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12,309 results for “America”
FIGURE 1 in A taxonomic review of the ant genus Megalomyrmex Forel (Hymenoptera: Formicidae) in Central America
FIGURE 1. Variation in mandibular dentition among (A) foreli, (B) symmetochus, (C) drifti, (D) incisus, (E) mondaboroides, and (F) silvestrii.
FIGURE 7 in Description of Chironomus quinnitukut, n. sp., closely related to the C. decorus group in North America, with characterization of an additional larval form from halobiontic habitats
FIGURE 7. Salivary gland chromosome complement of C. species Cape Cod. a. basal region of arm B showing similarity to, and b. region of arm F inverted compared to those of C. quinnitukqut. Symbols as in Fig. 4.
FIGURE 5 in Description of Chironomus quinnitukut, n. sp., closely related to the C. decorus group in North America, with characterization of an additional larval form from halobiontic habitats
FIGURE 5. Polymorphisms and relationships of arms A, B, and E of C. quinnitukqut: a. decA1.1 of C. decorus showing region of possible homology with b. qutA2.2; c. qutA1.1 and B with nucleolus developed; d. qutE1.1; e. qutE2.2. Symbols as in Fig. 4.
FIGURE 4 in Description of Chironomus quinnitukut, n. sp., closely related to the C. decorus group in North America, with characterization of an additional larval form from halobiontic habitats
FIGURE 4. Salivary gland chromosome complement of C. quinnitukqut: Centromeres marked by arrowheads. Limits of intraspecific inversions marked by brackets above the region involved, lines underneath indicate regions of homology to other species (see text for details). N—nucleolus, BR—Balbiani ring.
FIGURE 3 in Description of Chironomus quinnitukut, n. sp., closely related to the C. decorus group in North America, with characterization of an additional larval form from halobiontic habitats
FIGURE 3. Larval characters of C. quinnitukqut: a. pecten epipharyngis, b. premandible, c. antenna, d. mentum, e. ventromentum, f. mandible, g. developing pupal spur from a prepupal larva.
FIGURE 2 in Description of Chironomus quinnitukut, n. sp., closely related to the C. decorus group in North America, with characterization of an additional larval form from halobiontic habitats
FIGURE 2. Female genitalia of C. quinnitukqut: a. lateral view, b. ventral view, c. enlargement to show vagina and gonocoxite IX.
FIGURE 1 in Description of Chironomus quinnitukut, n. sp., closely related to the C. decorus group in North America, with characterization of an additional larval form from halobiontic habitats
FIGURE 1. Male genitalia of C. quinnitukqut: a. dorsal view, b. inferior volsellae, c. apodemes, d. phallapodeme and pars centralis - 1. Note the double "fulcrum" on the transverse sternapodeme, and 2. Ventral portal setae.
FIGURE 2 in New species of Colyphus Spinola (Coleoptera: Cleridae: Clerinae) from Central America, with taxonomic and distributional notes on some others
FIGURE 2. Habitus of Enoclerus subviolaceus (Gorham, 1882), from Monteverde, Puntarenas Province, Costa Rica.
FIGURES 1–4 in Review of Acanthocephala (Hemiptera: Heteroptera: Coreidae) of America north of Mexico with a key to species
FIGURES 1–4. Habitus photographs of male Acanthocephala spp. 1. A. declivus. 2. A. femorata. 3. A. terminalis. 4. A. thomasi.
FIGURES 5–12 in Review of Acanthocephala (Hemiptera: Heteroptera: Coreidae) of America north of Mexico with a key to species
FIGURES 5–12. Hind tibiae of Acanthocephala, male and female respectively. 5–6, A. declivis. 7–8, A. thomasi. 9–10, A. terminalis. 11–12, A. femorata.
FIGURE 1. Species collection locations. Ceratina floridana indicated with black triangles, C in Morphological and molecular delineation of a new species in the Ceratina dupla species-group (Hymenoptera: Apidae: Xylocopinae) of eastern North America
FIGURE 1. Species collection locations. Ceratina floridana indicated with black triangles, C. dupla in gray circles, and C. mikmaqi in black circles.
