Azomonas agilis

Azomonas agilis is a species of motile, gram-negative bacteria found in water and is capable of fixing atmospheric nitrogen. It is the type strain for the genus Azomonas. A. agilis resembles protists with its ovoid, ellipsoidal, or coccoid cells. The cells are relatively large, usually 2.5-6.4 μm long and 2.0-2.8 μm wide, though giant cells that...
Found on http://en.wikipedia.org/wiki/Azomonas_agilis
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