Find research datasets worth reusing
Search datasets from major research repositories and use ShareScore to quickly assess how well each record supports discovery, access, and reuse.
16,646
datasets available to search
ShareScore release 0.9.0
Dataset results
16,646 results for “four”
FIG. 2. — A-C in A phylogeny of Iconaster and Glyphodiscus (Echinodermata, Asteroidea, Valvatida, Goniasteridae) with descriptions of four new species
FIG. 2. — A-C, Glyphodiscus perierctus (Fisher, 1917), New Caledonia, SMIB 4, stn DW 61, dry (MNHN EcAs 11686); A, abactinal surface, larger specimen with roughened marginal plates; B, roughened superomarginal plate; C, ambulacral furrow, furrow spines, and adambulacral plates; D, E, Glyphodiscus mcknighti Rowe, 1989 (= G. perierctus), New Caledonia, SMIB 5, stn DW 104, dry (MNHN EcAs 11697); D, abactinal surface, smaller specimen with smooth marginal plates; E, actinal surface. Scale bars: A, B, D, E,
FIG. 5. — A-C, Iconaster vanuatuensis n in A phylogeny of Iconaster and Glyphodiscus (Echinodermata, Asteroidea, Valvatida, Goniasteridae) with descriptions of four new species
FIG. 5. — A-C, Iconaster vanuatuensis n. sp., Vanuatu, holotype, dry (MNHN EcAS 11680); A, abactinal view; B, abactinal plates with glassy granules; C, oral region showing enlarged spines and adambulacral-subambulacral region; D-G, Iconaster uchelbeluuensis n. sp., Philippines, paratype, dry (MNHN EcAs 11681); D, abactinal view; E, glassy granules on superomarginal plate; F, enlarged accessories on corners of abactinal plates; G, adambulacral plates displaying crowded furrow spines and subambulacral spines.
FIG. 6 in A phylogeny of Iconaster and Glyphodiscus (Echinodermata, Asteroidea, Valvatida, Goniasteridae) with descriptions of four new species
FIG. 6. — Phylogram of Iconaster + Glyphodiscus, plus outgroup taxa. Numbers with % above branches are bootstrap values (300 replicates). Single numbers below branches are Bremer support values. Lines shown in bold are ingroup taxa. Geographic and bathymetric range data shown to right of tree. Dotted line around Vanuatu indicates possible photic transmission to deeper depths (see Discussion). Abbreviation: OG, outgroup taxon. Scale bar: 5 changes.
Figs. 23–27. Anatomical organs. 23–26 in Classification, Natural History, and Evolution of Epiphloeinae (Coleoptera: Cleridae). Part V. Decorosa Opitz, a New Genus of Checkered Beetles from Hispaniola with Description of Its Four New Species
Figs. 23–27. Anatomical organs. 23–26. Decorosa iviei Opitz (23, metathoracic wing; 24, elytra, ventral view; 25, cluster of elytral punctations; 26, elytra, lateral view). 27. Madoniella dislocata (Say) elytra, lateral view.
Figs. 39–43. Anatomical organs and habitus. 39. Decorosa aladecoris Opitz elytra, ventral view. 40–41. D in Classification, Natural History, and Evolution of Epiphloeinae (Coleoptera: Cleridae). Part V. Decorosa Opitz, a New Genus of Checkered Beetles from Hispaniola with Description of Its Four New Species
Figs. 39–43. Anatomical organs and habitus. 39. Decorosa aladecoris Opitz elytra, ventral view. 40–41. D. neiba Opitz (40, aedeagus; 41, habitus). 42. D. aladecoris, pronotum. 43. D. neiba, pronotum.
Figs. 33–38. Anatomical structures. 33 in Classification, Natural History, and Evolution of Epiphloeinae (Coleoptera: Cleridae). Part V. Decorosa Opitz, a New Genus of Checkered Beetles from Hispaniola with Description of Its Four New Species
Figs. 33–38. Anatomical structures. 33. forebody of Madoniella dislocata (Say). 34. Aedeagus of Decorosa aladecoris Opitz. 35–36. Madoniella dislocata (35, terminal labial palpomere; 36, terminal maxillary palpomere). 37–38. D. iviei Opitz (37, terminal maxillary palpomere; 38, terminal labial palpomere.
