Plasmodium ovale wallikeri
Plasmodium ovale wallikeri is a subspecies of parasitic protozoa that causes tertian malaria in humans. The subspecies was described in 2010 when it was established that the two subspecies of "Plasmodium ovale," while morphologically identical are genetically distinct."" Epidemiology. "Plasmodium ovale wallikeri" has been identified in Ghana, Myanmar, Nigeria, São Tomé, Sierra Leone and Uganda. Clinical features. Clinical features for "P. ovale wallikeri" are described in the article on "Plasmodium ovale". Phylogenetics. This species separated from its closest known relative - "Plasmodium ovale curtisi" - between 1.0 and 3.5 million years ago.