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2,356 results for “Echinodermata”
FIGURE 3 in Brittle stars (Echinodermata: Ophiuroidea) from the southern coast of Turkey (eastern Mediterranean): new records and revision of Amphiodia obtecta Mortensen, 1940
FIGURE 3. Seasonal variation of density and biomass of Amphiodia obtecta in Mersin Bay, southern Turkey, eastern Mediterranean Sea.
FIGURE 1 in Brittle stars (Echinodermata: Ophiuroidea) from the southern coast of Turkey (eastern Mediterranean): new records and revision of Amphiodia obtecta Mortensen, 1940
FIGURE 1. Collecting stations in southern Turkey, eastern Mediterranean Sea. Station numbers preceded by D refer to collecting by anchor dredge, those marked with G to collecting by Van Veen Grab and those marked with K refer to snorkelling.
FIGURE 2. A–G in Brittle stars (Echinodermata: Ophiuroidea) from the southern coast of Turkey (eastern Mediterranean): new records and revision of Amphiodia obtecta Mortensen, 1940
FIGURE 2. A–G, Amphiodia obtecta, SEM images. A, dorsal aspect; B, spiny marginal scales; C, distal radial spiny digits; D, ventral aspect; E, dorsal arm; F, ventral arm; G, tentacle scale. H, I, Ophiophragmus duplicatus Koehler, 1930, syntype, digital images. H, dorsal aspect, note the large marginal scales; I, ventral aspect. AS, adoral shield; DAP, dorsal arm plate; MS, marginal spines; OS, oral shield; RD, radial digit; RS, radial shield; TS, tentacle scale; VAP, ventral arm plate. Scale bars in millimetre.
FIGURE 10 in A new genus and species of Western Atlantic sea lily in the family Septocrinidae (Echinodermata: Crinoidea: Bourgueticrinida)
FIGURE 10. Feeding posture of the ten-armed stalked crinoids and their reaction to current flow. A. Feeding posture of Rouxicrinus vestitus in a gentle current; dististele with circular synarthries. B. Stalk posture of Rouxicrinus vestitus when current velocity increases rapidly (due to turbulence generated by the submersible). C. Feeding posture of ten-armed crinoid in a moderately high current; dististele with strongly elliptical synarthries. (C, after Roux, 1987, Fig. 3, 6C).
FIGURE 9 in A new genus and species of Western Atlantic sea lily in the family Septocrinidae (Echinodermata: Crinoidea: Bourgueticrinida)
FIGURE 9. Rouxicrinus vestitus new species. Gonads in specimens of different size. A, B. Specimen USNM 1021239; P6 (together with gonad) are turned down (A), and P15 removed (B) to show the small gonads, which were not visible from exterior. C. Paratype USNM E00042707; PA2 from Br11 has been removed. D. Specimen USNM E0017898 with developed gonads readily visible from outside. Gonads are shaded.
FIGURE 6 in A new genus and species of Western Atlantic sea lily in the family Septocrinidae (Echinodermata: Crinoidea: Bourgueticrinida)
FIGURE 6. Rouxicrinus vestitus new species, Holotype, USNM E00042699. A, Crown with proximal portion of stalk. Total length of this fragment 39 mm.. B, Radix. Total length of this fragment 23 mm. Photos: John E. Miller, Harbor Branch Oceanographic Institute at Florida Atlantic University/Smithsonian Institution.
FIGURE 7 in A new genus and species of Western Atlantic sea lily in the family Septocrinidae (Echinodermata: Crinoidea: Bourgueticrinida)
FIGURE 7. Rouxicrinus vestitus new species. Specimens in situ. A, Specimen USNM 1021239 from Dive JSL-I-2268. B, Paratype specimen USNM E00042700, Dive JSL-II-1731. Photos: Harbor Branch Oceanographic Institute at Florida Atlantic University/Smithsonian Institution.
FIGURE 5 in A new genus and species of Western Atlantic sea lily in the family Septocrinidae (Echinodermata: Crinoidea: Bourgueticrinida)
FIGURE 5. Rouxicrinus vestitus new genus, new species, Holotype, USNM E00042699. Ossicles of pinnule 3 of arm D8. A, Rod-like spicules which border ambulacral groove. B, Distal articular facet of Pn3. C, Distal articular facet of Pn8. D, Proximal articular facet of Pn2. E, Pn11, viewed from exterior. F, Pn7, viewed from exterior. Scale: 200 μm.
FIGURE 4 in A new genus and species of Western Atlantic sea lily in the family Septocrinidae (Echinodermata: Crinoidea: Bourgueticrinida)
FIGURE 4. Rouxicrinus vestitus new genus, new species, Holotype, USNM E00042699 (A, B, D, F), and paratype, USNM E00042707 (C, E). A, Proximal articular facet of Br15, non-muscular joint (synostosis). B,Distal articular facet of Br13, muscular synarthry. C, Proximal articular facet of IIBr2, non-muscular joint with rudimentary dorsal concave areola (transverse synarthry). D, Br12, view from exterior. E, synarthrial facet of columnal 102 (mesistele) with fulcral ridge along the smaller diameter. F, articular facet of columnal 124 (dististele) with fulcral ridge along the longer diameter. Scale: 500 μm.
