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Discharged extrusomes

Image of Sphenostomella vernalis (Dragesco & Groliere 1969) Jankowski 1980

Description:

Discharged extrusomes of the cinetochilid scuticociliate, Sphenostomella vernalis (Dragesco and Groliere, 1969) Jankowski, 1980 (synonym: Sathrophilus vernalis). The cell is elongate ovoid. The many large mucocysts give the cell a yellowish-orange color when viewed by brightfield illumination. Here the ribbon-like discharged extrusomes (?mucocysts) are visible posterior to the cell. Collected from polysaprobic standing ditchwater at several different sites near Boise, Idaho March 2005. phase contrast. 

Source Information

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cc-by-nc
author
William Bourland
provider
micro*scope
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ID
27475398