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656 results for “Darwin”
Illustrative Darwin core archive to input data on a citizen science platform from a collection management system
<p>Illustrative DwC archive to send data from a collection management system to a citizen sciences platform. This illustrative archive displays the specimens used for the trans-institutional and trans-platform pilot project held in the frame of ICEDIG.</p> <p>Further description of its content in the milestone28 document, worpackage 5.2 of the ICEDIG project.</p>
Fig. 4 in Utilising a novel surveillance system to investigate species of Forcipomyia (Lasiohelea) (Diptera: Ceratopogonidae) as the suspected vectors of Leishmania macropodum (Kinetoplastida: Trypanosomatidae) in the Darwin region of Australia
Fig. 4. Assessment of L. macropodum DNA using FTAṜ card technology. FTAṜ cards were exposed to field-collected F. (Lasiohelea). Cards with and without insects adhered were processed and parasite load was determined with qPCR. 4.83% (7/145) FTAṜ cards were positive for L. macropodum DNA. Black columns show parasite load detected on each positive FTAṜ card (numbered FTA.1 – FTA.7). Dashed columns show the number of insects adhered to each card. When dashed columns are absent, this signifies the absence of insects on the positive cards.
Fig. 1 in Utilising a novel surveillance system to investigate species of Forcipomyia (Lasiohelea) (Diptera: Ceratopogonidae) as the suspected vectors of Leishmania macropodum (Kinetoplastida: Trypanosomatidae) in the Darwin region of Australia
Fig. 1. Wax-paper cups were used to contain and maintain field-collected biting midges. (A) Honey-coated FTAṜ cards were left at room temperature for 48 h allowing even absorption of honey into the cards. (B) A 2.5 cm slit was carved into the bottom of disposable cup and sealed with adhesive tape. (C) Insects were aspirated directly into the bottom of the containers through a small perforation created before field collection. Once biting midges were collected from the macropods, the small perforation was sealed with a rubber plug. Gauze was used as a lid to seal the top of the containers and fastened securely with a rubber band. The honey-coated FTAṜ card was inserted through the bottom slit after insect collection and once again sealed with adhesive tape.
Fig. 2 in Utilising a novel surveillance system to investigate species of Forcipomyia (Lasiohelea) (Diptera: Ceratopogonidae) as the suspected vectors of Leishmania macropodum (Kinetoplastida: Trypanosomatidae) in the Darwin region of Australia
Fig. 2. Leishmania macropodum DNA detection by qPCR. Individual or pools of F. (Lasiohelea) species were assessed for the presence of L. macropodum DNA. Only positive samples are shown, with each pair of columns representing results from one sample. Black columns depict the parasitic load detected and the dashed columns show the number of insects processed in that sample. Asterisks represent groups that contained ≥ 5 × 106 F. (Lasiohelea) parasites.
Fig. 1 in The highly variable release call of the missing Northern Darwin's Frog, Rhinoderma rufum
Fig. 1. Spectrograms and oscillograms of multi-note release calls emitted by males of Rhinoderma rufum. Two representative calls are shown, one having mainly harmonic structure (A, individual 1 in Table 1) and another having mainly chaotic structure (B, individual 2 in Table 1). Sample rate: 44.1 kHz, frequency bandwidth: 20 Hz. The oscillograms and spectrograms were obtained using the package Seewave (Sueur et al. 2018).
Fig. 10 in Revisionary study of the armored catfish Corydoras paleatus (Jenyns, 1842) (Siluriformes: Callichthyidae) over 180 years after its discovery by Darwin, with description of a new species
Fig. 10. Uncatalogued live specimen of Corydoras paleatus, with approximately 46.0 mm SL, from the rio Dulce basin, Entre Rios, Argentina. Photo by Hans-Georg Evers.
Fig. 7 in Revisionary study of the armored catfish Corydoras paleatus (Jenyns, 1842) (Siluriformes: Callichthyidae) over 180 years after its discovery by Darwin, with description of a new species
Fig. 7. Type-specimens of Corydoras marmoratus, showing (a) the lectotype, NMW 5538, and the paralectotypes (b) NMW 46775-2, (c) NMW 46776, (d) NMW 46777-1, (e) NMW 46775-1, and (f) NMW 46777-2. Scale bar = 5.0 mm. Photos by Helmut Wellendorf.
Fig. 6 in Revisionary study of the armored catfish Corydoras paleatus (Jenyns, 1842) (Siluriformes: Callichthyidae) over 180 years after its discovery by Darwin, with description of a new species
Fig. 6. Map showing the geographical distribution of Corydoras paleatus (stars) and Corydoras froehlichi (squares). The red star represents the Laguna del Diario, Maldonado, Uruguay, one of the plausible places that may be the type-locality of C. paleatus. The red square represents the type-locality of C. froehlichi, rio Pelotas, Rio Grande do Sul, Brazil. Each symbol may represent more than one locality.
Fig. 8 in Revisionary study of the armored catfish Corydoras paleatus (Jenyns, 1842) (Siluriformes: Callichthyidae) over 180 years after its discovery by Darwin, with description of a new species
Fig. 8. Holotype of Corydoras froehlichi, MCP 48433, 51.5 mm SL, Brazil, Rio Grande do Sul State, Esmeralda, rio Pelotas, upper rio Uruguai basin. Dorsal, lateral and ventral views.
