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2,356 results for “Echinodermata”
FIGURE 1 in New species of the genera Havelockia and Thyone (Echinodermata: Holothuroidea) and first record of T. crassidisca from the southwestern Atlantic Ocean
FIGURE 1. (A-D) Thyone crassidisca Pawson & Miller, 1981 (MZUSP 1353). (A) Specimen preserved in ethanol; (B) Calcareous ring; (C) Anterior portion of the calcareous ring after iodine treatment to show the subdivisions of the radial (R) and interradial plates (IR) (black arrow); (D) Posterior portion of the calcareous ring after iodine treatment to show the subdivisions of posterior processes (white arrow). Scale bars: A, 5 mm. B–D 0,5 mm.
FIGURE 4 in New species of the genera Havelockia and Thyone (Echinodermata: Holothuroidea) and first record of T. crassidisca from the southwestern Atlantic Ocean
FIGURE 4. (A–I) Thyone florianoi sp. nov., holotype (MZUSP 1351). SEM images of the ossicles. (A) Body wall tables, lateral view. (B) Body wall tables, top of view. (C) Rosettes from tentacles, top view. (D) Tables from introvert, lateral view. (E) Tables from introvert, top view. (F) Tables from introvert, bottom view. (G)Supporting tables from tube feet, lateral view. (H) Plates from tube feet. (I) End plate from tube feet. Scale bars: A–B, 40 µm. C, 20 µm. D–F, 30 µm. G, 60 µm. H, 40 µm. I, 100 µm.
FIGURE 6 in New species of the genera Havelockia and Thyone (Echinodermata: Holothuroidea) and first record of T. crassidisca from the southwestern Atlantic Ocean
FIGURE 6. (A–F) Havelockia mansoae sp. nov., holotype (MZUSP 1525). SEM images of the ossicles. (A) Body wall tables, top view. (B) Body wall tables, lateral view. (C) Plates from introvert. (D) Supporting tables from tube feet, lateral view. (E) Plates from tube feet. (F) Endplate from tube feet. Scale bars: A–B, 50 µm. C,40 µm. D, 100 µm. E, 50 µm. F, 50 µm.
FIGURE 3 in New species of the genera Havelockia and Thyone (Echinodermata: Holothuroidea) and first record of T. crassidisca from the southwestern Atlantic Ocean
FIGURE 3. (A–E) Thyone florianoi sp. nov., holotype (MZUSP 1351). (A) Specimen preserved in ethanol. (B) Calcareous ring. (C) Retractor muscle (black arrow) and insertion point of the muscle into the calcareous ring (white arrow). (D) Madreporite (black arrow) and stone canal (white arrow). (E) Polian vesicle (white arrow). Scale bars: A, 5 mm. B–C, 2.5 mm. D–E, 2 mm.
FIGURE 5 in New species of the genera Havelockia and Thyone (Echinodermata: Holothuroidea) and first record of T. crassidisca from the southwestern Atlantic Ocean
FIGURE 5. (A–C) Havelockia mansoae sp. nov., holotype (MZUSP 1525). (A) Specimen preserved in ethanol. (B) Calcareous ring, dorsal view. (C) Calcareous ring, ventral view. Scale bars: A, 10 mm. B–C, 1.5 mm.
FIGURE 2 in New species of the genera Havelockia and Thyone (Echinodermata: Holothuroidea) and first record of T. crassidisca from the southwestern Atlantic Ocean
FIGURE 2. (A–F) Thyone crassidisca Pawson & Miller, 1981 (MZUSP 1353). SEM images of the ossicles. (A) Body wall tables, lateral view. (B) Body wall tables, top view. (C) Rosettes from introvert, top view. (D) Tables from introvert and tentacles, lateral view. (E) Tables from introvert, bottom view. (F) Supporting tables from tube feet, lateral view. Scale bars: A– B, 50 µm. C, 20 µm. D–E, 30 µm. F, 50 µm.
FIGURE 2 in A new genus and species of Sclerodactylidae (Echinodermata: Holothuroidea: Sclerothyoninae) from the Pacific coast of Panama, and assignment of Neopentamera anexigua to Sclerothyoninae
FIGURE 2. (A–F) Neopentamera anexigua Deichmann, 1941, hOlOtype (LACM E.1937-85.2). SEM phOtOmicrOgraphs Of the Ossicles. (A) knObbed buttOn frOm bOdy wall. (B–D) PerfOrated plate frOm bOdy wall. (E) rOsette frOm tentacles. (F) rOd frOm tube feet. Scale bars: A, E 30 µm. B–D, F 50 µm.
