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12,309 results for “America”
FIGURE 5 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 5. Ceratohyal: first three specimens, rostral vertices angled: (a) foramen oval (Astyanax mexicanus, UMMZ 169835); (b) foramen drop-shaped (A. "Campeche", UMMZ 196571); (c) foramen comet-shaped (A. cf. fasciatus "Alto São Francisco", UMMZ 216281); (d) foramen oval, rostral vertices round (A. "Bacalar", UMMZ 196540). Bars are 0.5 mm long.
FIGURE 2 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 2. Lower pharyngeal tooth plates: (a) single (Astyanax aeneus, UMMZ 178568), illustrating also caudal side concave; (b) double (A. "Costa Rica", UMMZ 243884), illustrating also caudal side straight.
FIGURE 8 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 8. Supraoccipital, dorsal view: (a) longer, narrow-based (Astyanax aeneus, UMMZ 178568); (b) shorter, wide-based (A. "Quiché", UMMZ 173731). Bars are 0.5 mm long.
FIGURE 1 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 1. Upper pharyngeal tooth plates: (a) oval, fusiform (Astyanax aeneus, UMMZ 191719); (b) crescent-shaped (A. panamensis, GCRL 13409); (c) S-shaped (A. "Quiché", UMMZ 193886). Bars are 0.2 mm long.
FIGURE 7 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 7. Supraoccipital, caudal side: (a) undulate to straight (Brycon guatemalensis, UMMZ 190656); (b) slightly concave (Astyanax mexicanus, UMMZ 169835); (c) convex (A. orthodus, UMMZ 160225); (d) angled (A. "Veracruz", UMMZ 191727). Bars are 1 mm long.
FIGURE 11 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 11. Infraorbital III, infraposterior side: (a) angled, hyperbolic (Astyanax aeneus, UMMZ 144617); (b) semicircular (A. mexicanus, UMMZ 169835).
FIGURE 10. Infraorbital II in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 10. Infraorbital II: (a) triangular, base short, angled (Astyanax "Rioverde", UMMZ 192510); (b) triangular, base shorter, convex (A. aeneus, UMMZ 178568); (c) an elongated triangle, base angled (A. cf. fasciatus "das Velhas", UMMZ 216372); (d) triangular, base with two angles (B. bransfordii, FMNH 5919); (e) triangular, base longer, convex (A. mexicanus, UMMZ 169835). Bars are 0.5 mm long.
FIGURE 3 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 3. Epibranchial III, insertion of uncinate process: (a) widely open; distal segment straight (Astyanax "Texas", UMMZ 170107); (b) rather closed; distal segment curved (A. "Acatlán", UMMZ 191698). Bars are 0.5 mm long.
FIGURE 4 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 4. Urohyal: (a) ventrorostral edge convex, uniform; ventral apex about equidistant between rostral and caudal ends (Astyanax mexicanus, UMMZ 169835); (b) ventrorostral edge angled; ventral apex closer to caudal end (A. "Quiché", UMMZ 161769); (c) ventrorostral edge with a spine (arrow) (A. "Tehuacán", UMMZ 198853); (d) ventrorostral edge convex; ventral apex almost at caudal end (A. "Tamazulapan", UMMZ 234194). Bars are 1 mm long.
FIGURE 12. Infraorbital IV in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 12. Infraorbital IV: (a) square, no projections (Astyanax "Tamiahua", UMMZ 167489); (b) square, with a rostroventral projection (A. mexicanus, UMMZ 169835); (c) pentagonal (A. bimaculatus, UMMZ 206863); (d) rectangular, no projections (A. cf. fasciatus "das Velhas", UMMZ 216372); (e) rectangular, with a projection (A. "Texas", UMMZ 170107). Bars are 0.5 mm long, except in (a), which is 0.2 mm long.
FIGURE 1 in A new mealybug in the genus Pseudococcus Westwood (Hemiptera: Coccomorpha: Pseudococcidae) from North America, with a key to species of Pseudococcus from the New World
FIGURE 1. Pseudococcus variabilis sp. n. Macroscopic appearance. 1a. Adult female, ovisac wax, eggs and juveniles on Agave sp. leaf from Nursery in Irwindale, California, U.S.A. Photograph: Gevork Arakelian. 1b. Agave sp. plant at the San Diego Zoo in California, U.S.A., with infestation of Pseudococcus variabilis sp. n. near base and on underside of lower leaves. Photograph: Tracy Ellis.
