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485 results for “new diatom species”
FIGURE 1 in Halamphora minima (Catenulaceae, Bacillariophyta), new brackish diatom species from the mudflat in Hampyeong Bay, Korea
FIGURE 1. Map of sampling localities in Hampyeong Bay, the west coast of Korea. Type locality of Halamphora minima (35º03'41.94'' N, 126º24'40.06'' E).
FIGURES 24–26 in Sellaphora tanghongquii sp. nov. (Bacillariophyta, Sellaphoraceae), a new diatom species from the Southern China
FIGURES 24–26. Sellaphora tanghongquii sp. nov., SEM, internal views. 24. Internal view of entire valve. 25. Detail of valve apex, showing pore-like pit and elongated helictoglossae. 26. Detail of the valve central area, showing biseriate striae and central raphe ends bending in the same direction. Scale bar = 2 μm (Figs 24, 26), 1 μm (Fig. 25).
FIGURES 2–20 in Sellaphora tanghongquii sp. nov. (Bacillariophyta, Sellaphoraceae), a new diatom species from the Southern China
FIGURES 2–20. Sellaphora tanghongquii sp. nov., LM, DIC. Valve views, showing size range and variability of the holotype population. In Figs 3–4 the white arrows point to the longitudinal ridges adjacent to the trough. Scale bar = 10 μm.
FIGURE 1 in Sellaphora tanghongquii sp. nov. (Bacillariophyta, Sellaphoraceae), a new diatom species from the Southern China
FIGURE 1. Study areas and the sampling sites. Sampling site (●: Samples of Sellaphora tanggongquii sp. nov. were collected from the tributaries of the Pearl River).
FIGURES 21–23 in Sellaphora tanghongquii sp. nov. (Bacillariophyta, Sellaphoraceae), a new diatom species from the Southern China
FIGURES 21–23. Sellaphora tanghongquii sp. nov., SEM, external views. 21. External view of the entire valve. Arrow A in the figure indicates troughs extending to the apical area and progressively becoming shallower. Arrow B indicates areolae becoming smaller from the longitudinal ridge to the trough. Arrow C indicates a row of separated and small pores on the valve mantle. 22. Detail of valve apices showing, uniseriate striae extending into the mantle. 23. External view of valve centre showing central raphe endings with the drop-shaped pores. Scale bar = 1 μm.
FIGURES 1–19 in Brachysira heteropolaris, a new diatom (Brachysiraceae, Bacillariophyta) species observed in an historic Weissflog slide from Scotland (UK)
FIGURES 1–19. Light micrographs of Brachysira heteropolaris Van de Vijver sp. nov. LM images taken from the holotype population (IX-18-A8, Weissflog slide Loch Canmor, Aberdeenshire 2, Scotland, UK). LM views of the population arranged in decreasing length. Scale bar = 10 µm.
FIGURES 1–3 in Two new species of the diatom genus Meridion (Bacillariophyta, Tabellariaceae) from Aleutian Islands
FIGURES 1–3. Maps showing Unalaska Island location in chain of Aleutian Islands and material collection site.
FIGURES 4–41. 4–29 in Two new species of the diatom genus Meridion (Bacillariophyta, Tabellariaceae) from Aleutian Islands
FIGURES 4–41. 4–29. Meridion tenuipes sp. nov., LM, type material, slide MW-D 1099s1, Fig. 6 represents the holotype. 30–41. Meridion humerosum sp. nov., LM, type material, slide MW-D 1099s1, Fig. 32 represents the holotype. 4–20, 31–41. Valve views. 21–30. Girdle views. Scale bar = 10 µm.
FIGURES 12–20. Chamaepinnularia taihangensis, SEM. 12–16, external views. 12 in Chamaepinnularia taihangensis sp. nov. (Bacillariophyceae), a new diatom species from Taihang Valley, Shanxi province, China
FIGURES 12–20. Chamaepinnularia taihangensis, SEM. 12–16, external views. 12. Entire valve, showing striae are composed of a elongated chamber-like areolae, and areolae openings covered by vela. 13, 16. View of the apex, with capitate apices, terminal raphe fissures distinct curving, continuing onto the mantle. 14. Center of the valve, showing the proximal raphe expanded and bent slightly to the same side. 15. Showing the siliceous thickening of the vela is thinner and easy to fracture. 17–20, internal views. 17. Entire valve. Showing the areolae openings are interrupted by siliceous bridge that divides striae in two parts.18, 20. View of the apex, distal raphe ends weakly deflected and terminate as helictoglossae. 19. Center of the valve, showing the proximal raphe ends unilaterally hooked. Scale bar = 1 μm.
FIGURE 1 in Chamaepinnularia taihangensis sp. nov. (Bacillariophyceae), a new diatom species from Taihang Valley, Shanxi province, China
FIGURE 1. Map of China and Shanxi province with arrows indicating the geographical location of the study area.
FIGURES 2–11 in Chamaepinnularia taihangensis sp. nov. (Bacillariophyceae), a new diatom species from Taihang Valley, Shanxi province, China
FIGURES 2–11. Chamaepinnularia taihangensis sp. nov. LM images of valve view showing dimensions range in size. Scale bar = 10 μm.
FIGURE 1 in A new diatom (Surirellaceae: Bacillariophyta) species-Surirella caljoniana sp. nov.-in Göydün Spring, Sivas in Eastern Anatolia, Republic of Türkiye
FIGURE 1. Location of the Göydün spring in Türkiye and the sampling point in the region (red circle). Modified base maps from Google, Creative Commons CCO Licence, GNU Free Document Licence.
