"tbe buffer"

Freshwater. Unicellular; lunate. Proteose agar.

Characterized by green plastids and cell walls composed of cellulose.

Cellular slime mold. Demonstrates amoeboid state, pseudoplasmodial state, and fruiting body, or sorocarp.

This organism is commonly recovered from soil and water. As normal intestinal flora, it can also usually be found in sewage.