The Apicomplexa are a phylum of diverse obligate intracellular parasites

Which of the following is an example of an Apicomplexan?

In humans, the medically-important apicomplexans include Babesia sp. (causing babesiosis), Plasmodium spp. (causing malaria), Cryptosporidium parvum (causing cryptosporidiosis), Cyclospora cayetanensis (causing cyclosporiasis), Isospora belli (causing isosporiasis), Toxoplasma gondii (causing toxoplasmosis), etc.

What Apicomplexan is the causative agent of malaria?

The apicomplexa are an extremely large and diverse group (>5000 named species). Seven species infect humans (Box). Plasmodium, as the causative agent of malaria, has the greatest impact on human health.