Fig. 9 in Revisionary study of the armored catfish Corydoras paleatus (Jenyns, 1842) (Siluriformes: Callichthyidae) over 180 years after its discovery by Darwin, with description of a new species
Fig. 9. Sexual dimorphism in Corydoras froehlichi, showing (a) the slender and more elongated pelvic fin on males, MCP 12945, 42.4 mm SL, paratype, and (b) the shorter and rounded pelvic fin on females, MCP 12945, 44.4 mm SL, paratype. Scale bar = 1.0 mm.
Fig. 4 in Revisionary study of the armored catfish Corydoras paleatus (Jenyns, 1842) (Siluriformes: Callichthyidae) over 180 years after its discovery by Darwin, with description of a new species
Fig. 4. Pectoral-fin spine of cleared-and-stained specimens of (a) Corydoras paleatus, UFRGS 1722, 37.6 mm SL, and (b) Corydoras froehlichi, MCP 13388, 40.2 mm SL, paratype. Scale bar = 1.0 mm.
Fig. 5 in Revisionary study of the armored catfish Corydoras paleatus (Jenyns, 1842) (Siluriformes: Callichthyidae) over 180 years after its discovery by Darwin, with description of a new species
Fig. 5. Uncatalogued live specimen of Corydoras paleatus with approximately 43.0 mm SL, from the Laguna del Diario, Maldonado, Uruguay. Photo by Hans-Georg Evers.
Fig. 3 in Revisionary study of the armored catfish Corydoras paleatus (Jenyns, 1842) (Siluriformes: Callichthyidae) over 180 years after its discovery by Darwin, with description of a new species
Fig. 3. Lateral view of the head of cleared-and-stained specimens of (a) Corydoras paleatus, UFRGS 1722, 37.6 mm SL, and (b) Corydoras froehlichi, MCP 13388, 40.2 mm SL, paratype. Abbreviations: io1: infraorbital 1, io2: infraorbital 2, sph: sphenotic, cpt: compound pterotic. Scale bar = 1.0 mm.
Fig. 1 in Revisionary study of the armored catfish Corydoras paleatus (Jenyns, 1842) (Siluriformes: Callichthyidae) over 180 years after its discovery by Darwin, with description of a new species
Fig. 1. Lectotype of Callichthys paleatus, BMNH 1917.7.14.18, 1, 31.0 mm SL, uncertain locality, collected by Charles Darwin between the years of 1832-1836. Lateral, dorsal and ventral views. Photo by Mark Allen, copyright Natural History Museum, London.
Fig. 2 in Revisionary study of the armored catfish Corydoras paleatus (Jenyns, 1842) (Siluriformes: Callichthyidae) over 180 years after its discovery by Darwin, with description of a new species
Fig. 2. Specimen of Corydoras paleatus, NRM 54230, 1, 53.5 mm SL, captured in córrego Sarandí, Canelones, Uruguay, near to the most plausible type-locality of C. paleatus, the Laguna del Diario, in Maldonado. Dorsal, lateral and ventral views. Photo by Celso Ikedo.
Figure 7 in The taxonomic history of Black-shouldered Peafowl; with Darwin's help downgraded from species to variation
Figure 7. Pl. 7 in Mutationsstudien XXIV (Stresemann 1926, in Journal für Ornithologie), showing differences in plumage colour between Black-shouldered Peafowl (mutation) and Indian Peafowl Pavo cristatus (Hein van Grouw)
Figure 3 in The taxonomic history of Black-shouldered Peafowl; with Darwin's help downgraded from species to variation
Figure 3. Black-shouldered Peafowl specimen from Temminck's collection, which was used as a model by Jean-Gabriel Prêtre (1768–1849) for his illustration (see Fig. 4), and is held at the Naturalis Biodiversity Center, RMNH.AVES.225015 (© Naturalis Biodiversity Center, Leiden)
Figure 1 in The taxonomic history of Black-shouldered Peafowl; with Darwin's help downgraded from species to variation
Figure 1. Normal-coloured Indian Peafowl Pavo cristatus, male (A) and female (B), Whipsnade Zoo, England, 18 June 2010 (Hein van Grouw)
Figure 6 in The taxonomic history of Black-shouldered Peafowl; with Darwin's help downgraded from species to variation
Figure 6. 'Black-winged Peafowl', pl. 89 in A monograph of the pheasants (Beebe 1922); the first depiction of the chicks of this mutation. Juvenile plumage in both sexes is like that of the adult female and therefore nearly white (Hein van Grouw, © Natural History Museum, London)
Figure 2 in The taxonomic history of Black-shouldered Peafowl; with Darwin's help downgraded from species to variation
Figure 2. Black-shouldered Indian Peafowl Pavo cristatus, male (A) and female (B), Whipsnade Zoo, England, 18 June 2010; other than parts of the wing and shoulders, the black-shouldered mutation does not change male appearance, but it has a major effect on female plumage (Hein van Grouw)
ScienceDex guides
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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.