Your Safer Source for Science

Since 1977

Address Flinn Scientific Canada, Inc. 175 Longwood Road South Hamilton, ON L8P 0A1
Phone 844-200-1455
Fax 844-200-0890

This simple dichotomous key and its accompanying drawings are included to assist students in identifying common protozoans normally found in our cultures. It is suggested that methyl cellulose solution (Flinn Catalog No. M0155) be used as a slowing agent for fast moving protozoans.


  • Classification
  • Protozoa
  • Microorganisms