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901 results for “Amazon Basin”
Data from: Human management and hybridization shape treegourd fruits in the Brazilian Amazon Basin
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Fig. 6 in A new species of Curculionichthys (Siluriformes: Loricariidae) from the north edge of the Brazilian Shield, lower Amazon basin
Fig. 6. Schematic drawing of the ventral side of head and pectoral girdle of Curculionichthys species. a. C. hera, arrows point posteriorly directed canal plate and single rostral plate; b. C. scaius, arrows point mesially directed canal plate and double rostral plate.
Fig. 5 in A new species of Curculionichthys (Siluriformes: Loricariidae) from the north edge of the Brazilian Shield, lower Amazon basin
Fig. 5. Type-locality of Curculionichthys hera, igarapé do Onça, tributary to rio Curuá-Una on road BR-163 between Belterra and Rurópolis, Belterra, Pará, Brazil.
Fig. 3 in A new species of Curculionichthys (Siluriformes: Loricariidae) from the north edge of the Brazilian Shield, lower Amazon basin
Fig. 3. Snout and sexual dimorphism in size of nares of adults of Curculionichthys hera, MCP 51571, paratypes. a. male; b. female. Scale bars = 1 mm.
Fig. 4 in A new species of Curculionichthys (Siluriformes: Loricariidae) from the north edge of the Brazilian Shield, lower Amazon basin
Fig. 4. Collecting localities of Curculionichthys hera in the rio Curuá-Una basin, on road BR-163 between Belterra and Rurópolis, Belterra, Pará, Brazil. Star represents type-locality.
Fig. 2 in A new species of Curculionichthys (Siluriformes: Loricariidae) from the north edge of the Brazilian Shield, lower Amazon basin
Fig. 2. Field Emission Scanning Electron Microscopy (FESEM) of snout tip showing hypertrophied odontodes of species of Curculionichthys. a. C. hera, paratype, MCP 51571; b. C. itaim, MCP 51569; and c. C. insperatus, MCP 47070. Scale bars = 1 mm.
Fig. 1 in A new species of Curculionichthys (Siluriformes: Loricariidae) from the north edge of the Brazilian Shield, lower Amazon basin
Fig. 1. Curculionichthys hera, holotype, MCP 52500, female, 25.1 mm SL, igarapé do Onça, tributary to rio Curuá-Una on road BR-163 between Belterra and Rurópolis, Belterra, Pará, Brazil.
Figure 6 from: Henschel E, Bragança PHN, Rangel-Pereira F, Costa WJEM (2020) A new psammophilic species of the catfish genus Ammoglanis (Siluriformes, Trichomycteridae) from the Amazon River basin, northern Brazil. Zoosystematics and Evolution 96(1): 67-72. https://doi.org/10.3897/zse.96.48952
Figure 6 Geographic distribution of species of Ammoglanis. Red circle – A. pulex; black circle – A. obliquus; orange circle – A. amapaensis; yellow circle – A. diaphanous; blue circle – A. multidentatus.
Figure 5 from: Henschel E, Bragança PHN, Rangel-Pereira F, Costa WJEM (2020) A new psammophilic species of the catfish genus Ammoglanis (Siluriformes, Trichomycteridae) from the Amazon River basin, northern Brazil. Zoosystematics and Evolution 96(1): 67-72. https://doi.org/10.3897/zse.96.48952
Figure 5 Ammoglanis obliquus, UFRJ 12478, 13.2mm SL; dorsal view of mesethmoidal region and associated structures.
Figure 4 from: Henschel E, Bragança PHN, Rangel-Pereira F, Costa WJEM (2020) A new psammophilic species of the catfish genus Ammoglanis (Siluriformes, Trichomycteridae) from the Amazon River basin, northern Brazil. Zoosystematics and Evolution 96(1): 67-72. https://doi.org/10.3897/zse.96.48952
Figure 4 Ammoglanis obliquus, UFRJ 12478, 13.2 mm SL. A. Ventral view of the left premaxilla; B. Medial view of left lower jaw.
Figure 3 from: Henschel E, Bragança PHN, Rangel-Pereira F, Costa WJEM (2020) A new psammophilic species of the catfish genus Ammoglanis (Siluriformes, Trichomycteridae) from the Amazon River basin, northern Brazil. Zoosystematics and Evolution 96(1): 67-72. https://doi.org/10.3897/zse.96.48952
Figure 3 Ammoglanis obliquus, UFRJ 12478, 13.2 mm SL; lateral view of the left suspensorium and opercular apparatus. APO – anteroventral process of opercle length; OML – opercular main axis length.
