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Balea, Galicia, Spain
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Sant Marti Sarroca, Catalonia, Spain
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Lardero, La Rioja, Spain
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Valea, Galicia, Espaa
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Canencia, Madrid, Spain
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Trefacio, Castille and Leon, Spain
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Ribadelago, Castille and Leon, Spain
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Epithemia turgidaCells in valvar view and in optical transversal section, showing shell reinforcement through transapical costae. Scale bar indicates 25 m.Sample from Lake Constance near Bodman. Images were taken using Zeiss Universal with Olympus C7070 CCD camera.For more look at
www.protisten.de/english/gallery_main/gallery_main.htmlFor high-resolution images please ask postmaster@protisten.de.
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Ribadelago de Franco, Castille and Leon, Spain
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Fig 1: Pseudonitzschia multiseries Schematic drawing of the cell with detailed arrangement in the valve view.
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Centre of valve showing the inner termini of the raphe structure, phase contrast micrograph of empty frustule.
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Single cell with stalk. Digital drawing using 18 frames generating depth of focus, stacked manually using Corel Photopaint. Scale bar indicates 25 µm. Collected from Bodden, the brackish waters lying between the isles of Hiddensee and Ruegen (German Baltic Sea). This image was taken using Zeiss Universal with Olympus C7070 CCD camera.
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Cylindrotheca (sill-inn-dro-thee-ka) fusiformis, an elongate and slightly twisted pennate diatom (stramenopile), tends to move in a spiral motion, frustule not heavily silicifed and and can be deformed. Differential interference microscopy.
data on this strain.
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Image from type material.
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Detail showing plastids inside several cells at the end of a filament. Same filament as included in another picture in this collection.
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Valves are rectangular in girdle view and elliptical in valve view. Each cell has four ribbon like and folded chloroplasts, two along each side of the girdle.
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Fuente de Piedra, Andalusia, Spain
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Soba, Cantabria, Spain
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Logrono, La Rioja, Spain
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Pra, Faro, Portugal
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Miranda do Douro Municipality, Braganca, Portugal
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Miranda do Douro Municipality, Braganca, Portugal