FIGURE 3 in A new genus and species of Western Atlantic sea lily in the family Septocrinidae (Echinodermata: Crinoidea: Bourgueticrinida)
FIGURE 3. Rouxicrinus vestitus new genus, new species, Paratype, USNM E00042707. A. Calyx with proximal parts of stalk and arms. Distal interradial projections of calyx visible between primibrachs. Soft tissue removed. B. One of thin radicle branches attached to grains of sand and foraminiferal tests. C. Anal sac and adoral triads of ambulacral tube-feet; each triad with high columnar base with thin lacy plates.
FIGURE 2 in A new genus and species of Western Atlantic sea lily in the family Septocrinidae (Echinodermata: Crinoidea: Bourgueticrinida)
FIGURE 2. Rouxicrinus vestitus new genus, new species, Holotype, USNM E00042699. A. Scheme, showing position of rod-like spicules and sacculi in relation to pinnulars and tube feet; viewed from the side (showing base of pinnulars 10 and 11 of the pinnule 3 of the arm D8). B. Brachials 17, 18 and 19, and proximal part of pinnule 5.
FIGURE 38 in A taxonomic guide to the Echinodermata of the South Atlantic Bight, USA: 1. Sea cucumbers (Echinodermata: Holothuroidea)
FIGURE 38. Leptosynapta tenuis (Ayres, 1851). A, whole animal; B, anchor plate; C, anchor; D, miliary granules.
FIGURE 36 in A taxonomic guide to the Echinodermata of the South Atlantic Bight, USA: 1. Sea cucumbers (Echinodermata: Holothuroidea)
FIGURE 36. Epitomapta roseola (Verrill, 1873). A, whole animal; B, anchor; C, anchor plate; D, miliary granules.
FIGURE 35 in A taxonomic guide to the Echinodermata of the South Atlantic Bight, USA: 1. Sea cucumbers (Echinodermata: Holothuroidea)
FIGURE 35. Paracaudina chilensis obesacauda (H.L. Clark, 1908). A, whole animal; B, C, crossed cups.
FIGURE 10 in A taxonomic guide to the Echinodermata of the South Atlantic Bight, USA: 1. Sea cucumbers (Echinodermata: Holothuroidea)
FIGURE 10. Aslia surinamensis (Semper 1868). A, whole animal; B, button; C, D, cups in top and side view.
FIGURE 7 in A taxonomic guide to the Echinodermata of the South Atlantic Bight, USA: 1. Sea cucumbers (Echinodermata: Holothuroidea)
FIGURE 7. Duasmodactyla seguroensis (Deichmann, 1930). A, whole animal; B, table in lateral view; C, table, top view.
FIGURE 19 in A taxonomic guide to the Echinodermata of the South Atlantic Bight, USA: 1. Sea cucumbers (Echinodermata: Holothuroidea)
FIGURE 19. Phyllophorus (Urodemella) arenicola Pawson & Miller, 1992. A, whole animal; B, C, D tables in top and oblique views.
FIGURE 6. Some SERTC holothurians. a in A taxonomic guide to the Echinodermata of the South Atlantic Bight, USA: 1. Sea cucumbers (Echinodermata: Holothuroidea)
FIGURE 6. Some SERTC holothurians. a) Pentamera pulcherrima; b) Thyonella pervicax; c) Aslia pygmaea; d) Holothuria princeps; e) Actinopyga agassizii; f) Isostichopus badionotus. Scalebars: a = 1 cm; b,c = 2 cm; d,e,f = 5 cm.
FIGURE 5. Some representative holothurian body wall ossicles. A–E, G–H in A taxonomic guide to the Echinodermata of the South Atlantic Bight, USA: 1. Sea cucumbers (Echinodermata: Holothuroidea)
FIGURE 5. Some representative holothurian body wall ossicles. A–E, G–H, tables viewed from various angles; F, crossed cup; I, perforated rod; J–N, smooth and knobbed buttons; O, cup; P, anchor plate; Q, anchor; R, C-shaped rod; S, wheel. Partly after Hendler et al., 1995.
FIGURE 2. Representative holothurian feeding tentacles. A in A taxonomic guide to the Echinodermata of the South Atlantic Bight, USA: 1. Sea cucumbers (Echinodermata: Holothuroidea)
FIGURE 2. Representative holothurian feeding tentacles. A, shield-shaped (Order Aspidochirotida); B, branching (O. Dendrochirotida); C, pinnate (O. Apodida); D, digitate (O. Apodida, O. Molpadiida); E, digitate (O. Molpadiida).
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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
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.