Piroplasmia

**Definition:** A subclass of heteroxenous parasitic protozoa usually transmitted by ticks. Its organisms are rod-shaped or amoeboid with conoid, oocysts, spores, and pseudocysts absent. Locomotion is by body flexion, gliding, or, in sexual stages, by large axopodium-like organelles.

**Tree numbers:** - B01.043.075.600