plasmodium mexicanum plasmodium mexicanum plasmodium mexicanum is a parasite of the genus plasmodium subgenus paraplasmodium. plasmodium mexicanum scientific classification domain: eukaryota clade: diaphoretickes clade: tsar clade: sar clade: alveolata phylum: apicomplexa class: aconoidasida order: haemospororida family: plasmodiidae genus: plasmodium species: p. mexicanum binomial name plasmodium mexicanumthompson and huff, 1944 like all plasmodium species p. mexicanum has both vertebrate and insect hosts. the vertebrate hosts for this parasite are reptiles. taxonomy the parasite was first described by thompson and huff in 1944. distribution this parasite is found in arizona, united states. hosts this parasite infects the sceloporus ferraripezi, sceloporus horridus, sceloporus microlepidotus, western fence lizard (sceloporus occidentalis), sceloporus pyrocephalus, sceloporus variabilis, scleroporus torquatus torquatus and the tree lizard (urosaurus ornatus). this species is unusual in being able to undergo normal sporogony in psychodid flies (lutzomyia stewarti and lutzomyia vexatrix).