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 syncitium
Protaspis (pro-tass-piss) is a medium-sized heterotrophic flagellate. Two flagella emerge close to each other from a point behind the apex of the cell and on the ventral side. The anterior flagellum is typically shorter than the posterior flagellum. The ventral side may give rise to pseudopodia which can enclose food - such as diatoms. In this image, many cells have fused into a syncitium. Phase contrast microscopy. This image was taken by Dawn Moran and David Patterson from cultures and samples collected from the Ross Sea in Antarctica by Rebecca Gast. Image copyright: Dawn Moran and D. J. Patterson, image used under license to MBL (micro*scope).
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Protaspis
From the collection
Ross Sea, Antarctica
| Description of Protaspis: Thaumatomastigid with flagella inserting subapically on ventral side, no flagellar pocket, flagella equal or subequal. Ventral surface usually grooved, and nuclei often with nuclear caps (= dictyosomes?). May be dorso-ventrally flattened. Appear naked by light microscopy, no ultrastructural studies have been carried out. Type species P. glans, Skuja, 1939. |
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Protaspis in this collection |
Protaspis in other collections
Protaspis gemmifera, from
Heterotrophic flagellates of marine habitats
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Protaspis glans, from
Heterotrophic flagellates of marine habitats
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Protaspis major, from
Heterotrophic flagellates of marine habitats
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Protaspis metarhiza, from
Heterotrophic flagellates of marine habitats
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Protaspis obliqua, from
Heterotrophic flagellates of marine habitats
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Protaspis tanyopsis, from
Heterotrophic flagellates of marine habitats
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Protaspis tegere, from
Heterotrophic flagellates of marine habitats
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Protaspis verrucosa, from
Heterotrophic flagellates of marine habitats
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Protaspis gemmifera, from
Drawings of flagellates
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Protaspis obliqua, from
Drawings of flagellates
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Protaspis tegere, from
Drawings of flagellates
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Protaspis verrucosa, from
Drawings of flagellates
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Protaspis, from
ATOL protistology workshop 2005
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Protaspis tegere, from
ATOL protistology workshop 2005
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Protaspis, from
Eel Pond, Woods Hole, Massachusetts
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Protaspis, from
Prawn Farm, Queensland, Australia
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Protaspis tegere, from
Marine microbes - NW Australia
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Protaspis, from
Lake Toolik, Arctic Alaska
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Protaspis gemmigera, from
Heterotrophic flagellates of Botany Bay, Sydney, Australia
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Protaspis obliqua, from
Heterotrophic flagellates of Botany Bay, Sydney, Australia
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Protaspis tegere, from
Heterotrophic flagellates of Botany Bay, Sydney, Australia
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Protaspis verrucosa, from
Heterotrophic flagellates of Botany Bay, Sydney, Australia
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