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2,356 results for “Echinodermata”
Fig. 10 in Euryalida (Echinodermata, Ophiuroidea) from Northwest Africa
Fig. 10. Map from the study area with the location of the stations where specimen of Gorgonocephalus pustulatum (H.L. Clark, 1916) was collected during the ten surveys off Northwest Africa.
Fig. 7 in Euryalida (Echinodermata, Ophiuroidea) from Northwest Africa
Fig. 7. Map from the study area with the location of the stations where Astrodendrum juancarlosi sp. nov. were collected during the ten surveys off Northwest Africa.
Fig. 2 in Euryalida (Echinodermata, Ophiuroidea) from Northwest Africa
Fig. 2. Map from the study area with the location of the stations where specimens of Asteronyx loveni Müller & Troschel, 1842 were collected during the ten surveys off Northwest Africa.
Figure 9 in New asterinid seastars from the western Pacific Ocean (Echinodermata: Asteroidea)
Figure 9. Montage photographs of the holotype of Aquilonastra starmeri sp. nov. (UF 1612): a, abactinal view of disc (left) and proximal ray plates with short conical to digitiform spinelets; b, abactinal details of distal interradius showing acicular conical to subsacciform spinelets on apron, and supero- and inferomarginal plates; c, actinal view showing oral, suboral, furrow and actinal interradial spines; d, transverse section of a ray with superambulacral plate (left) and superactinal plate (right) highlighted.
Figure 8 in New asterinid seastars from the western Pacific Ocean (Echinodermata: Asteroidea)
Figure 8. Montage photograph of the holotype of Aquilonastra starmeri sp. nov. (UF 1612). Actinal view showing five sub-equal rays, spination, longitudinal and oblique-transverse series of actinal plates.
Figure 7 in New asterinid seastars from the western Pacific Ocean (Echinodermata: Asteroidea)
Figure 7. Montage photograph of the holotype of Aquilonastra starmeri sp. nov. (UF 1612). Abactinal view showing five sub-equal rays, distinct marginal apron, lacking carinal series of plates, single large madreporite. The abactinal plates have become denuded of most spinelets over time.
Figure 6 in New asterinid seastars from the western Pacific Ocean (Echinodermata: Asteroidea)
Figure 6. Montage photographs of the holotype of Aquilonastra korora sp. nov. (UF 2437): a, abactinal view of disc, showing disc plate arrangement, single large madreporite (top right), sacciform spinelets; b, abactinal details of distal interradius showing short blunt pedicellariae (highlighted) and residual slender conical, sub-sacciform and sacciform spinelets; c, actinal view showing oral, suboral, furrow and actinal interradial spines; d, transverse section of a ray with a superactinal plate highlighted.
Figure 5 in New asterinid seastars from the western Pacific Ocean (Echinodermata: Asteroidea)
Figure 5. Montage photograph of the holotype of Aquilonastra korora sp. nov. (UF 2437). Actinal view showing residual actinal colouration, five sub-equal rays, spination, longitudinal and oblique-transverse series of actinal plates with irregular distal inter-radials.
Figure 4 in New asterinid seastars from the western Pacific Ocean (Echinodermata: Asteroidea)
Figure 4. Montage photograph of the holotype of Aquilonastra korora sp. nov. (UF 2437). Abactinal view showing residual colouration, five sub-equal digitiform rays, absence of carinal series of plates, single large madreporite (lower arrow) and at least one conspicuous abactinal gonopore (upper arrow). The abactinal plates have become denuded of most spinelets over time.
Figure 1 in New asterinid seastars from the western Pacific Ocean (Echinodermata: Asteroidea)
Figure 1. Montage photograph of the holotype of Aquilonastra donia sp. nov. (MNHN-IE-2014-641). Abactinal view showing five sub-equal rays, distinct low marginal apron, absence of carinal series of plates, presence of rare doubly papulate carinal plates, and single large madreporite. The abactinal plates have become denuded of most spinelets over time.
Figure 3 in New asterinid seastars from the western Pacific Ocean (Echinodermata: Asteroidea)
Figure 3. Montage photographs of the holotype of Aquilonastra donia sp. nov. (MNHN-IE-2014-641): a, abactinal view of disc, single large madreporite, some remaining digitiform spinelets, and pedicellariae (highlighted); b, abactinal details of distal interradius showing pedicellariae (highlighted), and conical to sub-sacciform spinelets on apron; c, actinal view showing oral, suboral, furrow and inter-radial spines; d, transverse section of a ray with superactinal (highlighted left) and superambulacral plates (highlighted right).
Figure 9 in Australian species of Psolidium Ludwig (Echinodermata: Holothuroidea: Psolidae)
Figure 9. Photos of ossicles from Australian species of Psolidium Ludwig, 1886 (by Mark O'Loughlin and Chris Rowley): a–d, P. spinuliferus (H. L. Clark, 1938) (WAM Z37468); a, part of dorsal scale with marginal vertical spire; b, dorsal scale with tube foot canal and base of lost spire; c, tentacle rosettes; d, tentacle plates.
Figure 7 in Australian species of Psolidium Ludwig (Echinodermata: Holothuroidea: Psolidae)
Figure 7. Photos of ossicles from Australian species of Psolidium Ludwig, 1886 (by Mark O'Loughlin and Chris Rowley): a–b, P. mccallumae sp. nov. (holotype NMV F126891); a, dorsal cups; b, mount of part of sole body wall, with plates and cups; c–d, P. minutus (H. L. Clark, 1938) (NMV F93176); c, dorsal large cup and small cupped crosses; d, large cup and small cupped crosses from sole; e–f, P. nigrescens H. L. Clark, 1938 (AM J6821); e, knobbed plates from sole; f, tentacle "thorns" and rosettes.