Figs. 28–32. Anatomical structures and body outlines. 28 in Classification, Natural History, and Evolution of Epiphloeinae (Coleoptera: Cleridae). Part V. Decorosa Opitz, a New Genus of Checkered Beetles from Hispaniola with Description of Its Four New Species
Figs. 28–32. Anatomical structures and body outlines. 28. Amboakis nova (Opitz) antenna. 29. Madoniella dislocata (Say) antenna. 30. A. nova body outline. 31. Decorosa iviei Opitz spicular fork. 32. M. dislocata body outline.
Figs. 12–22. Habiti and aedeagi. 12. Habitus, Decorosa limatula Opitz. 13–14. Habiti, D. iviei Opitz. 15– 18. Aedeagus, D in Classification, Natural History, and Evolution of Epiphloeinae (Coleoptera: Cleridae). Part V. Decorosa Opitz, a New Genus of Checkered Beetles from Hispaniola with Description of Its Four New Species
Figs. 12–22. Habiti and aedeagi. 12. Habitus, Decorosa limatula Opitz. 13–14. Habiti, D. iviei Opitz. 15– 18. Aedeagus, D. limatula (15, tegmen, ventral view; 16, tegmen, lateral view; 17, phallus, dorsal view; 18, phallus, lateral view). 19–22. Aedeagus, D. iviei (19, tegmen, ventral view; 20, tegmen, lateral view; 21, phallus, dorsal view; 22, phallus, lateral view).
Figs. 2–11 in Classification, Natural History, and Evolution of Epiphloeinae (Coleoptera: Cleridae). Part V. Decorosa Opitz, a New Genus of Checkered Beetles from Hispaniola with Description of Its Four New Species
Figs. 2–11. Anatomical organs of Decorosa iviei Opitz. 2. Head (anterior view). 3. Head (posterior view). 4. Antenna. 5. Labrum. 6. Pronotum (ventral view). 7. Pronotum (dorsal view). 8. Labium. 9. Maxilla. 10. Mandible. 11. Metendosternite. Scale bars in all figures represent 1 millimeter.
Text-fig. 3. Tumidopteris astra sp. nov., holotype GIN 4851/343h, morphology of sori. a: part of fertile pinnule; b: one practically complete sorus located on the terminal part of a lateral vein; c: sorus with four visible sporangia; d: partly damaged sorus with three visible sporangia; e: two neighbouring sori. Locality: the borehole IK-675, depth 961.7 m. Scale 1 mm (a, b, e), 500 Μm (c), 100 Μm (d). in A New Species Of The Genus Tumidopteris Naugolnykh From The Permian Of The Pechora Cis-Urals, Russia
Text-fig. 3. Tumidopteris astra sp. nov., holotype GIN 4851/343h, morphology of sori. a: part of fertile pinnule; b: one practically complete sorus located on the terminal part of a lateral vein; c: sorus with four visible sporangia; d: partly damaged sorus with three visible sporangia; e: two neighbouring sori. Locality: the borehole IK-675, depth 961.7 m. Scale 1 mm (a, b, e), 500 Μm (c), 100 Μm (d).
Text-fig. 56. Number of specimens and number of species for the four major plant groups recovered in the Torres Vedras mesofossil flora. Unidentified specimens such as seed fragments, stamen fragments without pollen grains, coprolites without recognizable plant fragments and strongly distorted specimens are not included in this overview. in The Early Cretaceous Mesofossil Flora Of Torres Vedras (Ne Of Forte Da Forca), Portugal: A Palaeofloristic Analysis Of An Early Angiosperm Community
Text-fig. 56. Number of specimens and number of species for the four major plant groups recovered in the Torres Vedras mesofossil flora. Unidentified specimens such as seed fragments, stamen fragments without pollen grains, coprolites without recognizable plant fragments and strongly distorted specimens are not included in this overview.