FIGURE 1 in A new genus and species of Sclerodactylidae (Echinodermata: Holothuroidea: Sclerothyoninae) from the Pacific coast of Panama, and assignment of Neopentamera anexigua to Sclerothyoninae
FIGURE 1. (A–D) Neopentamera anexigua Deichmann, 1941, hOlOtype (LACM E.1937-85.2). (A) lateral view Of the bOdy. (B) Detail Of the cOnnectiOn between radial and interradial plates (white arrOw). (C) Detail Of the subdivisiOns Of the pOsteriOr prOcesses Of the calcareOus ring (white arrOw). (D) Detail Of POlian's vesicle (white arrOw), stOne canal (yellOw arrOw) and madrepOrite (red arrOw). Scale bar: A, 0.5 cm. B–C, 0,2 cm. D, 0,1 cm.
FIGURE 1 in A new genus and species of Sclerodactylidae (Echinodermata: Holothuroidea: Sclerothyoninae) from the Pacific coast of Panama, and assignment of Neopentamera anexigua to Sclerothyoninae
FIGURE 1. (A–D) Neopentamera anexigua Deichmann, 1941, hOlOtype (LACM E.1937-85.2). (A) lateral view Of the bOdy. (B) Detail Of the cOnnectiOn between radial and interradial plates (white arrOw). (C) Detail Of the subdivisiOns Of the pOsteriOr prOcesses Of the calcareOus ring (white arrOw). (D) Detail Of POlian's vesicle (white arrOw), stOne canal (yellOw arrOw) and madrepOrite (red arrOw). Scale bar: A, 0.5 cm. B–C, 0,2 cm. D, 0,1 cm.
FIGURE 4 in A new genus and species of Sclerodactylidae (Echinodermata: Holothuroidea: Sclerothyoninae) from the Pacific coast of Panama, and assignment of Neopentamera anexigua to Sclerothyoninae
FIGURE 4. (A–I) Paulayellus gustavi gen. nov., sp. nov., hOlOtype (FLMNH 4550). SEM phOtOmicrOgraphs Of the Ossicles. (A–B) TOp and lateral views, respectively, Of buttOns frOm bOdy wall. (C) PerfOrated plate frOm bOdy wall. (D–E) Cups and (F) plates frOm intrOvert. (G) ROds frOm tentacles and (H–I) suppOrting rOds frOm tube feet. Scale bars: A–B, 30 µm. C, 100 µm. D–E, 30 µm. F, 100 µm. G, 200 µm. H, 20 µm. I, 50 µm.
FIGURE 3 in A new genus and species of Sclerodactylidae (Echinodermata: Holothuroidea: Sclerothyoninae) from the Pacific coast of Panama, and assignment of Neopentamera anexigua to Sclerothyoninae
FIGURE 3. (A–D) Paulayellus gustavi gen. nov., sp. nov., hOlOtype (FLMNH 4550). (A) lateral view Of the bOdy. (B) Anal papillae (white arrOw). (C) RetractOr muscle (white arrOw). (D) Detail Of the calcareOus ring. Scale bars: A, 1 cm. B, 0, 2 cm. C–D, 0,1 cm.
FIGURE 2 in A new genus and species of Sclerodactylidae (Echinodermata: Holothuroidea: Sclerothyoninae) from the Pacific coast of Panama, and assignment of Neopentamera anexigua to Sclerothyoninae
FIGURE 2. (A–F) Neopentamera anexigua Deichmann, 1941, hOlOtype (LACM E.1937-85.2). SEM phOtOmicrOgraphs Of the Ossicles. (A) knObbed buttOn frOm bOdy wall. (B–D) PerfOrated plate frOm bOdy wall. (E) rOsette frOm tentacles. (F) rOd frOm tube feet. Scale bars: A, E 30 µm. B–D, F 50 µm.
FIGURE 3 in A new genus and species of Sclerodactylidae (Echinodermata: Holothuroidea: Sclerothyoninae) from the Pacific coast of Panama, and assignment of Neopentamera anexigua to Sclerothyoninae
FIGURE 3. (A–D) Paulayellus gustavi gen. nov., sp. nov., hOlOtype (FLMNH 4550). (A) lateral view Of the bOdy. (B) Anal papillae (white arrOw). (C) RetractOr muscle (white arrOw). (D) Detail Of the calcareOus ring. Scale bars: A, 1 cm. B, 0, 2 cm. C–D, 0,1 cm.
