Two corallicolid cells in a membrane (IMAGE) University of British Columbia Caption University of British Columbia botanists have discovered parasites thought only to infect tropical coral reefs in cold marine ecosystems. A high magnification image of two corallicolid cells in a membrane. Credit Dr. Sam Livingston, University of British Columbia. Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.