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576 results for “Asteroideae”
Figure 3. Astrosarkus spp. from Australia. a in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 3. Astrosarkus spp. from Australia. a, Astrosarkus sp. Northern Depths, Great Barrier Reef; b, Astrosarkus idipi from Coral Sea Marine Park. Distance between lasers is 10.0 cm.
Figure 7. Halityle regularis USNM 1688944 in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 7. Halityle regularis USNM 1688944, Philippines, small individual. a, Abactinal view. Scale bar=0.5 cm; b, Close-up on armtips showing enlarged distal and superomarginal plates. Scale bar=0.2 cm; c, Close-up on abactinal-superomarginal contact showing spiny tubercles on superomarginals. Scale bar=0.2 cm; d, Lateral view showing spiny tubercles and large spines on superomarginal, inferomarginal plates. Scale bar=0.2 cm; e, Inferomarginal and superomarginal plates. Scale bar=0.2 cm; f, Actinal view. Scale bar=0.5 cm; g, Closeup oral region, adambulacral furrow. Scale bar=0.2 cm.
Figure 6. Culcita spp. a in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 6. Culcita spp. a, Culcita novaeguineae in situ from Bowl Slide, Australia, 99 m. Courtesy of R/V Falkor, Schmidt Ocean Institute; b, Culcita schmideliana, USNM E37276, Abactinal view. Scale bar=2.0 cm; c, Actinal view. Scale bar=2.0 cm.
Figure 10 in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 10. Poraster superbus variation. All scale bars=1.5 cm. a, USNM E45289 Abactinal; b, Actinal; c, USNM E 47401, Abactinal; d, Actinal.
Figure 2 in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 2. Astrosarkus idipi. Maldives/Mayotte. a, Astrosarkus idipi (white/red form) from Mayotte, 75 m. Photo courtesy Thierry Mayotte; b, Astrosarkus idipi (white/red form) from Maldives. Photo courtesy Paris Stefanopoulis; c, Astrosarkus idipi (orange form) from St. Leu, Reunion Island. Photo by Patrick Plantard; d, Orange form with white highlights from Lifou Island, New Caledonia. Photo courtesy Laurent Ballesta.
Figure 11 in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 11. Protoreaster lincki. MNHN IE-2007-3947. a, Abactinal view. Scale bar=1.5 cm; b, Abactinal-lateral view showing degree of spination and disk and arms. Scale bar=0.5 cm; c, Armtip showing carinal and superomarginal spines. Scale bar=1.0 cm; d, Actinal view. Scale bar=1.5 cm; e, Closeup of oral region and adambulacral spination. Scale bar=0.5 cm.
Figure 5. Choriaster granulatus a in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 5. Choriaster granulatus a, In situ image from Comoros, 80 m. Image courtesy Comoros Biodiversity Project; b, In situ image from Maldives, 60–70 m. Image courtesy Maldives Ocean Research Expedition.
Figure 4 in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 4. Astrosarkus lu n. sp. Scale unavailable. a, Abactinal view; b, Closeup showing spiny tubercles; c, Lateral view showing spiny tubercles on marginal plates; d, Lateral view; e, Actinal surface view; f, Closeup of oral region on actinal surface; g, Closeup of adambulacral armature, furrow spines, etc.
Figure 1 in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 1. Astrosarkus idipi Maldives, specimen ID MAL1_330. a, Abactinal surface, specimen showing living coloration. Scale bar=4.0 cm; b, Abactinal surface of arm region. Scale bar=2.0 cm; c, Actinal surface, preserved specimen. Scale bar=4.0 cm; d, Actinal surface, oral region, closeup. Scale bar=1.0 cm; e, Actinal surface, showing furrow, adambulacral plates. Scale bar=2.0 cm.
Figure 9. Pentaceraster alveolatus USNM E37286 a in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 9. Pentaceraster alveolatus USNM E37286 a, Abactinal view. Scale bar=2.0 cm; b, Abactinal-lateral view showing degree of spination along arm. Scale bar=0.5 cm; c, Abactinal-lateral view showing spination and superomarginal surface. Scale bar=0.5 cm; d, Actinal-lateral view showing marginal spination. Scale bar=0.5 cm; e, Actinal view. Scale bar=2.0 cm; f, Closeup of oral region and ambulacral spination. Scale bar=0.5 cm.
Figure 8. Halityle regularis USNM E45474 in A new species of Astrosarkus from Western Australia including new Mesophotic occurrences of Indian Ocean Oreasteridae (Valvatida, Asteroidea)
Figure 8. Halityle regularis USNM E45474, Somalia, larger individual. a, Abactinal view. Scale bar=1.5 cm. b, Closeup of armtip showing low tubercles on distal surface. Scale bar=0.8 cm; c, Lateral view showing superomarginal plates and low tubercles. Scale bar=0.5cm; d, Lateral view of armtip showing marginal plates, inferomarginal, superomarginal surface. Scale bar=0.5 cm; e, Actinal view. Scale bar=1.5 cm; f, Closeup of oral and adambulacral furrow. Scale bar=0.5 cm.
Fig. 1. Henricia sanguinolenta. A in A newly recorded sea star of genus Henricia (Asteroidea: Spinulosida: Echinasteridae) from the East Sea, Korea
Fig. 1. Henricia sanguinolenta. A. abactinal side; B. actinal side; C. abactinal paxillae; D. actinal spines: inferomarginal spines (Is), ventrolateral spines (Vs), adambulacral spines (As); E. oral part; F. madreporite with spines; G. madreporite without spines; H. abactinal skeleton; I. actinal skeleton: superomarginal plates (S), intermarginal plates (In), inferomarginal plates (I), ventrolateral plates (V), adambulacral plates (A); J. abactinal spines; K. adambulacral spines. Scale bars: A, B = 2 cm, C-I = 1 mm, J = 100 μm, K = 50 μm.