Text-fig. 17. Scanning electron microscope (SEM) and synchrotron radiation X-ray tomographic microscopy (SRXTM) images of a fruit of Canrightia elongata sp. nov. (a–g) and isolated Canrightia-like seeds (h–j); Torres Vedras locality, Portugal. a–c) Holotype; fruit in lateral view showing four fused tepals at the base (c, upper arrowheads) and prominent cavities in the fruit wall formed by scattered oil bodies and possible subtending bract (c, lower arrowhead); d) Transverse section (SRXTM orthoslice xy1510) through the fruit showing three locules, one with the remains of the endothelium (top left, 1), the other two (2, 3) with remains of presumed endosperm tissue; note that the locule to the right (3) is crushed; e, f) Radial longitudinal (e; SRXTM orthoslice xz1212) in The Early Cretaceous Mesofossil Flora Of Torres Vedras (Ne Of Forte Da Forca), Portugal: A Palaeofloristic Analysis Of An Early Angiosperm Community
Text-fig. 17. Scanning electron microscope (SEM) and synchrotron radiation X-ray tomographic microscopy (SRXTM) images of a fruit of Canrightia elongata sp. nov. (a–g) and isolated Canrightia-like seeds (h–j); Torres Vedras locality, Portugal. a–c) Holotype; fruit in lateral view showing four fused tepals at the base (c, upper arrowheads) and prominent cavities in the fruit wall formed by scattered oil bodies and possible subtending bract (c, lower arrowhead); d) Transverse section (SRXTM orthoslice xy1510) through the fruit showing three locules, one with the remains of the endothelium (top left, 1), the other two (2, 3) with remains of presumed endosperm tissue; note that the locule to the right (3) is crushed; e, f) Radial longitudinal (e; SRXTM orthoslice xz1212)
Text-fig. 11. Scanning electron microscope (SEM) images of seeds assigned to the BEG group (a–d) and associated pollen grains (e–i); Torres Vedras locality, Portugal. a) Seed of Tomcatia taylorii showing the four horns formed by extensions of the envelope and the central projection of the envelope that surrounds to the micropylar tube; b, c) Seeds of Quadrispermum parvum in lateral (b) and apical (c) views showing the transverse ribs and the central projection of the envelope that surrounds the micropylar tube; d–f) Seeds of Ephedrispermum lusitanicum showing the four-angled seed envelope (d), the micropylar tube surrounded by the tissues of the integument (e), and ephedroid pollen grains on the seed surface (f); g) Apex of seed of Quadrispermum parvum showing simple in The Early Cretaceous Mesofossil Flora Of Torres Vedras (Ne Of Forte Da Forca), Portugal: A Palaeofloristic Analysis Of An Early Angiosperm Community
Text-fig. 11. Scanning electron microscope (SEM) images of seeds assigned to the BEG group (a–d) and associated pollen grains (e–i); Torres Vedras locality, Portugal. a) Seed of Tomcatia taylorii showing the four horns formed by extensions of the envelope and the central projection of the envelope that surrounds to the micropylar tube; b, c) Seeds of Quadrispermum parvum in lateral (b) and apical (c) views showing the transverse ribs and the central projection of the envelope that surrounds the micropylar tube; d–f) Seeds of Ephedrispermum lusitanicum showing the four-angled seed envelope (d), the micropylar tube surrounded by the tissues of the integument (e), and ephedroid pollen grains on the seed surface (f); g) Apex of seed of Quadrispermum parvum showing simple
Text-fig. 13. Scanning electron microscope (SEM) images of pollen or spore clump with pollen grains or spores of unknown affinity that occur separately or adhering together in dyads, triads and tetrads; Torres Vedras locality, Portugal. a) Clump of pollen or spores that yielded the pollen or spores in this Text-figure; b–f) Grains adhering together in twos, threes or fours (b–e) or occurring singly and apparently with a proximal trilete mark (f); note that the adhering grains are connected by a smooth bandlike covering, perhaps remains of the microspore mother cell; note also abundant orbicules of various sizes among and over the grains. Specimen, TV44-S148149. Scale bars 300 Μm (a), 30 Μm (b–f). in The Early Cretaceous Mesofossil Flora Of Torres Vedras (Ne Of Forte Da Forca), Portugal: A Palaeofloristic Analysis Of An Early Angiosperm Community
Text-fig. 13. Scanning electron microscope (SEM) images of pollen or spore clump with pollen grains or spores of unknown affinity that occur separately or adhering together in dyads, triads and tetrads; Torres Vedras locality, Portugal. a) Clump of pollen or spores that yielded the pollen or spores in this Text-figure; b–f) Grains adhering together in twos, threes or fours (b–e) or occurring singly and apparently with a proximal trilete mark (f); note that the adhering grains are connected by a smooth bandlike covering, perhaps remains of the microspore mother cell; note also abundant orbicules of various sizes among and over the grains. Specimen, TV44-S148149. Scale bars 300 Μm (a), 30 Μm (b–f).
