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2,356 results for “Echinodermata”
Fig. 40 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 40. Ophiactis cf. brachygenys H.L. Clark, 1911 (IDSSE EEB-SW0015 = heptamerous specimen). A. Dorsal disc. B. Ventral disc (first and second ventral arm plates highlighted). C. Lateral disc. D. Radial shields. E–F. Oral frame (operculiform lateral oral papillae highlighted). G. Dorsal arm. H. Ventral arm. Abbreviations: as = adoral shield; dap = dorsal arm plate; gs = genital slit; os = oral shield; rs = radial shield; tp = tentacle pore; ts = tentacle scale; vap = ventral arm plate. Scale bars: A–B = 1 mm; C–E, G–H = 500 µm; F = 200 µm.
Fig. 43. Family Asteronychidae Ljungman, 1867 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 43. Family Asteronychidae Ljungman, 1867, Maximum likelihood (ML) trees based on partial 16S and COI sequences (bootstrap support values were generated with rapid bootstrapping algorithm for 1000 replicates). A. 16S ML. B. COI ML. Abbreviations: ECS = East China Sea; JP = Japan; SC = Sub-Clade; SCS = South China Sea.
Fig. 25 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 25. Ophioplinthaca plicata (Lyman, 1878) (IDSSE EEB-SW0019). A. Dorsal disc. B. Ventral disc. C. Oral frame. D. Dorsal arm. E. Ventral arm. F. Lateral arm. G–H. Disc spine on the dorsal disc and distal end of the radial shields. Abbreviations: as = adoral shield; asa = arm spine articulation; dap = dorsal arm plate; das = dorsal arm spine; os = oral shield; tp = tentacle pore; ts = tentacle scale; vap = ventral arm plate. Scale bars: A–C = 2 mm; D–E = 1 mm; F = 500 µm; G–H = 200 µm.
Fig. 28. Ophiacantha bathybia H.L. Clark, 1911 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 28. Ophiacantha bathybia H.L. Clark, 1911, SEM (IDSSE EEB-SW0025). A–B. Lateral arm plate. C. Ventral arm spine. D–H. Vertebrae. D. Proximal view. E. Distal view. F. Dorsal view. G. Ventral view. H. Lateral view. Abbreviations: D = dorsal; Dist = distal; dl = dorsal lobe; mo = muscle opening; no = nerve opening; Prox = proximal; V = ventral; vl = ventral lobe; vs = volute-shaped. Scale bars: A–D, F–H = 500 µm; E = 300 µm.
Fig. 16 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 16. Ophiotreta eximia (Koehler, 1904), SEM (IDSSE EEB-SW0030). A–B. Lateral arm plate. C–G. Vertebrae. C. Proximal view. D. Distal view. E. Ventral view. F. Dorsal view. G. Lateral view. Abbreviations: D = dorsal; Dist = distal; dl = dorsal lobe; mo = muscle opening; no = nerve opening; Prox = proximal; V = ventral; vl = ventral lobe; vs = volute-shaped. Scale bars: A–D = 300 µm; E–G = 500 µm.
Fig. 18 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 18. Ophiopristis shenhaiyongshii sp. nov., holotype (IDSSE EEB-SW0022). A. Oral frame. B. Lateral disc. C–D. Dorsal arm (distal margin with minute spines highlighted on D). E–F. Ventral arm. G. Dorsal arm spines. H. Ventral arm spines. Abbreviations: as = adoral shield; dap = dorsal arm plate; das = dorsal arm spine; gs = genital slit; os = oral shield; oss = oral shield spine; ots = oral tentacle scale; tp = tentacle pore; ts = tentacle scale; vap = ventral arm plate; vas = ventral arm spine. Scale bars: A–C = 1 mm; D, G–H = 200 µm; E–F = 500 µm.