FIGURE 4 in A new genus and species of Sclerodactylidae (Echinodermata: Holothuroidea: Sclerothyoninae) from the Pacific coast of Panama, and assignment of Neopentamera anexigua to Sclerothyoninae
FIGURE 4. (A–I) Paulayellus gustavi gen. nov., sp. nov., hOlOtype (FLMNH 4550). SEM phOtOmicrOgraphs Of the Ossicles. (A–B) TOp and lateral views, respectively, Of buttOns frOm bOdy wall. (C) PerfOrated plate frOm bOdy wall. (D–E) Cups and (F) plates frOm intrOvert. (G) ROds frOm tentacles and (H–I) suppOrting rOds frOm tube feet. Scale bars: A–B, 30 µm. C, 100 µm. D–E, 30 µm. F, 100 µm. G, 200 µm. H, 20 µm. I, 50 µm.
FIGURE 1 in Lissothuria imbricata sp. nov., a new species of sea cucumber (Echinodermata: Holothuroidea) from the central-eastern Pacific Ocean
FIGURE 1. Lissothuria imbricata sp. nov., holotype ICML-UNAM 18000, A, Dorsal view; B, Ventral view. Paratype ICML- UNAM 12135; C, In situ picture showing habitat preferences; D, Live specimen, lateral view. All scale bars: 5 mm.
FIGURE 3 in Lissothuria imbricata sp. nov., a new species of sea cucumber (Echinodermata: Holothuroidea) from the central-eastern Pacific Ocean
FIGURE 3. Lissothuria imbricata sp. nov., holotype ICML-UNAM 18000, A–C, Ventral ossicles, knobbed buttons, scale bar: 50 µm; D–F, Ventral ossicles, various shapes of perforated plates with smooth or knobbed margin, scale bar: 50 µm; G–I, Ventral ossicles, small shallow baskets, with knobbed edges, scale bar: 30 µm; J–K, Tentacles ossicles, small rosettes, scale bar: 10 µm; L, Tentacles ossicles, flat, curved and perforated rods, scale bar: 50 µm; and M, Tentacles ossicles, perforated plates, scale bar: 100 µm.
FIGURE 2 in Lissothuria imbricata sp. nov., a new species of sea cucumber (Echinodermata: Holothuroidea) from the central-eastern Pacific Ocean
FIGURE 2. Lissothuria imbricata sp. nov., holotype ICML-UNAM 18000, A, Dorsal perforated scale for passage of tube feet, scale bar: 100 µm; B, Detail of perforations in the dorsal scale; C–E, Massive towers from the dorsal side, with slightly spiny apex, scale bar: 50 µm; F–I, Baskets from the dorsal side, scale bar: 40 µm; J–K, Dorsal tube feet vestigial end plates, scale bar: 50 µm.
Figure 11 in New dendrochirotid sea cucumbers from northern Australia (Echinodermata: Holothuroidea: Dendrochirotida)
Figure 11. Photos of preserved specimens of Actinocucumis solanderi O'Loughlin sp. nov. A, right lateral view of the preserved holotype (mouth right, 45 mm long, WAM Z27850); insert with sketch of a transverse section of the new species showing slight radial ridges and large and small tube feet and papillae; B, right lateral view of the preserved paratype (mouth left, 55 mm long, NMV F202991); C, dorsal view of tentacle crown with small tentacles ventrally (paratype NMV F202991); D, photo of the calcareous ring of the holotype; insert with sketch of the calcareous ring.
Figure 9 in New dendrochirotid sea cucumbers from northern Australia (Echinodermata: Holothuroidea: Dendrochirotida)
Figure 9. Photos of live and preserved specimens of Triasemperia stola O'Loughlin sp. nov. A, lateral view of live holotype specimen (mouth right; NMV F174889); B, lateral view of preserved holotype (mouth right, lateral view width 45 mm); C, lateral view of preserved paratype (mouth right, lateral view width 50 mm, NMV F204088); D, photo of the calcareous ring of the holotype; insert with sketch of the calcareous ring.
Figure 12 in New dendrochirotid sea cucumbers from northern Australia (Echinodermata: Holothuroidea: Dendrochirotida)
Figure 12. SEM images of ossicles from the holotype of Actinocucumis solanderi O'Loughlin sp. nov. (WAM Z27850). A, oral disc and tentacle tables, spires with 4 pillars, and tentacle rods and curved perforated rod-plates (scale bars 10 µm); B, mid-dorsal body wall reduced tables with four pillar spires (scale bar 10 µm); C, mid-ventral body wall tables, and tube foot elongate support tables and endplate fragment (two top left long scale bars 100 µm, short bars 10 µm; typical box-like table bottom right); D, peri-anal body wall reduced tables (scale bars 10 µm; typical box-like table bottom right).
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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.