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FIGURE 6 in A new phosphatized ophiuroid from the lower Triassic of Nevada and its position in the evolutionary history of the Ophiuroidea (Echinodermata)
FIGURE 6: Arm fragment of Praeaplocoma hessi Broglio Loriga & Berti Cavicchi, 1972, (MHI 1307/nnn) from the Werfen Formation, Lower Triassic, of Weisshorn, Italy. A: arm fragments in ventral view. B: detail of part marked by white rectangle in A. Abbreviations: AS: arm spine; di: distal; LAP: lateral arm plate; MO: muscle opening; NO: nerve opening; SA: spine articulation; TO: tentacle opening; TS: tentacle scale; VAP: ventral arm plate. All scale bars equal 0.2 mm. Arrow in A indicates direction of view shown in B; refer to tentacle scales (TS) for better correspondence between A and B.
FIGURE 1 in A new phosphatized ophiuroid from the lower Triassic of Nevada and its position in the evolutionary history of the Ophiuroidea (Echinodermata)
FIGURE 1: Locality map of the Virgin Limestone Member at the Lost Cabin Springs Locality, Southern Nevada, Western United States (36°4′57.18′N, 115°39′12.05′W is near the base of the section). (modified from Maxwell, 2020).
FIGURE 3 in A new phosphatized ophiuroid from the lower Triassic of Nevada and its position in the evolutionary history of the Ophiuroidea (Echinodermata)
FIGURE 3: Morphology-based phylogenetic tree inferred using MrBayes, showing the position of Ophiosuperstes praeparvus gen. et sp. nov. (marked in bold). Numbers at nodes indicate posterior probabilities.
Figure 2 in Molecular phylogeny of the Valvatacea (Asteroidea: Echinodermata)
Figure 2. Maximum likelihood tree of asterinid + solasterid sea stars rooted against closely related valvatid sea stars. The analysis is based on 1417 bp of concatenated sequence data from two mitochondrial rDNA genes. Circled numbers 1 and 2 are referred to in the text. Other details as in Figure 1.
FIGURE 2 in First record of Luidia atlantidea Madsen, 1950 (Echinodermata: Asteroidea Paxillosida: Luidiidae) in the Sidi-Medjdoub area-Mostaganem (West Algerian coast, Mediterranean Sea)
FIGURE 2. Morphological characters of Luidia atlantidea Madsen, 1950 (fixed individual: LPVCMRMS2019.402) sampled in the region of Sidi-Medjdoub (Mostaganem). A. Abactinal surface. B. Actinal surface. C. Paxillae of the abactinal surface. 1. Large superomarginal paxillae. 2. Small abactinal paxillae. D. Mouth. E. Detail of abactinal paxillae. 1. Large superomarginal paxillae. 2. Small abactinal paxillae. F. Detail of an arm, lateral view. 1. Dorsolateral inferomarginal spines. 2. Ventrolateral inferomarginal spine. G. 1. Adambulacral plate.
FIGURE 13 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 13. (A–B) Ophiomyxa vivipara, MNHN IE.2009.1606, A: dorsal and B: ventral views. (C–D) Ophiactis abyssicola, MNHN IE.2009.1582, C: dorsal and D: ventral views. (E–I) Amphiura remota sp. nov., holotype, MNHN IE.2019.4748, E: dorsal outline, F: dorsal, G: ventral views, with H: an inset showing the denticulate disc scales. (I-J) MNHN IE.2009.1537 (non type), I: ventral view of four-rayed specimen, J: inset showing the lateral thorn at the arm spine tip.
FIGURE 12 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 12. (A–S) Ophiocomina arnaudi sp. nov., paratype, MNHN IE.2009.1599. A–B: proximal lateral arm plate in external (A) and internal (B) views. C: distal lateral arm plate in external view. D: detail of spine articulations. E: arm spine. F–J: proximal vertebra in distal (F), proximal (G), lateral (H), dorsal (I) and ventral (J) views. K: dorsal arm plate. L: ventral arm plate. M: oral plate. N–O: teeth. P: dental plate. Q: abradial genital plate. R: adradial genital plate. S: radial shield. Abbreviations: AdMF = adradial muscle fossa; di = distal; DL = dorsal lobe; do = dorsal; MO = muscle opening; NO = nerve opening; P = perforation; R = vertebral articular ridge; TN = tentacle notch; VL = ventral lobe; ZC = zygocondyles; ZS = zygosphene.
FIGURE 11 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 11. (A–E) Ophiocomina arnaudi sp. nov., holotype, MNHN IE.2019.4747, A: dorsal outline, B: dorsal view, C: ventral view; D: inset of marginal disc granules, E: inset of central disc granules. (F) Ophiocomina arnaudi sp. nov., paratype, MNHN IE.2009.1599, lateral view of two jaws. Abbreviations: T=tooth, TPa=tooth papillae, IPa=infradental papillae, LOPa=lateral oral papillae, AdShSp=adoral shield spine.
FIGURE 10 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 10. (A–P) Ophiolebes paulensis sp. nov., paratype, MNHN IE.2009.1567. A–B: proximal lateral arm plate in external (A) and internal (B) views. C: detail of spine articulations. D: arm spine. E–I: proximal vertebra in distal (E), proximal (F), lateral (G), dorsal (H) and ventral (I) views. J: ventral arm plate. K: dental plate. L: oral plate split in proximal and distal halves. M: disc spine. N: abradial genital plate. O: adradial genital plate. P: radial shield. Abbreviations: AdMF = adradial muscle fossa; di = distal; DL = dorsal lobe; do = dorsal; MO = muscle opening; NO = nerve opening; P = perforation; R = vertebral articular ridge; TN = tentacle notch; VL = ventral lobe; ZC = zygocondyles.