FIG. 5. — Telema oculata n in Four new cave-dwelling species of Telema (Arachnida, Araneae, Telemidae) from Guizhou Province, China
FIG. 5. — Telema oculata n. sp.: A, female endites,labium and sternum in ventral view; B, female genitalia in dorsal view; C, spermatheca in lateral view; D, colulus; E, female genitalia in ventral view; F, chelicerae in ventral view. Scale bars: A-C, F 0.1 mm; D, E, 0.05 mm.
FIG. 4. — Telema grandidens n in Four new cave-dwelling species of Telema (Arachnida, Araneae, Telemidae) from Guizhou Province, China
FIG. 4. — Telema grandidens n. sp. A, female endites, labium and sternum in ventral view; B, male left palp in retrolateral view; C, male left palp in prolateral view; D, female genitalia in dorsal view; E, spermatheca in lateral view; F, colulus; G, female genitalia in ventral view; H, chelicerae in ventral view. Scale bars: A-E, H 0.2 mm; F, G, 0.1 mm.
FIG. 3. — Telema claviformis n in Four new cave-dwelling species of Telema (Arachnida, Araneae, Telemidae) from Guizhou Province, China
FIG. 3. — Telema claviformis n. sp.: A, female endites, labium and sternum in ventral view; B, male left palp in retrolateral view; C, male left palp in prolateral view; D, spermatheca in lateral view; E, female genitalia in dorsal view; F, colulus; G, female genitalia in ventral view; H, chelicerae in ventral view. Scale bars: A-E, H, 0.2 mm; F, G, 0.1 mm.
FIG. 2. — Telema circularis n in Four new cave-dwelling species of Telema (Arachnida, Araneae, Telemidae) from Guizhou Province, China
FIG. 2. — Telema circularis n. sp.: A, female endites, labium and sternum in ventral view; B, male left palp in retrolateral view; C, male left palp in prolateral view; D, spermatheca in lateral view; E, female genitalia in dorsal view; F, colulus; G, female genitalia in ventral view; H, chelicerae in ventral view. Scale bars: A-C, F, G, 0.1 mm; D, E, H, 0.2 mm.
Fig. 76. Megachactops kuemoi, n in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species
Fig. 76. Megachactops kuemoi, n. sp., holotype ³ (MHNLS), sinistral hemispermatophore. A. Ental aspect. B. Dorsal aspect. C. Ectal aspect. Scale bar 5 1 mm.
Fig. 73. Megachactops kuemoi, n in Systematic Revision Of The Neotropical Scorpion Genus Chactopsis Kraepelin, 1912 (Chactoidea: Chactidae), With Descriptions Of Two New Genera And Four New Species
Fig. 73. Megachactops kuemoi, n. sp., habitus. A, B. Holotype ³ (MHNLS). C, D. Paratype ♀ (AMNH) A, C. Dorsal aspect. B, D. Ventral aspect. Scale bar 5 10 mm.
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.