BIBLIOGRAPHY 



May, H. G. 19 19. Contributions to the Life Histories of 



Gordius robustus Leidy and Paragordius varius Leidy. 



Illinois Biol. Monographs, Vol. 5, No. 2. 

 Montgomery, T. H., Jr. 1899. Synopses of North American 



Invertebrates. II. Gordiacea (Hairworms). Amer. Nat., 



Vol. 33: 647-652. 

 Smith, F. 1900. Notes on North American Oligochaeta. 



Bull. Illinois State Lab. Nat. Hist., Vol. 5: 441-478, 



Urbana. Also same, Vol. 7: 45-51, 1905. 

 Walton, L. B. 1906. Naididae of Cedar Point, Ohio. Amer. 



Nat., Vol. 40: 683-706. 

 Welch, P. S. 19 1 4. Studies on the Enchytrasidae of North 



America. Bull. Illinois State Lab. Nat. Hist., Vol. 10: 



123-212, Urbana. 



CHAPTER XII 



LEECHES 



General References: Pratt, 1923; Ward and Whipple, 1918, 

 Chap. 20, Moore, J. P., Leeches. 



Moore, J. P. 1901. The Hirudinea of Illinois. Bull. Ill- 

 inois State Lab. Nat. Hist., Vol. 5: 479-546, Urbana. 

 1923. The Control of Blood-sucking Leeches with an 

 account of the Leeches in the Palisades Interstate Park. 

 Roosevelt Wild Life Bull., Vol. 2, No. i, Syracuse Univ. 



Nachtrieb, H. F., Hemingway, E. E., and Moore, J. P. 19 12. 

 Report on the Leeches of Minnesota. Geol. and Nat. 

 Hist. Survey of Minn., Zool. Series, No. 5; Part III, 

 Classification of the Leeches of Minnesota, by J. P. 

 Moore. 



CHAPTER XIII 



CRUSTACEA 



Andrews, E. A. 1904. Breeding Habits of Crayfish. Amer. 



Nat., Vol. 38:165-206. 

 Caiman, W. T. 191 1. The Life of Crustacea. Macmillan 



Co. 



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