Apicomplex Organisms (IMAGE) Barcelona Institute for Global Health (ISGlobal) Caption This is a phylogenetic tree of the Apicomplexan Phylum. Credit Jan Slapeta Usage Restrictions None License Licensed 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.