Find research datasets worth reusing
Search datasets from major research repositories and use ShareScore to quickly assess how well each record supports discovery, access, and reuse.
15
datasets available to search
ShareScore release 0.9.0
Dataset results
15 results for “Amphicocconeis”
FIGURE 73 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURE 73. Cladistic analysis of ultrastructural characters. 9 Amphicocconeis (Table 3), 13 characters (Table 2). Cocconeis scutellum Ehrenberg as an outgroup. Majority rule consensus tree resulting from the 12 most parsimonious trees.
FIGURES 66–68 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 66–68. Amphicocconeis cf. mascarenica. (material from Raivavae, Tahiti and Moorea Isls, South Pacific). RV in internal view, with RVVC still in place, note the regularly biseriate row of alternate round pores corresponding to each RV stria (Fig. 66), RVVC apex in abvalvar side (Fig. 67), complete and open RVVC in advalvar view (Fig. 68). Scale bars: 3 µm (Figs 66, 68), 600 µm (Fig. 67).
FIGURES 55–61 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 55–61. Amphicocconeis ruatara sp. nov. (material RAI 20 from Raivavae, Austral Islands, South Pacific). RVs in external view (Figs 55–56), RV in internal view (Fig. 57), detail of the RV apex with terminal raphe fissure (Fig. 58), central area in external view (Fig. 59), head pole of the RVVC in advalvar view (Fig. 61), entire RVVC in advalvar view (Fig. 60). Scale bars: 3 µm (Figs 55–56, 60), 2 µm (Fig. 57), 1 µm (Figs 58–59, 61).
FIGURES 49–54 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 49–54. Amphicocconeis ruatara sp. nov. SEM (material RAI 20 from Raivavae, Austral Islands, South Pacific). SV in external view, note the axial rows of long areolae, crista marginalis and marginal row of small and dense areolae (Figs 49–50), SV in internal view (Fig. 51), SVVC in advalvar view with short fused fimbriae (Fig. 52), detail of the SVVC head pole with low fimbriae (Fig. 53), and irregular rows of pores (Fig. 54). Scale bars: 3 µm (Figs 49–52), 1 µm (Figs 53–54).
FIGURES 69–72 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 69–72. SEM (material from Raivavae, Tahiti and Moorea Isls, South Pacific). SVVC in abvalvar view of Amphicocconeis cf. mascarenica (Figs 69–70), SVVC of Amphicocconeis ruatara sp. nov. (Fig. 71), RVVC of Amphicocconeis sp. (Fig. 72). Scale bars: 1 µm (Fig. 71), 6 µm (Fig. 1), 0.5 µm (Figs 69–70), 600 nm (Fig. 72).
FIGURES 45–48 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 45–48. Amphicocconeis antiqua sp. nov. SEM (material 'Papeete 4 Holothuria', from Tahiti, South Pacific). RV in internal view with RVVC still in place (abvalvar view) with dense rows of simple pores close to the edge of the copula (Fig. 45), foot pole of the RVVC (abvalvar view) with parallel endings around the raphe and helictoglossa (Fig. 46, twin arrowheads), detached RVVC in advalvar view (Fig. 47), RVVC in abvalvar view with radiate rows of simple pores and narrow edge void of pores (Fig. 48, arrow). Scale bars: 5 µm (Fig. 45), 4 µm (Fig. 47), 2 µm (Figs 46, 48).
FIGURES 35–40 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 35–40. Amphicocconeis antiqua sp. nov. SEM (material 'Papeete 4 Holothuria', from Tahiti, South Pacific). SVs in external view, note the elliptic sternum with cupules (Figs 35, 37, twin arrows), ogival apices and almost no shorter striae (Figs 35–36), SV areolae in external view, with straight and narrow opening and cupules (Figs 37–38), SVVC with simple fimbriae (Fig. 40, arrowhead), SV in internal view, with elliptic large sternum and narrow hymenes (Fig. 38). Scale bars: 6 µm (Fig. 36), 5 µm (Fig. 35), 4 µm (Fig. 39), 3 µm (Figs 38, 40), 1 µm (Fig. 37).
FIGURES 30–34 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 30–34. Amphicocconeis clypeus sp. nov. SEM (material 'Papeete 4 Holothuria', from Tahiti, South Pacific). RVVC in abvalvar view, with rows or irregular pores, with a large edge devoid of pores (Fig. 30, arrowhead), note the plow-sock (Figs 30, 33, arrows) at the head pole of the RVVC and marginal convex border (Figs 30–31), RVVC in advalvar view, with complex pores (Figs 32–33). Scale bars: 4 µm (Fig. 33), 3 µm (Fig. 30), 1 µm (Figs 31, 34), 600 nm (Fig. 32).