FIGURE 2 in A new mealybug in the genus Pseudococcus Westwood (Hemiptera: Coccomorpha: Pseudococcidae) from North America, with a key to species of Pseudococcus from the New World
FIGURE 2. Pseudococcus variabilis sp. n. Holotype female, U.S.A., California, San Diego Co., on Agave sp., deposited at CSCA. Enlargements of structures are not drawn to scale. l: measurement of labium length; t: measurement of tentorium length.
FIGURE 3 in A new mealybug in the genus Pseudococcus Westwood (Hemiptera: Coccomorpha: Pseudococcidae) from North America, with a key to species of Pseudococcus from the New World
FIGURE 3. Pseudococcus variabilis sp. n. Male paratype, U.S.A., California, San Diego Co., on Agave sp., deposited at CSCA. Enlargements of structures are not drawn to scale.
FIGURES 19–25 in Two new species of Microlia Casey (Coleoptera: Staphylinidae) with comments on obligatory pollen-feeders and the first record from South America
FIGURES 19–25. Male, details of Microlia machadoi sp. nov. Paratype. 19. mandibles, dorsal view; 20. tergum III, dorsal view, detail of spine in lateral view, setae removed; 21. tergum VII, dorsal view, setae removed; 22. tergum VIII, dorsal view; 23. sternum VIII, ventral view; 24. median lobe, ventral view; 25. median lobe, lateral view. Scale bars = 0.125 mm
FIGURES 14–16 in Two new species of Microlia Casey (Coleoptera: Staphylinidae) with comments on obligatory pollen-feeders and the first record from South America
FIGURES 14–16. Female, Details of Microlia amici sp. nov. Paratype. 14. tergum VIII, dorsal view; 15. sternum VIII, ventral view; 16. spermatheca. Scale bars = 0.125 mm.
FIGURES 29–32. 29 in Two new species of Microlia Casey (Coleoptera: Staphylinidae) with comments on obligatory pollen-feeders and the first record from South America
FIGURES 29–32. 29. Habitat of Mollinedia schottiana (Monimiaceae) in Southern of Brazil, São Leopoldo, Rio Grande do Sul; 30. female flower of M. schottiana, note Microlia machadoi sp. nov. inside it; 31–32. male flower of M. schottiana after longitudinal half cut and with individuals of M. machadoi sp. nov. foraging.
FIGURES 3–7 in Two new species of Microlia Casey (Coleoptera: Staphylinidae) with comments on obligatory pollen-feeders and the first record from South America
FIGURES 3–7. Details of Microlia amici sp. nov. paratype. 3. labrum, dorsal view; 4. mandibles, dorsal view; 5. right maxilla, dorsal view; 6. labium (6a) and hypopharinx (6b), ventral view; 7. mesometathorax, ventral view. Scale bar = 0.125 mm.
FIGURES 26–28 in Two new species of Microlia Casey (Coleoptera: Staphylinidae) with comments on obligatory pollen-feeders and the first record from South America
FIGURES 26–28. Female, details of Microlia machadoi sp. nov. Paratype. 26. tergum VIII, dorsal view; 27. sternum VIII, ventral view; 28. spermatheca. Scale bars = 0.125 mm.
FIGURES 8–13 in Two new species of Microlia Casey (Coleoptera: Staphylinidae) with comments on obligatory pollen-feeders and the first record from South America
FIGURES 8–13. Male, details of Microlia amici sp. nov. Paratype. 8. tergum III, dorsal view, setae removed; 9. tergum VII, dorsal view, setae removed; 10. tergum VIII, dorsal view; 11. sternum VIII, ventral view; 12. median lobe, ventral view; 13. median lobe, lateral view. Scale bars = 0.125 mm.
FIGURES 5–13 in Description of a new species of Euptychiina (Lepidoptera: Nymphalidae: Satyrinae) from South America
FIGURES 5–13. Genitalia of Magneuptychia andrei 5–11. Male genitalia: 5. Lateral, 6. Inner view of the valva, 7. Dorsal, view of genital capsule, 8. Ventral view of genital capsule, 9. Aedeagus, lateral, 10. Aedeagus, dorsal, 11. Aedeagus, ventral. 12–13. Female genitalia: 12. Lateral, 13. Ventral. t: tegumen; u: uncus; g: gnathos; aa: appendix angularis; s: saccus; v: valva; c: costa; ar: anterior region of the aedeagus; pr: posterior region of the aedeagus; pa: papilla analis; tVIII: 8th tergite; sp: spiracle; la: lamella antevaginalis; db: ductus bursae; cb: corpus bursae; sg: signa. Scale bar: 1 mm.
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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.