A parasitic disease of many animals, including cattle, swine, sheep, dogs, cats, and poultry, but rarely of human beings, resulting from infestation of the alimentary canal by protozoans of the order Coccidia.

• 球杆菌许多动物，包括牛、猪、羊、狗、猫与家禽的由寄生虫引起的病，但人类罕见，由球孢子菌的原生动物经由营养管道的感染而引起