Fig. 1. Henricia elachys. A in A new record of sea star genus Henricia (Asteroidea: Spinulosida: Echinasteridae) from Jeju Island, Korea
Fig. 1. Henricia elachys. A. dorsal view; B. ventral view; C, J. dorsal spines; D, K. adambulacral spines; E. oral part; F. madreporite; G. dorsal skeleton; H. ventral skeleton: adambulacral plate (A), ventrolateral plate (V), inferomarginal plate (I), supermarginal plate (S); I. furrow spines. Scale bars: A, B = 2 cm; C, D, G, H = 2 mm; E, F = 1 mm; I, J = 100 μm, K = 200 μm.
Fig. 1. Pteraster militaris. A in A new record of sea star genus Pteraster (Asteroidea: Velatida: Pterasteridae) from the East Sea, Korea
Fig. 1. Pteraster militaris. A, dorsal view; B, ventral view; C, ventral side of arm; D, webbed adambulacral spines (AS) and tube feet (TF); E, oral part; F, oral spines (arrows) and oral part. Scale bars: A, B = 5 cm; C, E, F = 3 cm; D = 1 cm.
Fig. 1. Henricia aspera. A in A new record of a sea star, Henricia aspera Fisher, 1906 (Asteroidea: Spinulosida: Echinasteridae) from Jeju Island, Korea
Fig. 1. Henricia aspera. A. abactinal side; B. actinal side; C. abactinal paxillae; D, K. adambulacral spines; E. oral part; F. madreporite; G. abactinal skeleton; H. papulae (arrows); I. actinal skeleton: inferomarginal plates (i); intermarginal plates (in), ventrolateral plates (v), adambulacral plates (a); and J. abactinal spines. Scale bars: A, B = 2 cm, C-I = 1 mm, J = 100 μm, K = 500 μm (J, K, SEM images).
Fig. 2 in A New Sea-Star Species (Asteroidea: Luidiidae) From The South China Sea
Fig. 2. Luidia difficilis, new species: a, tricuspid pedicellaria of ventrolaterals; b, large triangular ventrolateral plate at proximal arm base and corresponding adambulacral plate and inferomarginal plate, plates surface cleared. Scale bar: a = 2.0 mm; b = 0.8 mm.
Fig. 10 in The fossil record of the family Benthopectinidae (Echinodermata, Asteroidea), a reappraisal
Fig. 10. Punkaster spinifera gen. et sp. nov. (holotype, NHMM JJ 11736). A–C, F–H. Adambulacral ossicles, in actinal (A, C, H) and abactinal (B, F–G) views. D–E. Abactinal or marginal spines. I. Abactinal ossicle. J–M. Ambulacral ossicles, in actinal (J–L) and abactinal (M) views. N–P. Oral ossicle, in radial (N), interradial (O) and actinal (P) views. Q–R. Large spines of uncertain position. Provenance: uppermost Maastrichtian, ca 12 m below K/Pg boundary, Kulsti Rende, Stevns Klint, eastern Denmark. Scale bars: A–C, F–R = 1 mm; D–E = 0.5 mm.
Fig. 11 in The fossil record of the family Benthopectinidae (Echinodermata, Asteroidea), a reappraisal
Fig. 11. Punkaster spinifera gen. et sp. nov., reconstructions and interpretation. A. Reconstruction of cross-section of arm. B. Reconstruction of ambulacral groove, with large podial basins and furrow spines. C. Ambulacral base, in actinal view. D. Abactinal face of adambulacral. Abbreviations: see Material and methods, and Fig. 3 for detailed morphological terminology.
Fig. 2. A–B. Pectinaster filholi Perrier, 1885 in The fossil record of the family Benthopectinidae (Echinodermata, Asteroidea), a reappraisal
Fig. 2. A–B. Pectinaster filholi Perrier, 1885, Recent, in abactinal (A) and actinal (B) views, Porcupine Trough, NE Atlantic (A.S. Gale collection, unregistered). C–D. Benthopecten simplex (Perrier, 1881), Recent, in abactinal (C) and actinal (D) views, Rockall Trough, NE Atlantic (NHMUK EE 13563). E–F. Nearchaster aciculosus (Fisher, 1910), Recent, in abactinal (E) and actinal (F) views, NE Pacific (USNM, unregistered). Scale bars: A–B = 7 mm; C–D = 6 mm; E–F = 20 mm.
Fig. 16. A–C in The fossil record of the family Benthopectinidae (Echinodermata, Asteroidea), a reappraisal
Fig. 16. A–C. Alkaidia sumralli Blake & Reid, 1998 (NHMUK EE15225). A–B. Abactinal (A) and actinal (B) views of well-preserved individual, retaining spines and pedicellariae. C. Enlargement of ambulacral groove, showing spines and duck-bill pedicellariae. — D. Zoroaster fulgens Thomson, 1873, duck-billed pedicellaria of a zoroasterid (A.S. Gale collection, unregistered). Provenance: A–C. Grayson Formation, Graysonites wacoense ammonite Zone, Dottie Lynn Lane, Fort Worth, Texas, USA (for details of locality, reference is made to Hess 2015 and Gale et al. 2021). D. Recent, Rockall Trough, northeast Atlantic. Scale bars: A–B = 50 mm; C = 5 mm; D = 0.5 mm.
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.