Characteristics of Taxonomic Groups with Soil-inhabiting Forms

Kingdom Protozoa

Characteristics of Phylum Sarcomastigophora


  1. Protozoa are unicellular or colonial protozoa
  2. Locomotion by flagella or pseudopodia or both
  3. Autotrophic or heterotrophic
  4. Homokaryotic (single type of nucleus)
Mastigophora - Flagellate Protozoa Sarcodina - Ameboid Protozoa


Characteristics of Phylum Ciliophora


  1. Ciliates are unicellular protozoa
  2. Locomotion and feeding currents by cilia
  3. Distinct cytostome ("cell mouth")
  4. Homokaryotic (single type of nucleus)




Bamforth, S. S. 1980. Terrestrial Protozoa. J. Protozool. 27:33-36.

Brusca, R. C. and G. J. Brusca. 1990. Invertebrates. Sinauer Associates, Sunderland, MA.

Dindal, D. 1990. Soil Biology Guide. John Wiley and Sons, NY.

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