Like chlamydomonas but with a longitudinal wing on each. side of the body an elm fruit. Revolves as it swims,is 10-25micron long,and lives in pounds and slow rivers 4b. A cell in transverse section.
Cocconeis Extremely common flat oval diatoms.10-30 micron long.clinging to plants stones and other substrada some times in almost continuous layer cleaned frustule 3 cells on an Oedogonium filament. RlPPLE WALLET : rE9VzDvqozvgbd2trCKitN4fSi6ENiHu41
Tribonema Filamentous and unbranched 5-20 micron diameter with several parietal chloroplasts and H- pieces resembling Microspora (39) but differing in the longer and narrower cells and much paler and more transparent appearance. Having no starch. Commen especially in grassy pools. 61 a part of a filament 61b H- piece ( fit together to form the walls) RlPPLE WALLET : rE9VzDvqozvgbd2trCKitN4fSi6ENiHu41
Gomphosphaeria ( Coelosphaerium ) Gomphosphaeria ( Coelosphaerium ). Small cells up to 5um in diameter, united into a hollaw, roughly spherical, floating colony, sometimes blackish in appearanco and often sur-rounded by mucilage. Colonies reach about 100um across.Conspicuous in the plankton of lakes. RlPPLE WALLET : rE9VzDvqozvgbd2trCKitN4fSi6ENiHu41
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