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FIGURE 1. Balayevicrinus latipinnulus, specimen USNM 1005436. A in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 1. Balayevicrinus latipinnulus, specimen USNM 1005436. A: fragment of theca with one proximal arm of three brachial pairs and proximalmost brachial pair of another arm (or: oral, R: upper part of broken radial, tp: tegminal plates); B: fragment of theca with the anal sac in external position; C: fragment of proximal arm (5+6 7+8+9+10) with first pinnule (P1) on Br6; D: proximal proxistele (B: basal ring); E–F: Isolated brachial triplet with proximalmost pinnular broken (arrow) and festooned arrangement of cover plates (cv: cover plates, lp: lateral plates); G: Distal facet of Br4 (muscular synarthry); H: Distal facet of Br5 (synostosis); I: oblique view of Br6 distal facet with pinnule socket.
FIGURE 9 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 9. Theca and proximal arms of Ptilocrinus brucei. A–B: specimen 1005439; C: specimen 1005433-A; A: view of anal interray; B: view of A–B interray; C: anterior view; as: anal sac; o: oral.
FIGURE 13 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 13. Changes in columnal facet and axial canal along the stalk of Ptilocrinus brucei specimen USNM 1005438. A–F: columnal facets; A: in proximal mesistele; B: in mid mesistele; C: in distal mesistele; D–E: in transition mesistele/dististele; F: in mid dististele; G–L: axial canal; J–L: oblique view of G, H, I respectively; G, J: in proximal mesistele, H, K: in mid mesistele, I, L: in distal mesistele.
FIGURE 14 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 14. Stalk articulations in Ptilocrinus brucei specimens USNM 1005433. A–C: proximal columnals in specimen A; A: of first order; B: of second order; C: of third order; D–F: columnals from small specimen B; D: proximal mesistele, E–F: distal mesistele.
FIGURE 5 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 5. Arm articulations and pinnule architecture in Feracrinus heinzelleri. A, F–G: specimen USNM 1126896-2; B–E: USNM 1126892-2 specimen B; A: side view in mid arm (successive brachial pairs and proximal pinnules); B: distal facet of episynostosial brachial with pinnule socket; C: proximal facet of hyposynostosial brachial; D: adoral view of pinnule (cover plates); E–G: lateral views; D, F: non genital pinnule; E: usual genital pinnule; G: short proximalmost genital pinnule; cv: cover plate; H: H-shaped plate; lp: lateral plate; Pn: pinnular; arrow: muscular articulation between Pn1 and Pn2.
FIGURE 3 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 3. Radials and proximalmost columnals in Balayevicrinus latipinnulus, specimens USNM 1005453. A–C: radials; A–B: large specimen B; C: small juvenile specimen C; A: view of outer face; B–C: view of inner upper face; D–G: proximalmost columnals; D: first columnal in small juvenile specimen C; E–G: large specimen B; F–G: facet adjacent to E; E, G: oblique views.
FIGURE 11 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 11. Architecture and articulations in Ptilocrinus brucei pinnules. A–B: genital pinnule inflation in specimen USNM 1005439; A: proximal part, B: distal part; C–D: specimen USNM 1005438; C: proximal part with multiplated adoral skeleton covering female gonad (g); D: detail of gonad showing submature oocytes; E–I: specimen USNM 1005439; E: proximal muscular synarthry of Pn2; F: aboral distal view of Pn2; G: proximal synostose of Pn3; H: pinnule broken proximally to Pn4 (cv: cover plates, Pn: pinnular, arrow indicating convex side of genital inflation); I: proximal synostose of asymetrical Pn4 (adoral plates removed, orientation like in H).
FIGURE 10 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 10. Brachial muscular synarthries in Ptilocrinus brucei. A–D: specimen 1005438; E–F: specimen 1005439; A: episynostosial brachial; B–D: free brachial, B: side view showing pinnule socket, C–D: oblique adoral view, D: detail of adoral process; E–F:transverse synarthry articulating pinnule on brachial, E: proximal facet of first pinnular, F: oblique adoral view of pinnule socket with roof over muscular fossea broken (arrow); ap: adoral process, il: inner ligament area, ol: outer ligament area, m: muscular area, mf: muscular fossea.
FIGURE 12 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 12. Proximal stalk symplexies in large specimens of Ptilocrinus brucei. A: specimen USNM 1005453, B–D: specimen USNM 1005439; A: proximalmost columnal; B: at a distance of 5.0 mm from aboral cup; C: at a distance of 6.0 mm from aboral cup; D: at a distance of 22.0 mm from aboral cup.
FIGURE 2 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 2. Stalk articulations in Balayevicrinus latipinnulus, specimen USNM 1005436. A–E: symplexies; A–B: in proximal proxistele; C: in distal proxistele; D: in proximal mesistele; E: in distal mesistele; F–H: syzygies in distal stalk; F: trace of juvenile symplexy at facet center of G; G: columnal from mid dististele; H: distalmost columnal.
