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2,356 results for “Echinodermata”
FIGURE 11 in A review of New Zealand and southeast Australian echinothuriinids (Echinodermata: Echinothuriidae) with descriptions of seven new species
FIGURE 11. Araeosoma migratum sp. nov. Distribution of confirmed records within the New Zealand region, from material examined. Number of records = 25. The dashed line is the 1000 m depth contour.
FIGURE 15 in A review of New Zealand and southeast Australian echinothuriinids (Echinodermata: Echinothuriidae) with descriptions of seven new species
FIGURE 15. Araeosoma anatirostrum sp. nov. Distribution of confirmed records within the New Zealand region, from material examined. Number of records = 14. The dashed line is the 1000 m depth contour.
FIGURE 3. A in Holothuria (Selenkothuria) parvispinea n. sp. (Echinodermata, Hololthuroidea, Holothuriidae) with key to the sub-genus Selenkothuria
FIGURE 3. A Calcareous ring (r: radial; ir: interradial); B: rods of dorsal body wall; C: rods of ventral body wall; D: rods of tentacles; E: rods from the retractor muscles of the cloaca.
FIGURE 12 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 12. Partial phylogeny of Diadema using the concatenated ATPase-6 and ATPase-8 data of unique haplotypes, reconstructed with MRBAYES. Clade credibility values (BI/ML)>85% shown (clades with <85% collapsed), scale bar reflects changes per site.
FIGURE 11 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 11. Partial phylogeny of Diadema using COI data of unique haplotypes, reconstructed with MRBAYES. Clade credibility values (BI/ML)>85% shown (clades with <85% collapsed), scale bar reflects changes per site.
FIGURE 8 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 8. NHMTFMCBMEQ/00233, paratype of Diadema africanum. Ambulacral spines (A–G): A–C, proximal, medium and distal parts of an ambulacral spine respectively; D, entire ambulacral spine; E–G, proximal, medium and distal ambulacral spine transverse sections respectively. Interambulacral spines (H–L): H–J, proximal, medium and distal parts of an interambulacral spine respectively; K, entire interambulacral spine; L–N, proximal, medium and distal interambulacral spine transverse sections respectively.
FIGURE 9 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 9. Pedicellariae: A–B, tridentate pedicellariae; C–I, scanning electron microscopy images (SEMs) of tridentate pedicellariae; C, a tridentate pedicellaria; D–E, individual valves of a tridentate pedicellaria (side view); F–H, individual valves of tridentate pedicellariae (internal views); I, peripheral teeth on the blade of a tridentate pedicellaria; J–K, triphyllous pedicellariae; L–N, SEM images of triphyllous pedicellariae; L, triphyllous pedicellaria; M, internal view of a triphyllous pedicellaria and N, close-up of peripheral teeth.
FIGURE 7 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 7. NHMTFMCBMEQ/00233, paratype of Diadema africanum. Apical system and pattern of iridophores: A, genital plate, gonopore and an ambulacrum; B, close-up of the apical system (paratype), C & D, pattern of iridophores around the apical system on a living specimen in daylight; E, pattern of iridophores at night; F, pattern of iridophore on a living specimen in daylight.
FIGURE 6 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 6. NHMTFMCBMEQ/00233, paratype of Diadema africanum: A, aboral view; B, oral view; C, lateral view centered on ambulacrum V; D, lateral view centered on interambulacrum V; E, oral view showing auricle. F, auricle.
FIGURE 5 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 5. NHMTFMCBMEQ/00232, holotype of Diadema africanum: A, aboral view; B, oral view; C, lateral view.
FIGURE 3 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 3. NHMTFMCBMEQ/00237 neotype of D. antillarum. Ambulacral spines (A–G): A–C, proximal, medium and distal parts of an ambulacral spine respectively; D, entire ambulacral spine; E–G, proximal, medium and distal ambulacral spine transverse sections respectively. Interambulacral spines (H–N): H–J, proximal, medium and distal parts of an interambulacral spine respectively; K, entire interambulacral spine; L–N, proximal, medium and distal interambulacral spine transverse sections respectively.
FIGURE 1 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 1. NHMTFMCBMEQ/00237, neotype of D. antillarum: A, aboral view; B, oral view; C, lateral view.