Fig. 15 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 15. Ophiotreta eximia (Koehler, 1904) (IDSSE EEB-SW0030). A. Dorsal disc. B. Ventral disc. C–D. Disc spines. E. Dorsal view of arm base. F. Oral frame (yellow circle = tentacle scales on first tentacle pore; red circle = oral shield spine). G. Lateral view of arm base. H. Ventralmost arm spine. I. Ventral arm. J. Dorsal arm. K. Ventral arm spines. Abbreviations: as = adoral shield; dap = dorsal arm plate; ds = disc spine; os = oral shield; ts = tentacle scale; vap = ventral arm plate; vas = ventral arm spine. Scale bars: A–B = 2 mm; C–D, F, H = 200 µm; E, G, I–K = 1 mm.
Fig. 14 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 14. Ophiomusa lymani (Wyville Thomson, 1873), SEM (IDSSE EEB-SW0008). A–B. Internal view of lateral arm plate. C–D. External view of lateral arm plate. E–H. Vertebrae. E. Distal view. F. Proximal view. G. Ventral view. H. Dorsal view. Abbreviations: D = dorsal; Dist = distal; Prox = proximal; V = ventral. Scale bars: A, C, E–G = 500 µm; B, D = 300 µm; H = 800 µm.
Fig. 12 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 12. Gorgonocephalus cf. dolichodactylus Döderlein, 1911, SEM (IDSSE EEB-SW0006). A. Plan view of base plate. B. Distal view of base plate. C. Internal view of base plate. D. Pedicellaria in the pedicellarial band. E–I. Vertebrae. E. Proximal view. F. Distal view. G. Lateral view. H. Dorsal view. I. Ventral view. Abbreviations: ap = articular pad of the base; au = auricle; D = dorsal; Dist = distal; fo = foramen of the base; fs = fossa between adjacent tubercles; hd = head of the apophysis; lp = lateral pores of the blade; mo = muscle opening; pd = pedicel of the apophysis; Prox = proximal; pt = primary tooth of the blade; sh = sheath of the base plate; st = secondary tooth; su = sulcus of tubercle head; V = ventral. Scale bars: A–C, E–F = 300 µm; D = 100 µm; G–I = 500 µm.
Fig. 9. Gorgonocephalus chilensis novaezelandiae Mortensen, 1924 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 9. Gorgonocephalus chilensis novaezelandiae Mortensen, 1924 (IDSSE EEB-SW0005). A. Live specimen. B. Dorsal disc. C. Ventral disc. D. Lateral disc. E. Oral frame. F. Dorsal view of disc periphery. G. Ventral view of first branch of an arm. H. Dorsal view of first branch of an arm. I. Ventral view of arm base. J–L. Variations of arm spines and pedicellariae along the arm. Abbreviations: ars = arm spine; drs = distal end of radial shield; gs = genital slit; t = teeth. Scale bars: A = 5 cm; B–C, G = 2 mm; D–F, H = 1 mm; I = 500 µm; J–L = 200 µm.
Fig. 6 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 6. Asteronyx luzonicus Döderlein, 1927, SEM (IDSSE EEB-SW0003). A–C. Lateral arm plates (internal, external). D–H. Vertebrae. D. Proximal view. E. Distal view. F. Ventral view. G. Dorsal view. H. Lateral view. Abbreviations: asa = arm spine articulation; D = dorsal; d = depression; Dist = distal; mo = muscle opening; Prox = proximal; V = ventral. Scale bars: A–B = 300 µm; C = 200 µm; D, G–H = 500 µm; E–F = 800 µm.
Fig. 2 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 2. Asteronyx loveni Müller & Troschel, 1842 (IDSSE EEB-SW0002). A. Dorsal disc. B. Ventral disc. C. Oral frame. D. Genital slit. E. Dorsal arm. F. Arm spines. Abbreviations: ars = arm spines; gs = genital slit; rs = radial shield; tp = tentacle pore. Scale bars: A–B = 2 mm; C–E = 1 mm; F = 200 µm.
Fig. 1 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 1. Map of collecting stations in the South China Sea (Hainan, Xisha and Zhongsha Islands) in this study. Note: Gulf of Thailand included as part of the South China Sea. (Source: IHO & Sieger 2012)
Fig. 8. Asteroschema horridum Lyman, 1879 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 8. Asteroschema horridum Lyman, 1879, SEM (IDSSE EEB-SW0005). A–B. Lateral arm plate (external, internal). C. Arm spine. D–H. Vertebrae. D. Proximal view. E. Distal view. F. Ventral view. G. Dorsal view. H. Lateral view. Abbreviations: D = dorsal; Dist = distal; Prox = proximal; mo = muscle opening; no = nerve opening; V = ventral. Scale bars: A–C, F = 300 µm; D–E, G–H = 500 µm.