FIGURE 8 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 8. Variation in columnal symplexial facets of Feracrinus heinzelleri. A–C, E: specimen USNM 1005435; D, F: specimen USNM 1126896-2; D–F: oblique views; A: proximal most columnal; B, D–E: mid proxistele columnals; C: mid mesistele columnal; D: convex surface due to the development of a new columnal; B, E: same columnal, concave facet with irregular crenular units; F: columnal of proxistele/mesistele transition with ligamentary pits.
FIGURE 6 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 6. Changes in columnal articulations along the stalk of Feracrinus heinzelleri specimen USNM E48124. A–D: symplexies, E–I: syzygies; A–B: in proxistele, C: in proximal mesistele; D: in mid mesistele; E–F: in distal mesistele; G–I: in mid dististele; H: close up of G showing juvenile symplexial pattern of 6 crenular units.
FIGURE 16 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 16. Columnal articulations in mid and distal stalk of Ptilocrinus brucei paratype. A: symplexy in proximal mesistele, B, D: transition between symplexy and syzygy; B: in distal mesistele; D: in proximal dististele; C, E: in distalmost stalk at a distance of 36 mm from D.
FIGURE 17 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 17. Proxistele and proximal mesistele columnals in Thalassocrinus clausus specimen 1005456. A: columnal of mid proxistele, B–C: columnal of proximal mesistele; C: oblique view.
FIGURE 7 in Crinoids of the stalked family Hyocrinidae (Echinodermata) collected by the USNS Eltanin in the Southern Ocean
FIGURE 7. Stalk symplexies in the young Feracrinus heinzelleri specimen USNM 1126892-1. A–B, D–E: in proxistele; C, F: in proximal mesistele; D–F: oblique views of A–C respectively.
FIGURE 1 in New Prototrochus species of sea cucumber from Australia (Echinodermata: Holothuroidea: Synaptida: Myriotrochidae)
FIGURE 1. Prototrochus roniae sp. nov. holotype part-specimen (SAMA K4516). A, photo of anterior end; scale bar 100 µm. Prototrochus robbinsae sp. nov. holotype part-specimen (NMV F151834). B, photo of anterior end showing part of calcareous ring and three tentacles; arrow indicates groove for nerve penetrating radial plate; scale bar 100 µm long; C, enlarged view of tentacle illustrating lobed margin of tentacle and absence of tentacle ossicles.
FIGURE 3 in New Prototrochus species of sea cucumber from Australia (Echinodermata: Holothuroidea: Synaptida: Myriotrochidae)
FIGURE 3. Geographical and depth distribution of Australasian species of Prototrochus Beljaev & Mironov, 1982.
FIGURE 2 in New Prototrochus species of sea cucumber from Australia (Echinodermata: Holothuroidea: Synaptida: Myriotrochidae)
FIGURE 2. Photos of wheels from the Australian slope species of Prototrochus Beljaev & Mironov, 1982; scale bars each 50 µm long). A, Prototrochus roniae sp. nov. holotype (SAMA K4516); B, outline of parameters of wheel in A; C, Prototrochus robbinsae sp. nov. holotype (NMV F151834); D, Prototrochus burni O'Loughlin (in O'Loughlin & VandenSpiegel, 2007) holotype (NMV F94697); E, Prototrochus staplesi O'Loughlin (in O'Loughlin & VandenSpiegel, 2007) holotype (NMVF94698); F, Prototrochus taniae O'Loughlin (in O'Loughlin & VandenSpiegel, 2007) holotype (NMV F59591).
FIGURE 1 in Revision of some ophiuroid records (Echinodermata: Ophiuroidea) from Argentina
FIGURE 1. Graphs of Analysis of Covariance of arm number (A) and arm spine number (B, C) of MACN specimens of "Ophiacantha vivipara" from the Patagonian Shelf (n=59), South Georgia (n=26, fig. 1C only) and South Shetland/Sandwich Islands (n=26). All analyses were significant, i.e. arm number and arm spine number differed between populations when disc diameter was incorporated as a covariate.
FIGURE 2. Amphioplus lucyae. A in Revision of some ophiuroid records (Echinodermata: Ophiuroidea) from Argentina
FIGURE 2. Amphioplus lucyae. A: MACN 27862 (holotype of Amphilepis sanmatiensis), 2.7 mm d.d., general view of aboral (left) and oral (right) sides; B: MACN 27862, detailed view of the mouth; C: MACN 28152, 3.4 mm d.d., general view of aboral (left) and oral (right) sides; B: MACN 28152, detailed view of the mouth; E: MACN 28152, 6.0 mm d.d., general view of aboral (left) and oral (right) sides; B: MACN 28152, detailed view of the mouth. White scale bar = 5 mm, black = 1 mm.
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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.