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Logrono, La Rioja, Spain
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Pra, Faro, Portugal
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Lumbreras, La Rioja, Spain
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Rancho de la Herradura, Andalusia, Spain
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Aranjuez, Madrid, Spain
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Campillos, Andaluca, Espaa
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S Juan, Galicia, Spain
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Ribadelago de Franco, Castille and Leon, Spain
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Barcelona, Catalunya, Espaa
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Puras de Villafranca, Castille and Leon, Spain
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Villoslada de Cameros, La Rioja, Spain
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El Palacio De Donana, Andalusia, Spain
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Villoslada de Cameros, La Rioja, Spain
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Covaleda, Castilla y Len, Espaa
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Madrid, Comunidad de Madrid, Espaa
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Sant Marti Sarroca, Catalonia, Spain
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Lumbreras, La Rioja, Spain
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Lumbreras, La Rioja, Spain
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Valea, Galicia, Espaa
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This image of Amphipleura pellucida was taken using an Olympus SPlanapo 100X/1.40, Zeiss 1.40 achro plan condenser, DIC, Wratten 47 deep blue filter, The Imaging Source 1024X768 digital camera, mosaic of 4 images (every image is an average of 32 frames in order to reduce noise). Software Panorama Maker 3.0 and Photoshop.
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Pinnularia (pin-you-lair-ee-a) a pennate diatom, the upper cell is the empty siliceous wall or frustule, the lower cell is a living cell with brown-ish chloroplast and central nucleus. Diatoms are mostly identified and classified using the markings on the surface of the frustule. The central line is the raphe, and is associated with the gliding movements of the cell. Differential interference contrast. Material from Nymph Lake, thermal sites within Yellowstone National Park, photograph by Kathy Sheehan and David Patterson.
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Image from type material.
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Soba, Cantabria, Spain
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Mahide, Castille and Leon, Spain