FIGURE 9 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 9. Ophiolebes paulensis sp. nov., holotype, MNHN IE.2009.1566, A: dorsal and B: ventral views, C: inset showing hook-shaped distal arm spines.
FIGURE 7 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 7. (A–B) Ophiosemnotes conferta, MNHN IE.2009.1574, A: dorsal and B: ventral views. (C–G) Ophiolebes felli sp. nov., holotype, MNHN IE.2019.4746, C: dorsal outline on black coral, D: dorsal, E: ventral view, F: proximal arm, G: arm tip. (H–I) paratype, MNHN IE.2009.1599, H: dorsal and I: ventral views.
FIGURE 3 in First record of Luidia atlantidea Madsen, 1950 (Echinodermata: Asteroidea Paxillosida: Luidiidae) in the Sidi-Medjdoub area-Mostaganem (West Algerian coast, Mediterranean Sea)
FIGURE 3. Histological sections of the gonads of Luidia atlantidea. A. Testes. B. Ovaries. O. Oocytes. N. Nuclei. Sp. Spermatozoa. SC. Spermatogenic columns. Small black arrows indicate spermatids. Lu. Lumen. Scale bar = 100 µm.
FIGURE 4 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 4. (A–B) Anthophiura ingolfi, MNHN IE.2009.1609, A: dorsal and B: ventral views. (C–D) Amphiophiura sp., juvenile, MNHN IE.2009.1615, C: dorsal and D: ventral views. (E) Ophiomyces sp., juvenile, MNHN IE.2009.1577, lateral view. (F–H) Ophiophrura tripapillata, MNHN IE.2009.1573, F: dorsal view, G: ventral view and H: lateral arm view.
FIGURE 14 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 14. (A–Q) Amphiura remota sp. nov., paratype, MNHN IE.2009.1557. A: proximal lateral arm plate in external view. B–C: median lateral arm plate in external (B) and internal (C) views. D: detail of spine articulations. E: arm spine. F–J: proximal vertebra in distal (F), proximal (G), lateral (H), dorsal (I) and ventral (J) views. K: dorsal arm plate. L: ventral arm plate. M: oral plate. N: dental plate. O: abradial genital plate. P: adradial genital plate. Q: radial shield. Abbreviations: AdMF = adradial muscle fossa; di = distal; DL = dorsal lobe; do = dorsal; K = knob; MO = muscle opening; NO = nerve opening; P = perforation; VL = ventral lobe; ZC = zygocondyles; ZS = zygosphene.
FIGURE 2 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 2. Map of the SPA territories showing the locations of major sampling sites. Bathymetry is from GEBCO (2019).
FIGURE 8 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 8. (A–S) Ophiolebes felli sp. nov. paratype, IE.2009.1569. A–B: proximal lateral arm plate in external (A) and internal (B) views. C: detail of spine articulations. D–E: arm spines. F: tentacle scale. G–K: proximal vertebra in distal (G), proximal (H), lateral (I), dorsal (J) and ventral (K) views. L: disc granule. M: ventral arm plate. N: dorsal arm plate. O: oral plate split in proximal and distal halves. P: dental plate. Q: abradial genital plate. R: adradial genital plate. S: radial shield. Abbreviations: AdMF = adradial muscle fossa; di = distal; DL = dorsal lobe; do = dorsal; MO = muscle opening; NO = nerve opening; R = vertebral articular ridge; TN = tentacle notch; VL = ventral lobe; ZC = zygocondyles.
FIGURE 1 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 1. Map of the southern Indian Ocean showing the location of major features and a simplified schematic of major currents (red = Indian Ocean Gyre, blue = Southern Ocean current, pink=other currents). AB=Atlantis Bank, AC=Agulhas Current, BC=Benguela Current, DP=Dead Poets Seamounts, FC=Flinders Current, ITF=Indonesian Through Flow, LP=La Perouse Seamount, LC=Leeuwin Current, MB=Melville Bank, SEC=South Equatorial Current, SIC=South Indian Current, WAC=Western Australian Current, WS=Walter Shoals.
FIGURE 6 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 6. (A) Ophiacantha veterna, MNHN IE.2009.1562, dorsal outline. (B) MNHN IE.2009.1563, ventral view. (C–E) Ophiosabine cuspidata, MNHN IE.2009.1558, C: dorsal outline, D: dorsal view, E: ventral view. (F) Ophiotreta spectabilis, MNHN IE.2009.1564, dorsal view. (G–H) Ophiolimna bairdi, MNHN IE.2009.1571, G: dorsal and H: ventral views.
FIGURE 5 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 5. (A–D) Ophiomusa lymani, MNHN IE.2009.1617, A: dorsal outline, B: dorsal view, C: lateral arm view, D: ventral view. (E–G) Ophiomusa lymani, juvenile, MNHN IE.2009.1616, E: dorsal outline, F: dorsal, G: ventral views. (H–I) Perlophiura profundissima, MNHN IE.2009.1624, H: dorsal and I: ventral views.
FIGURE 3 in Biogeography and taxonomy of Ophiuroidea (Echinodermata) from the Îles Saint- Paul and Amsterdam in the southern Indian Ocean
FIGURE 3. (A–B) Ophiura ljungmani, MNHN IE.2009.1623, A: dorsal and B: ventral views. (C–E) Ophiura cf. trimeni, MNHN IE.2009.1620, C: dorsal outline, D: dorsal and E: ventral views. (F–H) Ophioplinthus sp., juvenile, MNHN IE.2009.1619, F: dorsal outline, G: dorsal and H: ventral views.
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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.