FIGURE 3 in Morphological and molecular delineation of a new species in the Ceratina dupla species-group (Hymenoptera: Apidae: Xylocopinae) of eastern North America
FIGURE 3. Maximum parsimony consensus phylogram of three clades within the Ceratina dupla species-group. Ingroup variants of the C. dupla species-group are indicated in gray and outgroup species in black. Bootstrap support is indicated for each node. Each of the 27 terminal ingroup taxa represents a unique haplotype of the 210 specimens sequenced and names are replaced with collection state/province (sample size) for each haplotype.
FIGURE 2 in Morphological and molecular delineation of a new species in the Ceratina dupla species-group (Hymenoptera: Apidae: Xylocopinae) of eastern North America
FIGURE 2. Neighbour-joining phylogram of three clades within the Ceratina dupla species-group. Ingroup variants of the C. dupla species-group are indicated in gray and outgroup species in black. Bootstrap support is indicated for each node. Each of the 27 terminal ingroup taxa represents a unique haplotype of the 210 specimens sequenced and names are replaced with collection state/province (sample size) for each haplotype.
FIGURES 1–5 in The spider genus Segestria Latreille, 1804 in South America (Araneae: Segestriidae)
FIGURES 1–5. Segestria florentina, male (Buenos Aires, Argentina, IBSP 72053). 1 Habitus, dorsal view; 2 Same, lateral view; 3 Chelicerae, ventral view; 4 Right leg I, prolateral view; 5 Same, retrolateral view. Abbreviations: CT = cheliceral teeth; TG = transversal grooves.
FIGURE 23 in The spider genus Segestria Latreille, 1804 in South America (Araneae: Segestriidae)
FIGURE 23. Segestria florentina (female, Canelones, Uruguay, IBSP 14435): Illustration of the genitalia in lateral view. Abbreviations: PR = posterior receptaculum; AR = anterior receptaculum; DL = dorsal lobe; GR = glandular region; MI = muscular insertions; IF= interpulmonary fold; UE = uterus externus; VL = ventral lobe.
FIGURES 6–10 in The spider genus Segestria Latreille, 1804 in South America (Araneae: Segestriidae)
FIGURES 6–10. Segestria florentina, female (Canelones, Uruguay, IBSP 14435): 6–7 Habitus (6 dorsal view, 7 lateral view); 8 Labium and endites; 9–10 Right leg I, (9 prolateral, 10 retrolateral view). Abbreviations: CP = conical projection; L = labium.
FIGURES 15–22 in The spider genus Segestria Latreille, 1804 in South America (Araneae: Segestriidae)
FIGURES 15–22. Segestria florentina (male, Buenos Aires, Argentina, IBSP 72053; female, Canelones, Uruguay, IBSP 14435): 15–18 Male left palp (15 prolateral view, 16 same, detail, 17 retrolateral view, 18 same, detail); 19–22 female genitalia (19 lateral view, 20 anterior receptaculum in detail, 21 ventral view, 22 frontal view). Abbreviations: PR = posterior receptaculum; AR = anterior receptaculum; DL = dorsal lobe; GR = glandular region; MI = muscular insertions; IF= interpulmonary fold; UE = uterus externus; VL = ventral lobe.
FIGURES 11–14 in The spider genus Segestria Latreille, 1804 in South America (Araneae: Segestriidae)
FIGURES 11–14. Segestria florentina, tarsal organs: 11–12 Male (11 leg III, 12 leg IV); 13–14 Female (13 leg III, 14 leg IV).
FIGURES 1–2 in Redescription of Pararhaphe and review of Arhaphe (Hemiptera: Heteroptera: Largidae) of America north of Mexico
FIGURES 1–2. Female abdomen in lateral view: 1—Arhaphe arguta (Bliven, 1956); 2—Pararhaphe sphaeroides (Distant, 1883).
FIGURES 9–14 in Redescription of Pararhaphe and review of Arhaphe (Hemiptera: Heteroptera: Largidae) of America north of Mexico
FIGURES 9–14. Habitus of body (9, 11, 13—dorsal view; 10, 12, 14—lateral view): 9–10—Arhaphe arguta (Bliven, 1956) (USA: Arizona: Madera Canyon; 9—3, 10—Ƥ); 11–12—A. breviata Barber, 1924 (USA: Kansas: Kiowa Co.; Ƥ paratype); 13–14—A. carolina Herrich-Schaeffer, 1850 (13—3, USA: Florida: Putnam Co.; 14—Ƥ, USA: Florida: Alachua Co.). (Photos: P. Kment).
ScienceDex guides
Understand access before you commit
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.