Figure 6 in Australian species of Psolidium Ludwig (Echinodermata: Holothuroidea: Psolidae)
Figure 6. Photos of ossicles from Australian species of Psolidium Ludwig, 1886 (by Mark O'Loughlin and Chris Rowley): a, P. granuliferum H. L. Clark, 1938, multi-layered ossicles from the sole (SAM K2174); b–c, P. laperousazi sp. nov. (paratype SAM K2179); b, dorsal partly closed cup; c, cup and plate from sole; d–f, P. marshae sp. nov. (paratype WAM Z31165); d, dorsal small cupped crosses and rosettes; e, large cup and knobbed plate from sole; f, dorsal buttons, small endplate, large and small cupped crosses and rosette.
Figure 4. a, P in Australian species of Psolidium Ludwig (Echinodermata: Holothuroidea: Psolidae)
Figure 4. a, P. spinuliferus (H. L. Clark, 1938), Darwin (lateral view; 10 mm long; AM J24096; photo by L. Altoff); b, generalised form of radial (left) and interradial plates of the calcareous ring of Psolidium species (drawing by M. O'Loughlin); c–d, drawings of sole showing distribution of tube feet (by D. Maric); c, P. granuliferum H. L. Clark, 1938 (SAM K2176); d, P. karenae sp. nov. (SAM K2188).
Figure 5 in Australian species of Psolidium Ludwig (Echinodermata: Holothuroidea: Psolidae)
Figure 5. Photos of ossicles from Australian species of Psolidium Ludwig, 1886 (by Mark O'Loughlin and Chris Rowley): a–c, P. berentsae sp. nov.; a, dorsal cupped crosses and cups (small specimen, paratype AM J24099); b, dorsal bridged cup (holotype AM J24098); c, dorsal cups and rosettes (holotype AM J24098); d–f, P. hutchingsae sp. nov.; d, dorsal cupped cross (paratype AM J24108); e, dorsal multi-layered ossicle (scale) with tube foot canals (AM J19665); f, tentacle plate and rosettes (AM J19665).
Figure 2 in Australian species of Psolidium Ludwig (Echinodermata: Holothuroidea: Psolidae)
Figure 2. Photos of preserved specimens of Psolidium Ludwig, 1886 (a, c–d by L. Altoff; b, e–f by S. Hinkley and D. Maric): a, P. berentsae sp. nov., Lizard I, Queensland (lateral view; 12 mm long; holotype AM J24098); b, P. granuliferum H. L. Clark, 1938, Smokey Bay, South Australia (dorso-lateral view, with mouth left; 19 mm long; SAM K2176); c–d, P. hutchingsae sp. nov., Split Solitary I, New South Wales (20 mm long; holotype AM J24107); c, dorso-lateral view; d, 10 tentacles, with 2 small ventral ones bottom; e, P. karenae sp. nov., Adelaide (lateral view, mouth left; 20 mm long; paratype SAM K2185); f, P. laperousazi sp. nov., D'Entrecasteaux Channel, Tasmania (dorso-lateral view, mouth right; 18 mm long; paratype SAM K2339).
Figure 1 in Australian species of Psolidium Ludwig (Echinodermata: Holothuroidea: Psolidae)
Figure 1. Photos of live specimens of Psolidium Ludwig, 1886 (a–d, in situ by K. Gowlett-Holmes; e, in aquarium by L. Altoff): a, P. granuliferum H. L. Clark, 1938, Port Davey, Tasmania (14 mm long preserved; SAM K2174, PK0259); b, P. karenae sp. nov., Yorke Peninsula, South Australia (17 mm long preserved; holotype SAM K2177, PK0105); c, P. laperousazi sp. nov., Kangaroo I, South Australia (13 mm long preserved; paratype SAM K2179, PK0253); d, P. marshae sp. nov., Kangaroo I (10 mm long preserved; SAM K2173, PK0273); e, P. ravum Hickman, 1962, Portland, Victoria (17 mm long preserved; NMV F125379).
Figure 6. a–f in A molecular and morphological review of the asterinid, Patiriella gunnii (Gray) (Echinodermata: Asteroidea)
Figure 6. a–f, Patiriella oriens sp. nov. a, actinal view of holotype, R = 28 mm (NMV F92983); b, abactinal ray, carinally doubly papulate for about two-thirds of ray length (ending at arrow), R = 25 mm (NMV F73152); c, abactinal interradius with moderately coarse spination and fringe of fairly fine inferomarginal spinelets, up to 15 per plate, R = 25 mm (NMV F73152); d, cleared abactinal view of paratype, with carinal series doubly papulate for most of ray length, R = 25 mm (NMV F92984); e, actinal ambulacra and interradii, R = 30 mm (NMV F73155); f (above), common forms of abactinal spinelets; f (below), common forms of actinal spines proximal to ambulacrum, with relatively long furrow spines (arrow).
Figure 3. a–f in A molecular and morphological review of the asterinid, Patiriella gunnii (Gray) (Echinodermata: Asteroidea)
Figure 3. a–f, Patiriella gunnii (Gray). a, abactinal view, R = 40 mm (NMV F73273); b, abactinal ray, carinally doubly papulate for most of ray, R = 40 mm (NMV F73273); c, abactinal interradius with coarse spination and fringe of stout inferomarginal spinelets, R = 22 mm (WAM Z8948); d, cleared abactinal view, with numerous papulae and secondary plates, R = 35 mm (WAM Z8952); e, actinal ambulacra and interradius, lacking suboral spines (arrow), R = 40 mm (NMV F73273); f (above), common forms of abactinal spinelets; f (below), common forms of actinal spines proximal to ambulacrum, with very short interradial spines (arrow).
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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.