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12,309 results for “America”
FIGURE 9 in Asian pheretimoid earthworms in North America north of Mexico: An illustrated key to the genera Amynthas, Metaphire, Pithemera, and Polypheretima (Clitellata: Megascolecidae)
FIGURE 9. Amynthas corticis. (A, B) Left male pores (USNM 124810 and 124880). (C) Four spermathecal pores in 5/6/7/8/9 (arrows) and genital markings in VII–IX; lateral view. (D) Paired genital markings on VII–IX; ventral view. (E) Right spermathecae in VI and VII. (F) Right prostate duct, showing absence of prostate glands. (G) Right intestinal caecum. C–G from USNM 124947.
FIGURES 9–12 in Two new species of Onciderini Thomson, 1860 (Coleoptera, Cerambycidae, Lamiinae) from South America
FIGURES 9–12. Clavidesmus egeri sp. nov., holotype female: 9, dorsal habitus; 10, lateral habitus; 11, head, frontal view; 12, head, close-up of head showing upper eye lobe.
FIGURES 1–8 in Two new species of Onciderini Thomson, 1860 (Coleoptera, Cerambycidae, Lamiinae) from South America
FIGURES 1–8. Oncideres tavakiliani sp. nov. 1–4, holotype male: 1, dorsal habitus; 2, ventral habitus; 3, lateral habitus; 4, head, frontal view. 5–8, paratype female: 5, dorsal habitus; 6, ventral habitus; 7, lateral habitus; 8, head, frontal view.
FIGURE 27 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 27. Strict-consensus species cladogram for Middle American Astyanax and comparative material (361 steps, CI 0.363, RI 0.431). Undescribed species of Astyanax are designated by their region or locality. Numbers above lines are apomorphies, with the superindex indicating the character state; for character numbering, see Character description and analysis.
FIGURE 26 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 26. Pelvic bone, proximal edge: (a) curved (Astyanax aeneus, UMMZ 178568); (b) straight (A. "Quiché", UMMZ 193886).
FIGURE 25 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 25. Postcleithrum, caudal process: (a) concave-sided (Brycon guatemalensis, UMMZ 190656); (b) concave-sided dorsally, almost straight ventrally (Astyanax "Veracruz", UMMZ 184761); (c) squarish (A. aeneus, UMMZ 178490); (d) concave-sided, with a dorsal angle (A. "Quiché", UMMZ 161739); (e) straight-sided, with a ventral proximal indentation (A. mexicanus, UMMZ 169835).
FIGURE 24 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 24. Suture cleithrum-coracoid: (a) single, deep, with two convexities or angles (Astyanax "Quiché", UMMZ 173731); (b) with 2–3 interdigitations (A. "Texas", UMMZ 186469); (c) with 4–5 interdigitations (Oaxacan A. aeneus, UMMZ 184801); (d) single, triangular, broal (Honduran A. aeneus, UMMZ 144617); (e) six interdigitations (A. "Rioverde", UMMZ 192510). Bars are 0.5 mm long, except in (c) and (e), 1 mm.
FIGURE 23 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 23. First dorsal pterygiophore, rostral edge: (a) curved (Astyanax "Costa Rica", UMMZ 159153); (b) angled (A. "Rioverde", UMMZ 192510).
FIGURE 22 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 22. Post-anal element (arrow): (a) shorter (Astyanax "Texas", UMMZ 170107); (b) longer (B. bransfordii, FMNH 5919).
FIGURE 20 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 20. Predorsal scale series: (a) incomplete at nape, arrow (Astyanax bimaculatus, UMMZ 206863); (b) complete to supraoccipital (A. aeneus, UMMZ 178568).
FIGURE 21 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 21. First unbranched anal-fin ray: (a) about same width as the rest, arrow (Astyanax "Texas", UMMZ 170107); (b) noticeably wider than the rest (B. dorioni, UMMZ 193918).
FIGURE 19 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 19. Edge of epuric plate on last neural spine (arrows): (a) straight, no indentation (Astyanax orthodus, UMMZ 160225); (b) convex, no indentation (A. "Texas", UMMZ 170107); (c) straight, indented (A. "Rioverde", UMMZ 192510); (d) roundish, indented (A. "Quiché", UMMZ 186378)
FIGURE 18 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 18. Preopercle: (a) ventral rim nearly straight, anterodorsal edge straight-concave (Astyanax cf. fasciatus "Alto São Francisco", UMMZ 216281); (b) ventral rim convex (A. "Rioverde", UMMZ 192510); (c) anterodorsal edge with a median convexity, arrow (A. "Campeche", UMMZ 143428). Bars are 1 mm long.
FIGURE 17 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 17. Interopercle, caudal edge: (a) with an angle (arrow) (Astyanax mexicanus, UMMZ 169835); (b) no such angle (A. "Texas", UMMZ 170107). Bars are 1 mm long.
FIGURE 16 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 16. Sides of upper half of opercle: (a) about parallel at mid-length (Astyanax "Macal", UMMZ 178599); (b) divergent at mid-length (A. "Tehuacán", UMMZ 198853). Bars are 1 mm long.
FIGURE 15 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 15. Premaxilla: (a) dentigerous arm longer (Astyanax "Tamazulapan", UMMZ 234194); (b) arms subequal (A. aeneus, UMMZ 178568). Bars are 1 mm long.
FIGURE 14 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 14. Dorsal process of quadrate: (a) distally expanded, process narrower (Astyanax mexicanus, UMMZ 169835); (b) not expanded, process wider (A. aeneus, UMMZ 178568). Bars are 0.5 mm long.
FIGURE 13 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 13. Metapterygoid: (a) no dorsorostral projections, rostral arm somewhat longer than ventral (Brycon guatemalensis, UMMZ 190656); (b) one dorsorostral projection, rostral arm much longer (Astyanax fasciatus, UMMZ 216281); (c) two such projections, arms subequal (B. dorioni, UMMZ 193918). Bars are 1 mm long.
FIGURE 9 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 9. Supracephalic profile: (a) convex (Astyanax mexicanus, UMMZ 169835); (b) concave (Astyanax aeneus, UMMZ 178568).
FIGURE 6 in A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America
FIGURE 6. Anterior fontanel: (a) longer, sides convex at mid-length (arrow), tip sharp (Astyanax "Texas", UMMZ 170107); (b) shorter, sides straight at mid-length (arrow), tip blunt (A. "Veracruz", UMMZ 97336).
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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.