"Amaeba proteus; B, Amaeba radiosa. n, nucleus. c, contractile vacuole. a, food engulfed. ec, one of the nine pseudopods." —Davison, 1906

Amaeba Proteus

"Amaeba proteus; B, Amaeba radiosa. n, nucleus. c, contractile vacuole. a, food engulfed. ec, one of…