1. Note.—A complete bibliography of the parasitic amoebae (entamoebae) has been compiled by Mr. Albert Hassall, Assistant Zoologist, United States Department of Agriculture, Washington, D.C.
2. Brown, W. Carnegie (1910). Amoebic or Tropical Dysentery, London.
3. Calkins, Gary N. (1909). Protozoology, New York.