FIGURES 24–29 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 24–29. Amphicocconeis clypeus sp. nov. SEM (material 'Papeete 4 Holothuria', from Tahiti, South Pacific). RV in external view with interrupted macro-areolae delineating a large lunar-shaped area void of ornamentation (Fig. 24), note the eroded macro-areolae giving access to the abvalvar side of the RVVC with complex marginal pores (Fig. 29), RV in internal view with the RVVC still in place (Fig. 25), RV in internal view (Fig. 27), detail of the central area in internal view (Fig. 26), detail of the internal apex with unraised/low helictoglossa (Fig. 28). Scale bars: 5 µm (Figs 24, 27), 4 µm (Fig. 25), 2 µm (Figs 26, 28), 400 nm (Fig. 29).
FIGURES 13–17 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 13–17. Amphicocconeis catharinensis sp. nov. SEM (Brazilian material ICN n° 91485, Zimbros, Porto Belo, Brazil). RV in external view with marginal macro-areolae, short macro-areolae on each side of the raphe, and spread shorter areolae in between (Fig. 13), curved distal raphe endings (Fig. 15, arrowhead), proximal raphe endings curved in same side (Fig. 16), entire frustule showing the RV in internal view (Fig. 14), RVVC with oblong marginal pores in same number as the RV striae (Fig. 17, twin arrowheads). Scale bars: 4 µm (Figs 13, 17), 3 µm (Fig. 14), 1 µm (Figs 15, 16).
FIGURES 7–12 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 7–12. Amphicocconeis catharinensis sp. nov. SEM (Brazilian material ICN n° 91485, Zimbros, Porto Belo, Brazil). SV in external view with a narrow sternum (Fig. 7), crater-like areolae with opening bordered by digit expansions (Figs 8–9, arrowheads), mantle ornamentation with oblong areolae and granulate depressions (Figs 8–9, arrows), SV internal views (Figs 10–12), with areolae closed by convex hymenes, SVVC with large pores (Figs 11–12, arrowheads), a part of the RV still present (Fig. 11, framed arrow). Scale bars: 5 µm (Figs 10–11), 4 µm (Fig. 7), 1 µm (Figs 8–9, 12).
FIGURES 18–23 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 18–23. Amphicocconeis clypeus sp. nov. SEM (material 'Papeete 4 Holothuria', from Tahiti, South Pacific). SV in external view with still partly connected SVVC in advalvar view (Fig. 18), note the marginal row of dense areolae. SV in oblique view, with a SV sternum slightly convex, with four copulae (Fig. 19), SVVC open, with large pores, abvalvar view (Figs 21–22), SV areolae in external view, with 'sepia-like' opening (Fig. 20), SV in internal view with areolae covered by convex hymenes (Fig. 23). Scale bars: 6 µm (Fig. 22), 5 µm (Fig. 18), 4 µm (Fig. 23), 3 µm (Fig. 19), 1 µm (Fig. 21), 600 nm (Fig. 20).
FIGURES 62–65 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 62–65. Amphicocconeis cf. mascarenica. (material from Raivavae, Tahiti and Moorea Isls, South Pacific). SV in external view (Fig. 62), SV in internal view (Fig. 63), open and narrow SVVC in abvalvar view, with short and fused fimbriae and biseriate short row of pores (Fig. 64), SVVC in abvalvar view (Fig. 65). Scale bars: 2 µm (Figs 62–65).
FIGURES 41–44 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 41–44. Amphicocconeis antiqua sp. nov. SEM (material 'Papeete 4 Holothuria', from Tahiti, South Pacific). RV in external view, with dense macro-areolae shortly interrupted by narrow spaces devoid of ornamentation or not (Figs 41, 43), terminal raphe strongly hooked (Fig. 42), central area round to slightly transapically expended (Fig. 44). Scale bars: 5 µm (Fig. 43), 4 µm (Fig. 41), 2 µm (Fig. 44), 1 µm (Fig. 42).
FIGURES 1–6 in New Amphicocconeis (Bacillariophyta) from Raivavae and Tahiti Islands (South Pacific) and Porto Belo (Brazil), with re-examination of Psammococconeis
FIGURES 1–6. Amphicocconeis disculoides. SEM (Brazilian material ICN n° 91485, Zimbros, Porto Belo, Brazil). SV in external view with short marginal striae (Fig. 1), SV areolae along the SV sternum (Fig. 2), SV oblong areolae with irregular aperture (Fig. 3), SV in internal view, with SVVC still in place with clusters of pores (Figs 5–6, twin arrowheads and arrow), RVVC (Fig. 4, arrow), and a part of the RV still attached (Fig. 4, arrowhead). Scale bars: 7 µm (Fig. 4), 6 µm (Fig. 1), 5 µm (Fig. 5), 1 µm (Figs 3, 6), 700 nm (Fig. 2).
ScienceDex guides
Understand access before you commit
These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
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.