Fig. 1:  Normal red cell;  Figs. 2-18:  Trophozoites (among these, Figs. 2-10 correspond to ring-stage trophozoites);  Figs. 19-26:  Schizonts (Fig. 26 is a ruptured schizont);  Figs. 27, 28:  Mature macrogametocytes (female); Figs. 29, 30:  Mature microgametocytes (male).

courtesy of the CDC and Coatney GR, Collins WE, Warren M, Contacos PG.  The Primate Malarias.  U.S. Department of Health, Education and Welfare, Bethesda, 1971.