Fig. 4 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 4. Asteronyx luzonicus Döderlein, 1927 (IDSSE EEB-SW0003). A. Dorsal disc. B. Ventral disc. C. Ventral arm base (start of first arm spine highlighted). D. Oral frame. E. Dorsal arm. F–G. Ventral arm (proximal and distal region). Abbreviations: ars = arm spine; as = adoral shield; cs = calcified scales; gs = genital slit; tp = tentacle pore. Scale bars: A–B = 2 mm; C–E, G = 1 mm; F = 500 µm.
Fig. 5 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 5. Asteronyx luzonicus Döderlein, 1927 (IDSSE EEB-SW0003). A–F. Various shapes of arm spines along the arm. Abbreviations: ars = arm spine; las = lowermost arm spine; st = secondary tooth; tf = tube foot. Scale bars: A = 500 µm; B–F = 200 µm.
Fig. 11 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 11. Gorgonocephalus cf. dolichodactylus Döderlein, 1911 (IDSSE EEB-SW0006). A. Dorsal aspect. B. Ventral aspect. C. Oral frame. D. Genital slit. E. Ventral disc. F. Radial shield with peripheral plate. G. Dorsal arm. H. Ventral arm. I. Lateral arm. J. Ventral view of arm base. K. Ventral view of first arm branch. L. Ventral view of second arm branch. M. Dorsal view of second arm branch. N. Coiled distal arm branches. O. Pedicellarial band. P. Pedicellariae on pedicellarial band. Abbreviations: ars = arm spine; gs = genital slit; pb = pedicellarial band; rs = radial shield; t = teeth; tp = tentacle pore. Scale bars: A = 22 mm; B = 14 mm; C = 5 mm; D, F–H, J–N = 2 mm; E, I = 1 mm; O = 500 µm; P = 200 µm.
Fig. 7. Asteroschema horridum Lyman, 1879 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 7. Asteroschema horridum Lyman, 1879 (IDSSE EEB-SW0005). A. Dorsal disc. B. Ventral disc. C. Oral frame. D. Lateral disc. E–F. Dorsal arm (proximal and distal regions). G. Ventral arm. H. Lateral arm. I. Ventral arm. J. Ventral arm spine. Abbreviations: ars = arm spine; das = dorsal arm spine; gs = genital slit. Scale bars: A–B, D–I = 2 mm; C = 1 mm; J = 500 µm.
Fig. 13. A–G in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 13. A–G. Ophiomusa lymani (Wyville Thomson, 1873) (IDSSE EEB-SW0008). A. Dorsal disc. B. Ventral disc. C. Oral frame. D. Ventral arm base. E. Dorsal arm base. F. Ventral arm. G. Lateral arm plate with arm spines. H–L. Ophiomusa sp. (IDSSE EEB-SW0010). H. Dorsal disc. I–J. Ventral disc. K. Dorsal arm. L. Ventral arm. Abbreviations: as = adoral shield; ars = arm spine; dap = dorsal arm plate; gs = genital slit; lap =lateral arm plate; os = oral shield; rs = radial shield; tp = tentacle pore; vap = ventral arm plate. Scale bars: A = 10 mm; B = 15 mm; C–E = 2 mm; F, H–L = 1 mm; G = 500 µm.
Fig. 3 in New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Fig. 3. Asteronyx loveni Müller & Troschel, 1842, SEM (IDSSE EEB-SW0002). A–B. Lateral arm plates (external, internal). C–G. Vertebrae. C. Proximal view. D. Distal view. E. Ventral view. F. Dorsal view. G. Lateral view. Abbreviations: asa = arm spine articulation; D = dorsal; Dist = distal; mo = muscle opening; p = perforation of inner side; Prox = proximal; V = ventral. Scale bars: A–B = 300 µm; C–D, F–G = 500 µm; E = 800 µm.
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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
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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.