appendix 809 



21. The Protozoans — Representatives of Unicellular Animals 



DoBELL, C: Antony van Leeuwenhoek and his "Little Animals." London. J. Bale Sons 

 and Danielsson. 1932. An account of the founder of protozoology and bacteriology 

 and his work (1632-1723). - 



Grant. M. P.: Microbiology and Human Progress. New York. Rinehart Co., 1953. How 

 the world of microscopic beings surrounds and travels with human ones in modern 

 world affairs. The author believes that any citizen's culture and contributions to 

 society are enriched by an understanding of the part taken by micro-organisms in 

 its progress. 



Hyman. L. H.: The Invertebrates, Protozoa through Ctenophora. New York, McGraw- 

 Hill Book Co., 1940. The standard advanced reference work in English on the 

 invertebrates. 



Jahn. T. A., and F. F. Jahn: How to Know the Protozoa. Dubuque, Iowa, W. C. Brown 

 Co., 1949. A small, fully illustrated manual, interesting and easy to use, as easy 

 as possible to make it. 



Jennings, H. S.: Behavior of the Lower Organisms. New York, The Macmillan Co., 

 1915. A famous biologist's discussion of a subject on which he was a thought- 

 provoking scholar. 



LoCY, W. A.: Biology and Its Makers, 3rd ed. New York, Henry Holt & Co., 1915. 

 Excellent accounts of Leeuwenhoek and other pioneers. 



Mackie, T. T., G. W. Hunter, and C. B. Worth: Manual of Tropical Medicine, 2nd 

 ed. Philadelphia. W. B. Saunders Co.. 1954. Comprehensive and advanced discus- 

 sions of malaria, sleeping sickness and other diseases caused by protozoans. 



Warshaw, L. J.: Malaria, The Biography of a Killer. New York, Rinehart Co.. 1949. 

 Interesting, inclusive account of the parasites and the disease. 



Wichterman, Ralph: The Biology of Paramecium. New York, The Blakiston Co., 1952. 



Allen, W. E.: "The Primary Food Supply of the Sea," Quarterly Review of Biology, 

 9:161-180 (1934). A general survey of a subject of increasing importance. A 

 valuable reference work with a list for further reading. 



Allen, W. E.: "Red Water in La Jolla Bay (California) in 1945," Transactions, Ameri- 

 can Microscopical Society, 55:149-153 (1946). "Red water" due to dinoflagellates 

 (protozoans) has appeared now and again along the western coast of the United 

 States. 



Hegner. R. W.: "The Interrelations of Protozoa and the Utricles (leaf traps) of 

 Utricularia," Biological Bulletin. 50:239-270 (1926). Also, "Protozoa of the 

 Pitcher Plant," Biological Bulletin. 50:271-276 (1926). The story of how plant 

 traps catch and digest protozoans and other minute animals. 



Woodruff. L. L.: "Eleven thousand generations of Paramecium," Quarterly Review of 

 Biology, 1:436-438 (1935). Generations of paramecia in which conjugation did 

 not occur. Division followed endomixis. 



22. Sponges — A Side Line of Evolution 



BucHSBAUM. R.: Animals Without Backbones, 2nd ed. Chicago, University of Chicago 

 Press, 1948. This book presents the essentials of the structure and habits of sponges 

 clearly and vividly. 



Hegner, R. W.: Invertebrate Zoology. New York, The Macmillan Co., 1933. 



Hyman, L. H.: The Invertebrates, Protozoa through Ctenophora. New York, McGraw- 

 Hill Book Co., 1940. A leading authority, inclusive and thorough. Advanced. 



Miner, R. W.: Field Book of Seashore Life. New York, G. P. Putnam's Sons, 1950. 

 An excellent chapter on marine sponges. 



Potts, E.: The Sponges (Porifera) in Ward and Whipple's Fresh-Water Biology. New 



York. John Wiley & Sons. 1918. 

 Ramsay, J. A.: A Physiological Approach to the Lower Animals. Cambridge, England, 



Cambridge University Press, 1952. Broad generalizations in the physiological ap- 



