17

Explanation of Plate.

          Fig. 1.—Small form of parasite without vacuole or secondary chromatin
              body. Rarely seen.

          Fig. 2.—Small form of parasite.

          Fig. 3.—Large form of parasite.

          Fig. 4.—Parasite showing rod shaped small chromatin mass.

          Fig. 5.—Parasite showing small chromatin mass as a dot only.

          Fig. 6.—Parasite showing " tail" joining chromatin masses.

          Fig. 7.—Cockle shell shape with vacuole.

          Fig. 8.— Ditto with, pink staining body substance and no vacuole.

          Fig. 9.—Pear shaped form.

          Fig. 10.—Form with faintly staining large chromatin mass.

          Fig. 11.—Form showing bilobed chromatin mass.

          Fig. 12.—Ditto heart-shaped chromatin mass.

          Fig. 13.—Similar form to the last; seen in another direction.

          Fig. 14.—Form with double large chromatin mass.

          Fig. 15.—Longitudinal division into two forms.

          Fig. 16.—Transverse division into two forms.

          Fig. 17.—Developmental form showing the formation of 3 bodies.

          Fig. 18.—Developmental form showing the formation of many bodies.

          Fig. 19.—Forms apparently in altered red blood corpuscles.

          Fig. 20.—Forms in bodies after treatment of blood with hypotonic ammo-
                  nium oxalate solution.

          Fig. 21.—Pigment in apparent red cell.

          Fig. 22.—Showing formation of apparent red cell bodies from macrophages
                    and leucocytes.

          Fig. 23.—Parasites in polymorphonuclear leucocytes.

          Fig. 24.—Parasite in a myelocyte.

          Fig. 25.—Parasites in a large mononuclear leucocyte.

          Fig. 26.—A macrophage containing the parasites.

          Fig. 27.—A macrophage containing malarial pigment in addition to the
                     parasites.

          Fig. 28.—Malignant tertian malaria. Young form showing two chromatin
                    dots.

          Fig. 29.—Small forms of bovine piroplasma.

          Fig. 30.—Large forms of bovine and canine piroplasma.

          Fig. 31.—Section of liver stained by the modified Romanowsky method
                     showing macrophages in the liver capillaries.

          Fig. 32.—Macrophages in the liver capillaries containing parasitic bodies.

          Fig. 33.—Section of spleen showing the parasites in macrophages and in
                      large mononuclear cells; a parasite is seen in connection with an
                      endothelium or stroma cell.