Portrait of Phacus longicauda v. tortus, a large euglenoid flagellate with rigid pellicle twisted about half a revolution about its long axis. Many small discoid chloroplasts. Prominent longitudinal pellicular ridges. Red stigma. Central circular paramylon body (not well seen here). This individual has shed its flagellum. From freshwater pond near Boise, Idaho. Brightfield. This image was taken by William Bourland. He now uses a Zeiss Axioskop 2 with Spot Insight and Spot Flex CCD cameras (Diagnostic Instruments). Image copyright: William Bourland, image used under license to MBL (micro*scope).
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Freshwater and Terrestrial Microbes of Idaho (USA) and Elsewhere
No description of Phacus tortus available.
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