Figure 1 from: Henschel E, Bragança PHN, Rangel-Pereira F, Costa WJEM (2020) A new psammophilic species of the catfish genus Ammoglanis (Siluriformes, Trichomycteridae) from the Amazon River basin, northern Brazil. Zoosystematics and Evolution 96(1): 67-72. https://doi.org/10.3897/zse.96.48952
Figure 1 Ammoglanis obliquus: UFRJ 12477, 14.1 mm SL (holotype): Amazonas river basin. A. Lateral left view; B. Dorsal view.
Figures 14–23 in New records and diagnostic notes on large carpenter bees (Hymenoptera: Apidae: genus Xylocopa Latreille), from the Amazon River basin of South America
Figures 14–23. Dorsal habitus photographs of pinned, preserved specimens of females of Xylocopa (Schonnherria) species from the Amazon River basin, from the USNM collection. 14) X. (S.) dimidiata. 15) X. (S.) lucida. 16) X. (S.) macrops. 17) X. (S.) metallica. 18) X. (S.) muscaria. 19) X. (S.) ornata. 20) X. (S.) simillima. 21) X. (S.) subcyanea. 22) X. (S.) varians. 23) X. (S.) viridis.
Fig. 7. A in Integrative taxonomy reveals two new cryptic species of Hyphessobrycon Durbin, 1908 (Teleostei: Characidae) from the Maracaçumé and middle Tocantins River basins, Eastern Amazon region
Fig. 7. A. Bayesian Inference phylogenetic tree (BI). B. Detached relationships between members of the of the Hyphessobrycon copelandi clade. Numbers above and below branches are posterior probability values, and red letters correspond to synapomorphic nucleotide substitutions listed in Appendix 2.
Fig. 1 in Integrative taxonomy reveals two new cryptic species of Hyphessobrycon Durbin, 1908 (Teleostei: Characidae) from the Maracaçumé and middle Tocantins River basins, Eastern Amazon region
Fig. 1. Hyphessobrycon frickei Guimarães, Brito, Bragança, Katz & Ottoni sp. nov., holotype (CICCAA 02363), 18.8 mm SL; Brazil: Maranhão State: Maracaçumé River basin.
Fig. 6 in Integrative taxonomy reveals two new cryptic species of Hyphessobrycon Durbin, 1908 (Teleostei: Characidae) from the Maracaçumé and middle Tocantins River basins, Eastern Amazon region
Fig. 6. Hyphessobrycon geryi Guimarães, Brito, Bragança, Katz & Ottoni sp. nov. (CICCAA 02402), 23.2 mm SL. Jaw suspensory. A. Premaxillary. B. Maxilla. C. Dentary. Scale bar: 1 mm
Fig. 4 in Integrative taxonomy reveals two new cryptic species of Hyphessobrycon Durbin, 1908 (Teleostei: Characidae) from the Maracaçumé and middle Tocantins River basins, Eastern Amazon region
Fig. 4. Hyphessobrycon geryi Guimarães, Brito, Bragança, Katz & Ottoni sp. nov., holotype (CICCAA 02403), 28.3 mm SL; Brazil: Maranhão State: Lower Tocantins River basin.
Fig. 3 in Integrative taxonomy reveals two new cryptic species of Hyphessobrycon Durbin, 1908 (Teleostei: Characidae) from the Maracaçumé and middle Tocantins River basins, Eastern Amazon region
Fig. 3. Geographical distribution of Hyphessobrycon frickei Guimarães, Brito, Bragança, Katz & Ottoni sp. nov. and H. geryi Guimarães, Brito, Bragança, Katz & Ottoni sp. nov. Red star denotes holotype and blue circle denotes paratypes of H. frickei Guimarães, Brito, Bragança, Katz & Ottoni sp. nov. whereas white star denotes holotype and the black circles denote paratypes of H. geryi Guimarães, Brito, Bragança, Katz & Ottoni sp. nov.
Fig. 5 in Integrative taxonomy reveals two new cryptic species of Hyphessobrycon Durbin, 1908 (Teleostei: Characidae) from the Maracaçumé and middle Tocantins River basins, Eastern Amazon region
Fig. 5. Hyphessobrycon geryi Guimarães, Brito, Bragança, Katz & Ottoni sp. nov., paratype (CICCAA 02348), 22.7 mm SL; Brazil: Maranhão State: Lower Tocantins River basin; living specimen photographed immediately after collection.
FIGURE 6 in Moema apurinan sp. n. and Aphyolebias boticarioi sp. n. (Teleostei: Cyprinodontiformes: Rivulidae): two new annual killifishes from the Rio Purus basin, Brazilian Amazon
FIGURE 6. Geographic distribution of species of the genus Aphyolebias.
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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)
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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.