FIGURE 4 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 4. Scanning electron microscopy images (SEMs) of individual valves of tridentate pedicellariae and triphyllous pedicellariae of the neotype of D. antillarum NHMTFMCBMEQ/00237: A–H, tridentate pedicellariae; A–B, external and internal views of a broad form; C–D, side views of a broad form; E–F, narrow form (external views); G, internal view of a narrow form; H, side view of a narrow form; I, details of a narrow tridentate pedicellaria showing lateral teeth; J–K, Triphyllous pedicellariae, internal and external views respectively; L, details of a triphyllous pedicellaria showing peripheral teeth.
FIGURE 2 in A new species of Diadema (Echinodermata: Echinoidea: Diadematidae) from the eastern Atlantic Ocean and a neotype designation of Diadema antillarum (Philippi, 1845)
FIGURE 2. NHMTFMCBMEQ/00237, neotype of D. antillarum: A, aboral view; B, oral view; C, lateral view centered on ambulacrum V; D, lateral view centered on interambulacrum V; E, oral view showing auricle; F, apical system.
FIGURE 2. a–d, f., Aquilonastra conandae O in Asterinid seastars from the Mozambique Channel (Echinodermata: Asteroidea: Asterinidae)
FIGURE 2. a–d, f., Aquilonastra conandae O'Loughlin & Rowe, 2006. a, abactinal view of paratype (NMV F107412); b, actinal view of paratype (NMV F107412); c, abactinal spinelets of paratype (NMV F107412); d, actinal view of oral region of paratype (NMV F107412); f, live colour photo of specimen in situ (photo provided by C. Conand). e, Aquilonastra chantalae sp. nov., live colour photo of specimen in situ (photo provided by C. Conand).
FIGURE 1 in Asterinid seastars from the Mozambique Channel (Echinodermata: Asteroidea: Asterinidae)
FIGURE 1. Aquilonastra chantalae sp. nov. a, abactinal view of holotype (MNHN IE–2013–617); b, actinal view of holotype (MNHN IE–2013–617); c, abactinal spinelets of paratype (NMV F189860); d, actinal view of oral region of paratype (NMV F189860); e, actinal view of distal inter-radius and margin of paratype (NMV F189860); f, actinal view of post-fissiparous paratype (MNHN IE–2013–618).
FIGURE 1 in The caudinid sea cucumbers of New Zealand (Echinodermata: Holothuroidea: Molpadida: Caudinidae)
FIGURE 1. Photos of preserved specimens of species in the family Caudinidae Heding, 1931: a, Hedingia glabra (Théel, 1886) (NIWA 64078); b, Paracaudina alta sp. nov. (NIWA 68129); c, Paracaudina chilensis (Müller, 1850) (NIWA 77411); d, Paracaudina coriacea (Hutton, 1872) (NIWA 70954); e, Paracaudina coriacea (Hutton, 1872) lectotype (NHMUK 98.10.8.1.2); f, Paracaudina reductia sp. nov. (NIWA 70957).
FIGURE 6 in The caudinid sea cucumbers of New Zealand (Echinodermata: Holothuroidea: Molpadida: Caudinidae)
FIGURE 6. Paracaudina coriacea (Hutton, 1872) lectotype (1898.10.8.1). The thickness is apparent in these closed knobbed cup ossicles but surface knobs and marginal knobs are less bulbous than seen on other P. coriacea ossicles. Under light microscopy these appear identical to Figure 5 ossicles.
FIGURE 2 in The caudinid sea cucumbers of New Zealand (Echinodermata: Holothuroidea: Molpadida: Caudinidae)
FIGURE 2. Hedingia glabra (Théel, 1886) (NIWA 64137). SEM images A–D showing form of large perforated table base ossicles with 3–6 central perforations; E, light microscopy image, side view of table ossicle showing central spire with pillars and crossbars.
FIGURE 4 in The caudinid sea cucumbers of New Zealand (Echinodermata: Holothuroidea: Molpadida: Caudinidae)
FIGURE 4. Paracaudina chilensis (Müller, 1850) (NIWA 77411). SEM images showing form of regular octagonal closed knobbed cup ossicles.
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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)
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.