FIGURES 7–11 in A new diatom (Surirellaceae: Bacillariophyta) species-Surirella caljoniana sp. nov.-in Göydün Spring, Sivas in Eastern Anatolia, Republic of Türkiye
FIGURES 7–11. Type material of Surirella caljoniana sp. nov. from Göydün Spring, Sivas, Türkiye, SEM, external view. 7. Entire valve. 8. Detail of the multiseriate striae and irregular fimbriate silica protrusions sometimes from the costae parallel to the apical axis. 9. Detail of the undulating axial area. 10. Detail of the foot pole showing the straight not enlarged terminal raphe endings. 11. Detail of the head pole showing the straight not enlarged terminal raphe endings. Scale bars: 10 µm (Fig. 7), 5 µm (Figs 8–11).
FIGURES 12–16 in A new diatom (Surirellaceae: Bacillariophyta) species-Surirella caljoniana sp. nov.-in Göydün Spring, Sivas in Eastern Anatolia, Republic of Türkiye
FIGURES 12–16. Type material of Surirella caljoniana sp. nov. from Göydün Spring, Sivas, Türkiye, SEM, internal view. 12. Overview of an entire valve. 13. Detail showing the portulae and the multiseriate striae. 14. Detail of the axial area. 15. Detail of the foot pole. 16. Detail of the head pole showing the continuous groove associated with the internal raphe. Scale bars: 10 µm (Fig. 12), 5 µm (Figs 13, 14), 2 µm (Figs 15, 16).
FIGURES 2–6 in A new diatom (Surirellaceae: Bacillariophyta) species-Surirella caljoniana sp. nov.-in Göydün Spring, Sivas in Eastern Anatolia, Republic of Türkiye
FIGURES 2–6. Type material of Surirella caljoniana sp. nov. from Göydün Spring, Sivas, Türkiye. LM micrographs of valves showing the size diminution series. Scale bar = 10 µm.
FIGURES 28–30 in Gomphonema rajaguruii sp. nov., a new diatom (Bacillariophyceae) species from the Western Ghats, India
FIGURES 28–30. SEM images of internal valve view showing marginal lamina of Gomphonema rajaguruii sp. nov. 28. Broken valve shows the internal mantle with marginal lamina. 29. Zoom image of siliceous thickening extended from the frustule margin with a series (3–4) of solitary pores present (white arrow). 30. Broken valve with robust interstriae costae (white arrow) fused into a marginal lamina. Scale bars = 1 μm.
FIGURES 21–27 in Gomphonema rajaguruii sp. nov., a new diatom (Bacillariophyceae) species from the Western Ghats, India
FIGURES 21–27. SEM images of internal valve view of Gomphonema rajaguruii sp. nov. 21. An entire valve. 22, 23. Head pole, distal raphe ends with pseudoseptum and helictoglossa. 24, Foot pole, distal raphe ends with pseudoseptum and helictoglossa. 25. APF (white arrow) partially covered by pseudoseptum. 26. Central area with internally-projecting central nodule slit-like stigma opening (white arrow) with curved proximal raphe ends. 27. Zoom image of rounded areolae arranged alternately. Scale bars = 1 μm.
FIGURES 1–12 in Gomphonema rajaguruii sp. nov., a new diatom (Bacillariophyceae) species from the Western Ghats, India
FIGURES 1–12. Gomphonema rajaguruii sp. nov. LM. Size dimension diminution series. Figure 7 is the holotype. Scale bar: 10 μm.
FIGURES 13–20 in Gomphonema rajaguruii sp. nov., a new diatom (Bacillariophyceae) species from the Western Ghats, India
FIGURES 13–20. SEM images of the external valve view of Gomphonema rajaguruii sp. nov. 13, 14. An entire valve. 15. Biseriate striae with slit-shaped areolae. 16, 20. Striae continuing extending onto the valve mantle. White arrow in Fig. 20. shows series of solitary pores on the valve mantle. 17. Distal raphe ends deflected onto valve mantle before the apices. 18. Teardrop-shaped proximal raphe ends slightly deflected towards an isolated transapically elongated oval-shaped stigma opening (white arrow). 19. Footpole, raphe bisects the bilobed APF, restricted to the mantle. Scale bars = 1 μm.
FIGURES 23–32 in Orthoseira groenlandica sp. nov., a new aerophilic diatom (Orthoseirales, Bacillariophyta) species from Greenland
FIGURES 23–32. Orthoseira groenlandica Goeyers, Kochman-Kędziora & Van de Vijver, sp. nov. SEM pictures taken from the holotype material (BR-2801, Qeqertarsuaq, Greenland, sample DM27). 23. Frustule in girdle view showing the structure of the cingulum. 24. Entire girdle band. 25. SEM external view of a valve in oblique view showing the step in the mantle (arrows). Fig. 26. SEM external view of a valve in oblique view lacking the step in the mantle. 27–29. Three external views of an entire valve. Note the typical siliceous scales in the valve center, the marginal ring of ridges and the scattered, short teeth-like spines. 30. SEM external oblique detail showing the irregular valve face ornamentation with papillae, thin spines and siliceous plates in the valve center. 31. SEM external detail of the marginal spines. Note the granulate surface structure of the girdle band. 32. SEM external detail of the surface structure in the central area obscuring the view on the carinoportulae. Scale bars = 10 µm (Figs 23–31), 1 µm (Fig. 32).
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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.