS" paper, presented in </p> <p>In that work, we have processed Galileo reflectometry events, based on the CYGNSS mission database for 'ocean' and 'Amazon Basin' events.<br><br>For further detail, see the paper.</p>
Fig. 2 in Molecular diagnosis of the arowanas Osteoglossum ferreirai Kanazawa, 1966 and O. bicirrhossum (Cuvier, 1829) from the Orinoco and Amazon River basins
Fig. 2. Maximum likelihood phylogenetic hypothesis of relationships of Osteoglossum individuals representing the species O. bicirrhossum and O. ferreirai.
Fig. 1 in Molecular diagnosis of the arowanas Osteoglossum ferreirai Kanazawa, 1966 and O. bicirrhossum (Cuvier, 1829) from the Orinoco and Amazon River basins
Fig. 1. Sampling localities in the Amazon and Orinoco basins of O. bicirrhossum and O. ferreirai. Base map was obtained from Online Map Creation (Geomar) currently available as Planiglobe (http://www.planiglobe.com/).
Fig. 4 in Description of a new species of Microglanis (Siluriformes: Pseudopimelodidae) from the Amazon basin, Amazonas State, Brazil
Fig. 4. Scatter diagram of nine species of Microglanis on first and second axis of size-free Canonical Variates Analysis: (circle) Microglanis iheringi (n = 4); (diamond) M. pellopterygius (n = 2); (asterisk) M. poecilus (n = 5); (triangle) M. secundus (n = 8); (plus) M. cibelae (n = 12); (square) M. cottoides (n = 5); (black square) M. malabarbai (n = 2); (X) M. nigripinnis (n = 3); (black circle) M. lundbergi (n = 8).
Fig. 2 in Description of a new species of Microglanis (Siluriformes: Pseudopimelodidae) from the Amazon basin, Amazonas State, Brazil
Fig. 2. Dorsal view of left pectoral spine of Microglanis lundbergi INPA 28577, 27.7 mm SL, holotype, rio Solimões, Tefé, Costa das Capivaras, Amazonas, Brazil. Scale bar = 1 mm.
Fig. 3 in Description of a new species of Microglanis (Siluriformes: Pseudopimelodidae) from the Amazon basin, Amazonas State, Brazil
Fig. 3. Map of distribution (black dots) of Microglanis lundbergi. Red star = type locality. Brazilian states acronym: AC = Acre; AM = Amazonas; AP = Amapá; MT = Mato Grosso; PA = Pará; RR = Roraima.
Fig. 1 in Description of a new species of Microglanis (Siluriformes: Pseudopimelodidae) from the Amazon basin, Amazonas State, Brazil
Fig. 1. Dorsal (a), lateral (b) and ventral (c) view of Microglanis lundbergi, INPA 28577, holotype, 27.7 mm SL, rio Solimões, Tefé, Costa das Capivaras, Amazonas, Brazil.
FIGURE 2 in Feeding ecology of electric eel Electrophorus varii (Gymnotiformes: Gymnotidae) in the Curiaú River Basin, Eastern Amazon
FIGURE 2 | Variation in Stomach Repletion Index (RI) values (black spots) of Electrophorus varii in Curiaú River EPA Amapá, Brazil. A. Size class; and B. Season. The lower and upper bars of the boxplot represent 25 and 75 quartiles, respectively. The horizontal bar within each boxplot represents the mean RI value. The lower and upper vertical line represent the RI values amplitude.
Fig. 2 in A new colorful species of Geophagus (Teleostei: Cichlidae), endemic to the rio Aripuanã in the Amazon basin of Brazil
Fig. 2. Geophagus mirabilis, paratype, NUP 15117, 107.8 mm SL, Brazil, State of Mato Grosso, município de Juína, rio Aripuanã, upstream from Dardanelos/Andorinhas falls, immediately after capture. Photograph by Cláudio H. Zawadzki.
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Allen Brain Atlas
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
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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.